--- /dev/null
+#!/bin/bash
+#now need to modify run scripts in examples directory
+for i in `seq 1 10`;
+ do
+ more b$i/run
+done
--- /dev/null
+* EXAMPLE 1
+* DAISY PATTERN
+* CREATION OF PHANTOM AND DIVERGENT PROJECTION DATA
+* RECONSTRUCTION WITH DCON
+* ANALYSIS
+CREATE
+EXAMPLE 1 DAISY
+SPECTRUM MONOCHROMATIC 75
+OBJECTS
+TRIA 1.9 -3.7 0.5 4.1 20.0 2.5
+SEGM 4.0 0.1 2.9 4.3 47.0 2.2
+SEGM -2.1 -2.1 3.1 3.0 -15.0 2.2
+ELIP 0.0 2.5 1.0 1.0 0.0 1.5
+ELIP 0.1 4.3 1.3 1.2 0.0 1.0
+ELIP -2.0 3.5 1.3 1.3 0.0 1.0
+ELIP -1.0 1.5 1.3 1.1 0.0 1.0
+ELIP 1.5 1.6 1.5 1.3 0.0 1.0
+ELIP 1.8 3.3 1.2 1.2 0.0 1.0
+LAST 1.0
+PHANTOM AVERAGE 3
+31 0.4
+RAYSUM AVERAGE 1
+1 1
+GEOMETRY
+DIVERGENT ARC 20.0 10000.0
+RAYS USER 65 150.0
+ANGLES 60 EQUALLY SPACED
+0.0 352.5
+MEASUREMENT PERFECT
+BACKGROUND 0.0
+RUN
+*
+PICTURE TEST
+*
+PROJECTION REAL
+*
+EXECUTE DCON
+EXAMPLE 1 DIVERGENT CONVOLUTION FROM 60 VIEWS
+-1 1 -1 0.5 0
+BANDLIMITING
+*
+LINES SCALE 100.0 COLUMN 16
+1
+*
+PUNCH PHANTOM
+1
+*
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> EXAMPLE 1
+
+ <*> DAISY PATTERN
+
+ <*> CREATION OF PHANTOM AND DIVERGENT PROJECTION DATA
+
+ <*> RECONSTRUCTION WITH DCON
+
+ <*> ANALYSIS
+
+ <#> CREATE
+
+ EXAMPLE 1 DAISY
+
+
+ <#> SPECTRUM MONOCHROMATIC 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 tria 1.9000 -3.7000 0.5000 4.1000 20.0000 2.5000 2.5000
+
+ 2 segm 4.0000 0.1000 2.9000 4.3000 47.0000 2.2000 2.2000
+
+ 3 segm -2.1000 -2.1000 3.1000 3.0000 -15.0000 2.2000 2.2000
+
+ 4 elip 0.0000 2.5000 1.0000 1.0000 0.0000 1.5000 1.5000
+
+ 5 elip 0.1000 4.3000 1.3000 1.2000 0.0000 1.0000 1.0000
+
+ 6 elip -2.0000 3.5000 1.3000 1.3000 0.0000 1.0000 1.0000
+
+ 7 elip -1.0000 1.5000 1.3000 1.1000 0.0000 1.0000 1.0000
+
+ 8 elip 1.5000 1.6000 1.5000 1.3000 0.0000 1.0000 1.0000
+
+ 9 elip 1.8000 3.3000 1.2000 1.2000 0.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> PHANTOM AVERAGE 3
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 3 x 3 points
+
+
+ <#> 31 0.4
+ picture size 31 x 31, pixel size 0.4000
+
+
+ <#> RAYSUM AVERAGE 1
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> GEOMETRY
+
+
+ <#> DIVERGENT ARC 20.0 10000.0
+ rays are divergent from point sources
+ source to origin distance 20.0000
+ the detectors lie on an arc with source to detector distance = 10000.0000
+
+
+ <#> RAYS USER 65 150.0
+ number of rays per projection 65
+ at detector spacing 150.0000
+
+
+ <#> ANGLES 60 EQUALLY SPACED
+ total number of projections 60
+
+ projection angles 0.0000 5.9746 11.9492 17.9237 23.8983 29.8729 35.8475 41.8220 47.7966 53.7712
+ 59.7458 65.7203 71.6949 77.6695 83.6441 89.6186 95.5932 101.5678 107.5424 113.5169
+ 119.4915 125.4661 131.4407 137.4153 143.3898 149.3644 155.3390 161.3136 167.2881 173.2627
+ 179.2373 185.2119 191.1864 197.1610 203.1356 209.1102 215.0847 221.0593 227.0339 233.0085
+ 238.9831 244.9576 250.9322 256.9068 262.8814 268.8559 274.8305 280.8051 286.7797 292.7542
+ 298.7288 304.7034 310.6780 316.6525 322.6271 328.6017 334.5763 340.5508 346.5254 352.5000
+
+
+ <#> MEASUREMENT PERFECT
+ projection data are noiseless
+
+
+ <#> BACKGROUND 0.0
+ at levels
+ 75
+ background absorption 0.0000
+
+
+ <#> RUN
+ 0.001 seconds phantom creation
+ 0.004 seconds projection data creation
+ 0.005 seconds used for processing command crea
+
+
+ <*>
+
+ <#> PICTURE TEST
+
+ EXAMPLE 1 DAISY
+
+
+ <#> spec mono 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 tria 1.9000 -3.7000 0.5000 4.1000 20.0000 2.5000 2.5000
+
+ 2 segm 4.0000 0.1000 2.9000 4.3000 47.0000 2.2000 2.2000
+
+ 3 segm -2.1000 -2.1000 3.1000 3.0000 -15.0000 2.2000 2.2000
+
+ 4 elip 0.0000 2.5000 1.0000 1.0000 0.0000 1.5000 1.5000
+
+ 5 elip 0.1000 4.3000 1.3000 1.2000 0.0000 1.0000 1.0000
+
+ 6 elip -2.0000 3.5000 1.3000 1.3000 0.0000 1.0000 1.0000
+
+ 7 elip -1.0000 1.5000 1.3000 1.1000 0.0000 1.0000 1.0000
+
+ 8 elip 1.5000 1.6000 1.5000 1.3000 0.0000 1.0000 1.0000
+
+ 9 elip 1.8000 3.3000 1.2000 1.2000 0.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phan aver 3
+
+ density in each pixel is obtained as the average of 3 x 3 points
+
+
+ <#> pixe 31 size 0.4000
+ picture size 31 x 31, pixel size 0.4000
+
+ test picture read
+ EXAMPLE 1 DAISY
+ 0.000 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION REAL
+
+ EXAMPLE 1 DAISY
+
+
+ <#> spec mono 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 tria 1.9000 -3.7000 0.5000 4.1000 20.0000 2.5000 2.5000
+
+ 2 segm 4.0000 0.1000 2.9000 4.3000 47.0000 2.2000 2.2000
+
+ 3 segm -2.1000 -2.1000 3.1000 3.0000 -15.0000 2.2000 2.2000
+
+ 4 elip 0.0000 2.5000 1.0000 1.0000 0.0000 1.5000 1.5000
+
+ 5 elip 0.1000 4.3000 1.3000 1.2000 0.0000 1.0000 1.0000
+
+ 6 elip -2.0000 3.5000 1.3000 1.3000 0.0000 1.0000 1.0000
+
+ 7 elip -1.0000 1.5000 1.3000 1.1000 0.0000 1.0000 1.0000
+
+ 8 elip 1.5000 1.6000 1.5000 1.3000 0.0000 1.0000 1.0000
+
+ 9 elip 1.8000 3.3000 1.2000 1.2000 0.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> rays aver 1
+
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geom
+
+
+ <#> dive arc source at 20.0000 det dist10000.0000
+ rays are divergent from point sources
+ source to origin distance 20.0000
+ the detectors lie on an arc with source to detector distance = 10000.0000
+
+
+ <#> rays user 65 spacing 150.0000
+ number of rays per projection 65
+ snark computed number of rays 63
+ at detector spacing 150.0000
+
+
+ <#> angl 60
+ total number of projections 60
+
+
+ projection angles 0.0000 5.9746 11.9492 17.9237 23.8983 29.8729 35.8475 41.8220 47.7966 53.7712
+ 59.7458 65.7203 71.6949 77.6695 83.6441 89.6186 95.5932 101.5678 107.5424 113.5169
+ 119.4915 125.4661 131.4407 137.4153 143.3898 149.3644 155.3390 161.3136 167.2881 173.2627
+ 179.2373 185.2119 191.1864 197.1610 203.1356 209.1102 215.0847 221.0593 227.0339 233.0085
+ 238.9831 244.9576 250.9322 256.9068 262.8814 268.8559 274.8305 280.8051 286.7797 292.7542
+ 298.7288 304.7034 310.6780 316.6525 322.6271 328.6017 334.5763 340.5508 346.5254 352.5000
+
+
+ <#> meas perf
+ projection data are noiseless
+
+
+ <#> back 0.0000
+ at levels
+ 75
+ background absorption 0.0000
+
+ estimate of totlen = 31273.639204
+ estimate of totden = 11129.885164
+ estimate of average density = 0.3559
+ projection data read
+ EXAMPLE 1 DAISY
+ 0.000 seconds used for processing command proj
+
+
+ <*>
+
+ <#> EXECUTE DCON
+
+ EXAMPLE 1 DIVERGENT CONVOLUTION FROM 60 VIEWS
+
+ <#> -1 1 -1 0.5 0
+ cubic spline interpolation
+ one out of every 1 projection(s) used for reconstruction
+ 64 points used on each side of convolution
+ pre-smoothing weight on center ray = 0.5000
+ pre-smoothing weight on side rays = 0.2500
+ accurate back-projection
+
+ <#> BANDLIMITING
+ band-limiting filter
+ total time for obtaining smoothed projection data was 0.001
+ total time for convoluting projection data was 0.000
+ total time for back-projecting was 0.001
+ algorithm executed in iteration 1
+ 0.002 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.002 seconds for this iteration
+ 0.002 seconds used for processing command exec
+
+
+ <*>
+
+ <#> LINES SCALE 100.0 COLUMN 16
+
+ last iteration
+
+ lines display of reconstruction using DCON iter 1
+
+ phantom name: EXAMPLE 1 DAISY
+ projection data: EXAMPLE 1 DAISY
+ execution name: EXAMPLE 1 DIVERGENT CONVOLUTION FROM 60 VIEWS
+ scaling factor = 100.00000
+
+ column = 16
+ row original estimate difference
+ 0 0.00000 -7.80005 -7.80005
+ 1 22.22222 28.11589 5.89367
+ 2 100.00000 88.37252 -11.62748
+ 3 100.00000 104.43894 4.43894
+ 4 100.00000 102.69494 2.69494
+ 5 100.00000 107.73658 7.73658
+ 6 100.00000 147.49863 47.49863
+ 7 216.66667 188.04080 -28.62586
+ 8 150.00000 180.51891 30.51891
+ 9 216.66667 211.83020 -4.83647
+ 10 250.00000 245.52265 -4.47735
+ 11 216.66667 199.38366 -17.28301
+ 12 111.11111 120.98082 9.86971
+ 13 66.66667 68.05861 1.39194
+ 14 0.00000 13.57312 13.57312
+ 15 27.77778 12.48964 -15.28813
+ 16 0.00000 27.99191 27.99191
+ 17 0.00000 24.69207 24.69207
+ 18 0.00000 10.47314 10.47314
+ 19 0.00000 -0.41472 -0.41472
+ 20 0.00000 0.60572 0.60572
+ 21 0.00000 10.05671 10.05671
+ 22 122.22222 102.66325 -19.55897
+ 23 97.77778 87.82826 -9.94952
+ 24 0.00000 5.13094 5.13094
+ 25 0.00000 -2.85855 -2.85855
+ 26 0.00000 -3.34366 -3.34366
+ 27 0.00000 1.38876 1.38876
+ 28 0.00000 3.44155 3.44155
+ 29 0.00000 5.01602 5.01602
+ 30 0.00000 -0.04334 -0.04334
+
+
+
+ 0.001 seconds used for processing command line
+
+
+ <*>
+
+ <#> PUNCH PHANTOM
+
+ last iteration
+
+ reconstruction of EXAMPLE 1 DIVERGENT CONVOLUTIO using DCON iter 1, EXAMPLE 1 DAISY
+ 0.000 seconds used for processing command punc
+
+
+ <*>
+
+ <#> END
--- /dev/null
+snark14 b1.in
--- /dev/null
+********EXAMPLE 10
+* ROTATED RECTANGLE WITH PSEUDO PROJECTION DATA
+* RECONSTRUCTION BY ART WITH BLOB BASIS
+*
+*TRACE 1
+CREATE
+EXAMPLE 10 ROTATED RECTANGLE
+SPECTRUM MONOCHROMATIC 10
+OBJECTS
+RECT 0.0 0.0 2.0 10.0 -30.0 1.0
+LAST 1.0
+PHANTOM AVERAGE 1
+25 PIXELS OF SIZE 1.0
+RAYSUM
+RUN
+*
+PICTURE TEST
+*
+PROJECTION PSEUDO
+EXAMPLE 10 PSEUDO PROJECTION DATA FOR TWELVE VIEWS
+GEOMETRY
+PARALLEL UNIFORM LINE
+RAYS PROGRAM 25 2.0 DETECTOR SPACING AT 2.0
+ANGLES 12 EQUALLY SPACED
+0.0 165.0
+MEASUREMENT PERFECT
+BACKGROUND 50.0
+*
+BASIS BLOB
+*
+SELECT SNARK RAYSEQ
+STEP 3 1
+*
+STOP ITERATION 10
+*
+EXECUTE AVERAGE ART
+ART WITH BLOB BASIS
+ART3
+CONSTRAINT ART2
+*
+BASIS PIXEL
+EXECUTE AVERAGE ART
+ART WITH PIXEL BASIS
+ART3
+CONSTRAINT ART2
+*
+EVALUATE BOTH
+COMPARING BLOB AND PIXEL BASIS
+WHOLEPIC
+2222222222
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> *******EXAMPLE 10
+
+ <*> ROTATED RECTANGLE WITH PSEUDO PROJECTION DATA
+
+ <*> RECONSTRUCTION BY ART WITH BLOB BASIS
+
+ <*>
+
+ <*> TRACE 1
+
+ <#> CREATE
+
+ EXAMPLE 10 ROTATED RECTANGLE
+
+
+ <#> SPECTRUM MONOCHROMATIC 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 rect 0.0000 0.0000 2.0000 10.0000 -30.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> PHANTOM AVERAGE 1
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 1 x 1 points
+
+
+ <#> 25 PIXELS OF SIZE 1.0
+ picture size 25 x 25, pixel size 1.0000
+
+
+ <#> RAYSUM
+
+ 0.000 seconds phantom creation
+ 0.000 seconds used for processing command crea
+
+
+ <*> RUN
+
+ <*>
+
+ <#> PICTURE TEST
+
+ EXAMPLE 10 ROTATED RECTANGLE
+
+
+ <#> spec mono 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 rect 0.0000 0.0000 2.0000 10.0000 -30.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phan aver 1
+
+ density in each pixel is obtained as the average of 1 x 1 points
+
+
+ <#> pixe 25 size 1.0000
+ picture size 25 x 25, pixel size 1.0000
+
+ test picture read
+ EXAMPLE 10 ROTATED RECTANGLE
+ 0.000 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION PSEUDO
+
+ EXAMPLE 10 PSEUDO PROJECTION DATA FOR TWELVE VIEWS
+
+
+
+ <#> GEOMETRY
+
+
+ <#> PARALLEL UNIFORM LINE
+ rays are parallel with uniform spacing between rays
+ data collected along lines
+
+
+
+ <#> RAYS PROGRAM 25 2.0 DETECTOR SPACING AT 2.0
+ number of rays per projection 37
+ snark computed number of rays 19
+ at detector spacing 2.0000
+
+
+ <#> ANGLES 12 EQUALLY SPACED
+ total number of projections 12
+
+ projection angles 0.0000 15.0000 30.0000 45.0000 60.0000 75.0000 90.0000 105.0000 120.0000 135.0000
+ 150.0000 165.0000
+
+
+ <#> MEASUREMENT PERFECT
+ projection data are noiseless
+
+
+ <#> BACKGROUND 50.0
+ at levels
+ 10
+ background absorption 50.0000
+
+ estimate of totlen = 3776.330760
+ estimate of totden = 498.725717
+ estimate of average density = 0.1321
+ projection data read
+ EXAMPLE 10 PSEUDO PROJECTION DATA FOR TWELVE VIEWS
+ 0.000 seconds used for processing command proj
+
+
+ <*>
+
+ <#> BASIS BLOB
+ hexagonal grid: there are 25 rows, the middle row has 21 grid points and the row next to the middle one has 22 grid points
+ blob basis with parameters: support = 2.0629 shape = 11.2829 delta = 1.1547
+ 0.083 seconds used for processing command basi
+
+
+ <*>
+
+ <#> SELECT SNARK RAYSEQ
+
+ <#> STEP 3 1
+ sequential ray selection with ray-step 1 and projection-step 3
+ 0.000 seconds used for processing command sele
+
+
+ <*>
+
+ <#> STOP ITERATION 10
+ 10 iterations
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> EXECUTE AVERAGE ART
+
+ ART WITH BLOB BASIS
+
+ <#> ART3
+ art3 method
+ relaxation parameter is 1.0
+ norm is 2
+ tolerance is 0.0
+
+ <#> CONSTRAINT ART2
+ constraint art2 way
+ relaxation constraints with cr = 1.0
+ picture is not normalized
+ 228 rays are used for each iteration
+ algorithm executed in iteration 1
+ 0.001 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.000 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.000 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.000 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.000 seconds for the execution of the algorithm
+ iteration 5 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 6
+ 0.000 seconds for the execution of the algorithm
+ iteration 6 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 7
+ 0.000 seconds for the execution of the algorithm
+ iteration 7 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 8
+ 0.000 seconds for the execution of the algorithm
+ iteration 8 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 9
+ 0.000 seconds for the execution of the algorithm
+ iteration 9 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 10
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 10
+ 0.001 seconds for this iteration
+ 0.007 seconds for all iterations
+ 0.008 seconds used for processing command exec
+
+
+ <*>
+
+ <#> BASIS PIXEL
+ pixel basis
+ 0.000 seconds used for processing command basi
+
+
+ <#> EXECUTE AVERAGE ART
+
+ ART WITH PIXEL BASIS
+
+ <#> ART3
+ art3 method
+ relaxation parameter is 1.0
+ norm is 2
+ tolerance is 0.0
+
+ <#> CONSTRAINT ART2
+ constraint art2 way
+ relaxation constraints with cr = 1.0
+ picture is not normalized
+ 228 rays are used for each iteration
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.000 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.000 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.000 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.000 seconds for the execution of the algorithm
+ iteration 5 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 6
+ 0.000 seconds for the execution of the algorithm
+ iteration 6 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 7
+ 0.000 seconds for the execution of the algorithm
+ iteration 7 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 8
+ 0.000 seconds for the execution of the algorithm
+ iteration 8 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 9
+ 0.000 seconds for the execution of the algorithm
+ iteration 9 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 10
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 10
+ 0.000 seconds for this iteration
+ 0.001 seconds for all iterations
+ 0.002 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EVALUATE BOTH
+
+ COMPARING BLOB AND PIXEL BASIS
+
+ <#> WHOLEPIC
+ Region cx cy u v ang t1 t2
+
+ wholepic -1e+20 1e+20
+
+ iterations 1 2 3 4 5 6 7 8 9
+ last iteration
+
+ residual calculation using line integration
+ 0.004 seconds used for processing command eval
+
+
+ <#> END
--- /dev/null
+snark14 b10.in
--- /dev/null
+********EXAMPLE 11
+* SUPERIORIZED MAP EM ALGORITHM FOR EMISSION TOMOGRAPHY. RECONSTRUCTION
+* OF BRAIN PHANTOM. SIMULATING PET GEOMETRY WITH A RING OF 300 DETECTORS
+* WITH EACH DETECTOR IN COINCIDENCE WITH 101 DETECTORS OPPOSITE IT.
+* COEFFICIENT OF PENALTLY TERM IS SET TO 0
+*
+CREATE
+EXAMPLE 11 Brain Phantom
+SPECTRUM MONOCHROMATIC 511
+OBJECTS
+ 1 elip -7.0 46.0 3.0 6.0 17.0 0.95 1.0
+ 2 elip 7.0 46.0 3.0 6.0 -17.0 1.0 0.95
+ 3 rect -12.0 64.0 7.5 4.5 5.0 1.0 1.0
+ 4 rect 12.0 64.0 7.5 4.5 -5.0 0.95 0.95
+ 5 rect -38.0 51.0 3.5 13.0 -39.0 0.95 1.0
+ 6 rect 38.0 51.0 3.5 13.0 39.0 1.0 0.95
+ 7 rect -46.0 24.0 6.5 6.0 -18.0 0.95 1.0
+ 8 rect 46.0 24.0 6.5 6.0 18.0 1.0 0.95
+ 9 rect -49.0 6.0 2.5 10.0 63.0 1.0 1.0
+ 10 rect 49.0 6.0 2.5 10.0 -63.0 0.95 0.95
+ 11 rect -52.0 -14.0 9.0 7.0 -14.0 0.95 1.0
+ 12 rect 52.0 -14.0 9.0 7.0 14.0 1.0 0.95
+ 13 rect -10.0 -56.0 5.5 10.0 -1.0 0.95 1.0
+ 14 rect 10.0 -56.0 5.5 10.0 1.0 1.0 0.95
+ 15 elip -40.0 -47.0 9.0 22.5 48.0 1.0 1.0
+ 16 elip 40.0 -47.0 9.0 22.5 -48.0 0.95 0.95
+ 17 elip -8.0 -22.0 3.5 15.5 -9.0 1.0 1.0
+ 18 elip 8.0 -22.0 3.5 15.5 9.0 0.95 0.95
+ 19 elip -27.0 -6.0 5.5 23.5 -5.0 0.95 1.0
+ 20 elip 27.0 -6.0 5.5 23.5 5.0 1.0 0.95
+ 21 elip -25.0 38.0 6.5 10.5 -14.0 1.0 1.0
+ 22 elip 25.0 38.0 6.5 10.5 14.0 0.95 0.95
+ 23 rect -8.0 32.0 1.5 6.5 38.0 1.0 1.0
+ 24 rect 8.0 32.0 1.5 6.5 -38.0 0.95 0.95
+ 25 rect -8.0 3.0 1.0 9.0 -33.0 0.95 1.0
+ 26 rect 8.0 3.0 1.0 9.0 33.0 1.0 0.95
+ 27 elip 0.0 0.0 66.5 74.0 0.0 1.0 1.0
+LAST .51 1 0.05
+PHANTOM AVERAGE 7
+381 PIXELS OF SIZE 0.4
+RAYSUM AVERAGE 1
+1
+GEOMETRY
+divergent arc 153 306
+RAYS USER 301 DETECTOR SPACING 1.1
+ANGLES 500 EQUAL SPACING
+0.0 358.8
+MEASUREMENT NOISY
+QUANTUM 1.0 1.0 CALIBRATION 4
+SEED 0
+BACKGROUND 0.0
+RUN
+*
+PICTURE TEST
+*
+PROJECTION REAL
+*
+STOP TERMINATION KLDS 100000 RPRT
+*
+SUPERIORIZE 16 0.999 1 SMOO RPRT
+EXECUTE AVERAGE EMAP
+Example 11 Illustrating the Superiorized MAP EM algorithm for PET
+gamma is 0 EVAL
+*
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> *******EXAMPLE 11
+
+ <*> SUPERIORIZED MAP EM ALGORITHM FOR EMISSION TOMOGRAPHY. RECONSTRUCTION
+
+ <*> OF BRAIN PHANTOM. SIMULATING PET GEOMETRY WITH A RING OF 300 DETECTORS
+
+ <*> WITH EACH DETECTOR IN COINCIDENCE WITH 101 DETECTORS OPPOSITE IT.
+
+ <*> COEFFICIENT OF PENALTLY TERM IS SET TO 0
+
+ <*>
+
+ <#> CREATE
+
+ EXAMPLE 11 Brain Phantom
+
+
+ <#> SPECTRUM MONOCHROMATIC 511
+ energy spectrum is monochromatic at energy level 511
+
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 511
+
+ 1 elip -7.0000 46.0000 3.0000 6.0000 17.0000 0.9500 0.9500
+
+ 2 elip 7.0000 46.0000 3.0000 6.0000 -17.0000 1.0000 1.0000
+
+ 3 rect -12.0000 64.0000 7.5000 4.5000 5.0000 1.0000 1.0000
+
+ 4 rect 12.0000 64.0000 7.5000 4.5000 -5.0000 0.9500 0.9500
+
+ 5 rect -38.0000 51.0000 3.5000 13.0000 -39.0000 0.9500 0.9500
+
+ 6 rect 38.0000 51.0000 3.5000 13.0000 39.0000 1.0000 1.0000
+
+ 7 rect -46.0000 24.0000 6.5000 6.0000 -18.0000 0.9500 0.9500
+
+ 8 rect 46.0000 24.0000 6.5000 6.0000 18.0000 1.0000 1.0000
+
+ 9 rect -49.0000 6.0000 2.5000 10.0000 63.0000 1.0000 1.0000
+
+ 10 rect 49.0000 6.0000 2.5000 10.0000 -63.0000 0.9500 0.9500
+
+ 11 rect -52.0000 -14.0000 9.0000 7.0000 -14.0000 0.9500 0.9500
+
+ 12 rect 52.0000 -14.0000 9.0000 7.0000 14.0000 1.0000 1.0000
+
+ 13 rect -10.0000 -56.0000 5.5000 10.0000 -1.0000 0.9500 0.9500
+
+ 14 rect 10.0000 -56.0000 5.5000 10.0000 1.0000 1.0000 1.0000
+
+ 15 elip -40.0000 -47.0000 9.0000 22.5000 48.0000 1.0000 1.0000
+
+ 16 elip 40.0000 -47.0000 9.0000 22.5000 -48.0000 0.9500 0.9500
+
+ 17 elip -8.0000 -22.0000 3.5000 15.5000 -9.0000 1.0000 1.0000
+
+ 18 elip 8.0000 -22.0000 3.5000 15.5000 9.0000 0.9500 0.9500
+
+ 19 elip -27.0000 -6.0000 5.5000 23.5000 -5.0000 0.9500 0.9500
+
+ 20 elip 27.0000 -6.0000 5.5000 23.5000 5.0000 1.0000 1.0000
+
+ 21 elip -25.0000 38.0000 6.5000 10.5000 -14.0000 1.0000 1.0000
+
+ 22 elip 25.0000 38.0000 6.5000 10.5000 14.0000 0.9500 0.9500
+
+ 23 rect -8.0000 32.0000 1.5000 6.5000 38.0000 1.0000 1.0000
+
+ 24 rect 8.0000 32.0000 1.5000 6.5000 -38.0000 0.9500 0.9500
+
+ 25 rect -8.0000 3.0000 1.0000 9.0000 -33.0000 0.9500 0.9500
+
+ 26 rect 8.0000 3.0000 1.0000 9.0000 33.0000 1.0000 1.0000
+
+ 27 elip 0.0000 0.0000 66.5000 74.0000 0.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 0.5100
+
+ seed set to 1
+ inhomogeneity set to 0.0500
+
+ <#> PHANTOM AVERAGE 7
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 7 x 7 points
+
+
+ <#> 381 PIXELS OF SIZE 0.4
+ picture size 381 x 381, pixel size 0.4000
+
+
+ <#> RAYSUM AVERAGE 1
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> GEOMETRY
+
+
+ <#> divergent arc 153 306
+ rays are divergent from point sources
+ source to origin distance 153.0000
+ the detectors lie on an arc with source to detector distance = 306.0000
+
+
+ <#> RAYS USER 301 DETECTOR SPACING 1.1
+ number of rays per projection 301
+ at detector spacing 1.1000
+
+
+ <#> ANGLES 500 EQUAL SPACING
+ total number of projections 500
+
+ projection angles 0.0000 0.7190 1.4381 2.1571 2.8762 3.5952 4.3142 5.0333 5.7523 6.4713
+ 7.1904 7.9094 8.6285 9.3475 10.0665 10.7856 11.5046 12.2236 12.9427 13.6617
+ 14.3808 15.0998 15.8188 16.5379 17.2569 17.9760 18.6950 19.4140 20.1331 20.8521
+ 21.5711 22.2902 23.0092 23.7283 24.4473 25.1663 25.8854 26.6044 27.3234 28.0425
+ 28.7615 29.4806 30.1996 30.9186 31.6377 32.3567 33.0758 33.7948 34.5138 35.2329
+ 35.9519 36.6709 37.3900 38.1090 38.8281 39.5471 40.2661 40.9852 41.7042 42.4232
+ 43.1423 43.8613 44.5804 45.2994 46.0184 46.7375 47.4565 48.1756 48.8946 49.6136
+ 50.3327 51.0517 51.7707 52.4898 53.2088 53.9279 54.6469 55.3659 56.0850 56.8040
+ 57.5230 58.2421 58.9611 59.6802 60.3992 61.1182 61.8373 62.5563 63.2754 63.9944
+ 64.7134 65.4325 66.1515 66.8705 67.5896 68.3086 69.0277 69.7467 70.4657 71.1848
+ 71.9038 72.6228 73.3419 74.0609 74.7800 75.4990 76.2180 76.9371 77.6561 78.3752
+ 79.0942 79.8132 80.5323 81.2513 81.9703 82.6894 83.4084 84.1275 84.8465 85.5655
+ 86.2846 87.0036 87.7226 88.4417 89.1607 89.8798 90.5988 91.3178 92.0369 92.7559
+ 93.4749 94.1940 94.9130 95.6321 96.3511 97.0701 97.7892 98.5082 99.2273 99.9463
+ 100.6653 101.3844 102.1034 102.8224 103.5415 104.2605 104.9796 105.6986 106.4176 107.1367
+ 107.8557 108.5747 109.2938 110.0128 110.7319 111.4509 112.1699 112.8890 113.6080 114.3271
+ 115.0461 115.7651 116.4842 117.2032 117.9222 118.6413 119.3603 120.0794 120.7984 121.5174
+ 122.2365 122.9555 123.6745 124.3936 125.1126 125.8317 126.5507 127.2697 127.9888 128.7078
+ 129.4269 130.1459 130.8649 131.5840 132.3030 133.0220 133.7411 134.4601 135.1792 135.8982
+ 136.6172 137.3363 138.0553 138.7743 139.4934 140.2124 140.9315 141.6505 142.3695 143.0886
+ 143.8076 144.5267 145.2457 145.9647 146.6838 147.4028 148.1218 148.8409 149.5599 150.2790
+ 150.9980 151.7170 152.4361 153.1551 153.8741 154.5932 155.3122 156.0313 156.7503 157.4693
+ 158.1884 158.9074 159.6265 160.3455 161.0645 161.7836 162.5026 163.2216 163.9407 164.6597
+ 165.3788 166.0978 166.8168 167.5359 168.2549 168.9739 169.6930 170.4120 171.1311 171.8501
+ 172.5691 173.2882 174.0072 174.7263 175.4453 176.1643 176.8834 177.6024 178.3214 179.0405
+ 179.7595 180.4786 181.1976 181.9166 182.6357 183.3547 184.0737 184.7928 185.5118 186.2309
+ 186.9499 187.6689 188.3880 189.1070 189.8261 190.5451 191.2641 191.9832 192.7022 193.4212
+ 194.1403 194.8593 195.5784 196.2974 197.0164 197.7355 198.4545 199.1735 199.8926 200.6116
+ 201.3307 202.0497 202.7687 203.4878 204.2068 204.9259 205.6449 206.3639 207.0830 207.8020
+ 208.5210 209.2401 209.9591 210.6782 211.3972 212.1162 212.8353 213.5543 214.2733 214.9924
+ 215.7114 216.4305 217.1495 217.8685 218.5876 219.3066 220.0257 220.7447 221.4637 222.1828
+ 222.9018 223.6208 224.3399 225.0589 225.7780 226.4970 227.2160 227.9351 228.6541 229.3731
+ 230.0922 230.8112 231.5303 232.2493 232.9683 233.6874 234.4064 235.1255 235.8445 236.5635
+ 237.2826 238.0016 238.7206 239.4397 240.1587 240.8778 241.5968 242.3158 243.0349 243.7539
+ 244.4729 245.1920 245.9110 246.6301 247.3491 248.0681 248.7872 249.5062 250.2253 250.9443
+ 251.6633 252.3824 253.1014 253.8204 254.5395 255.2585 255.9776 256.6966 257.4156 258.1347
+ 258.8537 259.5727 260.2918 261.0108 261.7299 262.4489 263.1679 263.8870 264.6060 265.3251
+ 266.0441 266.7631 267.4822 268.2012 268.9202 269.6393 270.3583 271.0774 271.7964 272.5154
+ 273.2345 273.9535 274.6725 275.3916 276.1106 276.8297 277.5487 278.2677 278.9868 279.7058
+ 280.4248 281.1439 281.8629 282.5820 283.3010 284.0200 284.7391 285.4581 286.1772 286.8962
+ 287.6152 288.3343 289.0533 289.7723 290.4914 291.2104 291.9295 292.6485 293.3675 294.0866
+ 294.8056 295.5246 296.2437 296.9627 297.6818 298.4008 299.1198 299.8389 300.5579 301.2770
+ 301.9960 302.7150 303.4341 304.1531 304.8721 305.5912 306.3102 307.0293 307.7483 308.4673
+ 309.1864 309.9054 310.6244 311.3435 312.0625 312.7816 313.5006 314.2196 314.9387 315.6577
+ 316.3768 317.0958 317.8148 318.5339 319.2529 319.9719 320.6910 321.4100 322.1291 322.8481
+ 323.5671 324.2862 325.0052 325.7242 326.4433 327.1623 327.8814 328.6004 329.3194 330.0385
+ 330.7575 331.4766 332.1956 332.9146 333.6337 334.3527 335.0717 335.7908 336.5098 337.2289
+ 337.9479 338.6669 339.3860 340.1050 340.8240 341.5431 342.2621 342.9812 343.7002 344.4192
+ 345.1383 345.8573 346.5764 347.2954 348.0144 348.7335 349.4525 350.1715 350.8906 351.6096
+ 352.3287 353.0477 353.7667 354.4858 355.2048 355.9238 356.6429 357.3619 358.0810 358.8000
+
+
+ <#> MEASUREMENT NOISY
+ noise characteristics of projection data follow
+ nature characteristics
+
+ <#> QUANTUM 1.0 1.0 CALIBRATION 4
+ Emission tomography
+
+ <#> SEED 0
+ seed for random number generator is 0
+
+
+ <#> BACKGROUND 0.0
+ at levels
+ 511
+ background absorption 0.0000
+
+
+ <#> RUN
+ 0.358 seconds phantom creation
+ 1.289 seconds projection data creation
+ 1.647 seconds used for processing command crea
+
+
+ <*>
+
+ <#> PICTURE TEST
+
+ EXAMPLE 11 Brain Phantom
+
+
+ <#> spec mono 511
+ energy spectrum is monochromatic at energy level 511
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 511
+
+ 1 elip -7.0000 46.0000 3.0000 6.0000 17.0000 0.4845 0.4845
+
+ 2 elip 7.0000 46.0000 3.0000 6.0000 -17.0000 0.5100 0.5100
+
+ 3 rect -12.0000 64.0000 7.5000 4.5000 5.0000 0.5100 0.5100
+
+ 4 rect 12.0000 64.0000 7.5000 4.5000 -5.0000 0.4845 0.4845
+
+ 5 rect -38.0000 51.0000 3.5000 13.0000 -39.0000 0.4845 0.4845
+
+ 6 rect 38.0000 51.0000 3.5000 13.0000 39.0000 0.5100 0.5100
+
+ 7 rect -46.0000 24.0000 6.5000 6.0000 -18.0000 0.4845 0.4845
+
+ 8 rect 46.0000 24.0000 6.5000 6.0000 18.0000 0.5100 0.5100
+
+ 9 rect -49.0000 6.0000 2.5000 10.0000 63.0000 0.5100 0.5100
+
+ 10 rect 49.0000 6.0000 2.5000 10.0000 -63.0000 0.4845 0.4845
+
+ 11 rect -52.0000 -14.0000 9.0000 7.0000 -14.0000 0.4845 0.4845
+
+ 12 rect 52.0000 -14.0000 9.0000 7.0000 14.0000 0.5100 0.5100
+
+ 13 rect -10.0000 -56.0000 5.5000 10.0000 -1.0000 0.4845 0.4845
+
+ 14 rect 10.0000 -56.0000 5.5000 10.0000 1.0000 0.5100 0.5100
+
+ 15 elip -40.0000 -47.0000 9.0000 22.5000 48.0000 0.5100 0.5100
+
+ 16 elip 40.0000 -47.0000 9.0000 22.5000 -48.0000 0.4845 0.4845
+
+ 17 elip -8.0000 -22.0000 3.5000 15.5000 -9.0000 0.5100 0.5100
+
+ 18 elip 8.0000 -22.0000 3.5000 15.5000 9.0000 0.4845 0.4845
+
+ 19 elip -27.0000 -6.0000 5.5000 23.5000 -5.0000 0.4845 0.4845
+
+ 20 elip 27.0000 -6.0000 5.5000 23.5000 5.0000 0.5100 0.5100
+
+ 21 elip -25.0000 38.0000 6.5000 10.5000 -14.0000 0.5100 0.5100
+
+ 22 elip 25.0000 38.0000 6.5000 10.5000 14.0000 0.4845 0.4845
+
+ 23 rect -8.0000 32.0000 1.5000 6.5000 38.0000 0.5100 0.5100
+
+ 24 rect 8.0000 32.0000 1.5000 6.5000 -38.0000 0.4845 0.4845
+
+ 25 rect -8.0000 3.0000 1.0000 9.0000 -33.0000 0.4845 0.4845
+
+ 26 rect 8.0000 3.0000 1.0000 9.0000 33.0000 0.5100 0.5100
+
+ 27 elip 0.0000 0.0000 66.5000 74.0000 0.0000 0.5100 0.5100
+
+ scale factor multiplying object densities 0.5100
+
+ seed set to 1
+ inhomogeneity set to 0.0500
+
+ <#> phan aver 7
+
+ density in each pixel is obtained as the average of 7 x 7 points
+
+
+ <#> pixe 381 size 0.4000
+ picture size 381 x 381, pixel size 0.4000
+
+ test picture read
+ EXAMPLE 11 Brain Phantom
+ 0.042 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION REAL
+
+ EXAMPLE 11 Brain Phantom
+
+
+ <#> spec mono 511
+ energy spectrum is monochromatic at energy level 511
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 511
+
+ 1 elip -7.0000 46.0000 3.0000 6.0000 17.0000 0.4845 0.4845
+
+ 2 elip 7.0000 46.0000 3.0000 6.0000 -17.0000 0.5100 0.5100
+
+ 3 rect -12.0000 64.0000 7.5000 4.5000 5.0000 0.5100 0.5100
+
+ 4 rect 12.0000 64.0000 7.5000 4.5000 -5.0000 0.4845 0.4845
+
+ 5 rect -38.0000 51.0000 3.5000 13.0000 -39.0000 0.4845 0.4845
+
+ 6 rect 38.0000 51.0000 3.5000 13.0000 39.0000 0.5100 0.5100
+
+ 7 rect -46.0000 24.0000 6.5000 6.0000 -18.0000 0.4845 0.4845
+
+ 8 rect 46.0000 24.0000 6.5000 6.0000 18.0000 0.5100 0.5100
+
+ 9 rect -49.0000 6.0000 2.5000 10.0000 63.0000 0.5100 0.5100
+
+ 10 rect 49.0000 6.0000 2.5000 10.0000 -63.0000 0.4845 0.4845
+
+ 11 rect -52.0000 -14.0000 9.0000 7.0000 -14.0000 0.4845 0.4845
+
+ 12 rect 52.0000 -14.0000 9.0000 7.0000 14.0000 0.5100 0.5100
+
+ 13 rect -10.0000 -56.0000 5.5000 10.0000 -1.0000 0.4845 0.4845
+
+ 14 rect 10.0000 -56.0000 5.5000 10.0000 1.0000 0.5100 0.5100
+
+ 15 elip -40.0000 -47.0000 9.0000 22.5000 48.0000 0.5100 0.5100
+
+ 16 elip 40.0000 -47.0000 9.0000 22.5000 -48.0000 0.4845 0.4845
+
+ 17 elip -8.0000 -22.0000 3.5000 15.5000 -9.0000 0.5100 0.5100
+
+ 18 elip 8.0000 -22.0000 3.5000 15.5000 9.0000 0.4845 0.4845
+
+ 19 elip -27.0000 -6.0000 5.5000 23.5000 -5.0000 0.4845 0.4845
+
+ 20 elip 27.0000 -6.0000 5.5000 23.5000 5.0000 0.5100 0.5100
+
+ 21 elip -25.0000 38.0000 6.5000 10.5000 -14.0000 0.5100 0.5100
+
+ 22 elip 25.0000 38.0000 6.5000 10.5000 14.0000 0.4845 0.4845
+
+ 23 rect -8.0000 32.0000 1.5000 6.5000 38.0000 0.5100 0.5100
+
+ 24 rect 8.0000 32.0000 1.5000 6.5000 -38.0000 0.4845 0.4845
+
+ 25 rect -8.0000 3.0000 1.0000 9.0000 -33.0000 0.4845 0.4845
+
+ 26 rect 8.0000 3.0000 1.0000 9.0000 33.0000 0.5100 0.5100
+
+ 27 elip 0.0000 0.0000 66.5000 74.0000 0.0000 0.5100 0.5100
+
+ scale factor multiplying object densities 0.5100
+
+ seed set to 1
+ inhomogeneity set to 0.0500
+
+ <#> rays aver 1
+
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geom
+
+
+ <#> dive arc source at 153.0000 det dist 306.0000
+ rays are divergent from point sources
+ source to origin distance 153.0000
+ the detectors lie on an arc with source to detector distance = 306.0000
+
+
+ <#> rays user 301 spacing 1.1000
+ number of rays per projection 301
+ snark computed number of rays 437
+ at detector spacing 1.1000
+
+
+ <#> angl 500
+ total number of projections 500
+
+
+ projection angles 0.0000 0.7190 1.4381 2.1571 2.8762 3.5952 4.3142 5.0333 5.7523 6.4713
+ 7.1904 7.9094 8.6285 9.3475 10.0665 10.7856 11.5046 12.2236 12.9427 13.6617
+ 14.3808 15.0998 15.8188 16.5379 17.2569 17.9760 18.6950 19.4140 20.1331 20.8521
+ 21.5711 22.2902 23.0092 23.7283 24.4473 25.1663 25.8854 26.6044 27.3234 28.0425
+ 28.7615 29.4806 30.1996 30.9186 31.6377 32.3567 33.0758 33.7948 34.5138 35.2329
+ 35.9519 36.6709 37.3900 38.1090 38.8281 39.5471 40.2661 40.9852 41.7042 42.4232
+ 43.1423 43.8613 44.5804 45.2994 46.0184 46.7375 47.4565 48.1756 48.8946 49.6136
+ 50.3327 51.0517 51.7707 52.4898 53.2088 53.9279 54.6469 55.3659 56.0850 56.8040
+ 57.5230 58.2421 58.9611 59.6802 60.3992 61.1182 61.8373 62.5563 63.2754 63.9944
+ 64.7134 65.4325 66.1515 66.8705 67.5896 68.3086 69.0277 69.7467 70.4657 71.1848
+ 71.9038 72.6228 73.3419 74.0609 74.7800 75.4990 76.2180 76.9371 77.6561 78.3752
+ 79.0942 79.8132 80.5323 81.2513 81.9703 82.6894 83.4084 84.1275 84.8465 85.5655
+ 86.2846 87.0036 87.7226 88.4417 89.1607 89.8798 90.5988 91.3178 92.0369 92.7559
+ 93.4749 94.1940 94.9130 95.6321 96.3511 97.0701 97.7892 98.5082 99.2273 99.9463
+ 100.6653 101.3844 102.1034 102.8224 103.5415 104.2605 104.9796 105.6986 106.4176 107.1367
+ 107.8557 108.5747 109.2938 110.0128 110.7319 111.4509 112.1699 112.8890 113.6080 114.3271
+ 115.0461 115.7651 116.4842 117.2032 117.9222 118.6413 119.3603 120.0794 120.7984 121.5174
+ 122.2365 122.9555 123.6745 124.3936 125.1126 125.8317 126.5507 127.2697 127.9888 128.7078
+ 129.4269 130.1459 130.8649 131.5840 132.3030 133.0220 133.7411 134.4601 135.1792 135.8982
+ 136.6172 137.3363 138.0553 138.7743 139.4934 140.2124 140.9315 141.6505 142.3695 143.0886
+ 143.8076 144.5267 145.2457 145.9647 146.6838 147.4028 148.1218 148.8409 149.5599 150.2790
+ 150.9980 151.7170 152.4361 153.1551 153.8741 154.5932 155.3122 156.0313 156.7503 157.4693
+ 158.1884 158.9074 159.6265 160.3455 161.0645 161.7836 162.5026 163.2216 163.9407 164.6597
+ 165.3788 166.0978 166.8168 167.5359 168.2549 168.9739 169.6930 170.4120 171.1311 171.8501
+ 172.5691 173.2882 174.0072 174.7263 175.4453 176.1643 176.8834 177.6024 178.3214 179.0405
+ 179.7595 180.4786 181.1976 181.9166 182.6357 183.3547 184.0737 184.7928 185.5118 186.2309
+ 186.9499 187.6689 188.3880 189.1070 189.8261 190.5451 191.2641 191.9832 192.7022 193.4212
+ 194.1403 194.8593 195.5784 196.2974 197.0164 197.7355 198.4545 199.1735 199.8926 200.6116
+ 201.3307 202.0497 202.7687 203.4878 204.2068 204.9259 205.6449 206.3639 207.0830 207.8020
+ 208.5210 209.2401 209.9591 210.6782 211.3972 212.1162 212.8353 213.5543 214.2733 214.9924
+ 215.7114 216.4305 217.1495 217.8685 218.5876 219.3066 220.0257 220.7447 221.4637 222.1828
+ 222.9018 223.6208 224.3399 225.0589 225.7780 226.4970 227.2160 227.9351 228.6541 229.3731
+ 230.0922 230.8112 231.5303 232.2493 232.9683 233.6874 234.4064 235.1255 235.8445 236.5635
+ 237.2826 238.0016 238.7206 239.4397 240.1587 240.8778 241.5968 242.3158 243.0349 243.7539
+ 244.4729 245.1920 245.9110 246.6301 247.3491 248.0681 248.7872 249.5062 250.2253 250.9443
+ 251.6633 252.3824 253.1014 253.8204 254.5395 255.2585 255.9776 256.6966 257.4156 258.1347
+ 258.8537 259.5727 260.2918 261.0108 261.7299 262.4489 263.1679 263.8870 264.6060 265.3251
+ 266.0441 266.7631 267.4822 268.2012 268.9202 269.6393 270.3583 271.0774 271.7964 272.5154
+ 273.2345 273.9535 274.6725 275.3916 276.1106 276.8297 277.5487 278.2677 278.9868 279.7058
+ 280.4248 281.1439 281.8629 282.5820 283.3010 284.0200 284.7391 285.4581 286.1772 286.8962
+ 287.6152 288.3343 289.0533 289.7723 290.4914 291.2104 291.9295 292.6485 293.3675 294.0866
+ 294.8056 295.5246 296.2437 296.9627 297.6818 298.4008 299.1198 299.8389 300.5579 301.2770
+ 301.9960 302.7150 303.4341 304.1531 304.8721 305.5912 306.3102 307.0293 307.7483 308.4673
+ 309.1864 309.9054 310.6244 311.3435 312.0625 312.7816 313.5006 314.2196 314.9387 315.6577
+ 316.3768 317.0958 317.8148 318.5339 319.2529 319.9719 320.6910 321.4100 322.1291 322.8481
+ 323.5671 324.2862 325.0052 325.7242 326.4433 327.1623 327.8814 328.6004 329.3194 330.0385
+ 330.7575 331.4766 332.1956 332.9146 333.6337 334.3527 335.0717 335.7908 336.5098 337.2289
+ 337.9479 338.6669 339.3860 340.1050 340.8240 341.5431 342.2621 342.9812 343.7002 344.4192
+ 345.1383 345.8573 346.5764 347.2954 348.0144 348.7335 349.4525 350.1715 350.8906 351.6096
+ 352.3287 353.0477 353.7667 354.4858 355.2048 355.9238 356.6429 357.3619 358.0810 358.8000
+
+
+ <#> meas nois
+ noise characteristics of projection data follow
+ nature characteristics
+
+ <#> quan 1.0000 1.0000 cali 4
+ Emission tomography
+
+ <#> seed 0
+ seed for random number generator is 0
+
+
+ <#> back 0.0000
+ at levels
+ 511
+ background absorption 0.0000
+
+ estimate of totlen = 20962469.574466
+ estimate of totden = 9802000.000000
+ estimate of average density = 0.4676
+ projection data read
+ EXAMPLE 11 Brain Phantom
+ 0.054 seconds used for processing command proj
+
+
+ <*>
+
+ <#> STOP TERMINATION KLDS 100000 RPRT
+ termination test klds
+ reporting is enabled
+ reporting file: RPRTklds
+ reporting on every iteration
+ epsilon = 100000
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> SUPERIORIZE 16 0.999 1 SMOO RPRT
+ Superiorization is enabled
+ N = 16
+ a = 0.999
+ b = 1
+ secondary criterion: smoo
+ reporting is enabled
+ reporting file: RPRTsuperiorization
+ reporting on every iteration
+ 0.000 seconds used for processing command supe
+
+
+ <#> EXECUTE AVERAGE EMAP
+
+ Example 11 Illustrating the Superiorized MAP EM algorithm for PET
+
+ <#> gamma is 0 EVAL
+
+ -----------------------------------------------------------
+
+ maximum a-posteriori probability expectation maximization
+
+ gamma: 0.000
+ evaluation flag is set
+
+ -----------------------------------------------------------
+
+ value of l: 15
+ value of phi before algorithm operator: 4.42622e-28
+ value of phi after algorithm operator: 3.14467
+ algorithm executed in iteration 1
+ 3.847 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 638282
+ iteration 1 completed
+ 4.805 seconds for this iteration
+ value of l: 31
+ value of phi before algorithm operator: 0.429607
+ value of phi after algorithm operator: 1.65065
+ algorithm executed in iteration 2
+ 2.144 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 446785
+ iteration 2 completed
+ 3.149 seconds for this iteration
+ value of l: 47
+ value of phi before algorithm operator: 0.706119
+ value of phi after algorithm operator: 2.49879
+ algorithm executed in iteration 3
+ 2.148 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 331430
+ iteration 3 completed
+ 3.106 seconds for this iteration
+ value of l: 63
+ value of phi before algorithm operator: 0.564997
+ value of phi after algorithm operator: 2.14542
+ algorithm executed in iteration 4
+ 2.143 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 257464
+ iteration 4 completed
+ 3.090 seconds for this iteration
+ value of l: 79
+ value of phi before algorithm operator: 0.577605
+ value of phi after algorithm operator: 2.1505
+ algorithm executed in iteration 5
+ 2.241 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 207738
+ iteration 5 completed
+ 3.451 seconds for this iteration
+ value of l: 95
+ value of phi before algorithm operator: 0.579469
+ value of phi after algorithm operator: 2.11049
+ algorithm executed in iteration 6
+ 2.264 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 173224
+ iteration 6 completed
+ 3.188 seconds for this iteration
+ value of l: 111
+ value of phi before algorithm operator: 0.581496
+ value of phi after algorithm operator: 2.08666
+ algorithm executed in iteration 7
+ 2.374 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 148708
+ iteration 7 completed
+ 3.408 seconds for this iteration
+ value of l: 127
+ value of phi before algorithm operator: 0.587932
+ value of phi after algorithm operator: 2.07545
+ algorithm executed in iteration 8
+ 2.618 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 130971
+ iteration 8 completed
+ 3.687 seconds for this iteration
+ value of l: 143
+ value of phi before algorithm operator: 0.598034
+ value of phi after algorithm operator: 2.07283
+ algorithm executed in iteration 9
+ 2.448 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 117930
+ iteration 9 completed
+ 3.523 seconds for this iteration
+ value of l: 159
+ value of phi before algorithm operator: 0.610951
+ value of phi after algorithm operator: 2.07635
+ algorithm executed in iteration 10
+ 2.199 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 108196
+ iteration 10 completed
+ 3.139 seconds for this iteration
+ value of l: 175
+ value of phi before algorithm operator: 0.625866
+ value of phi after algorithm operator: 2.08405
+ algorithm executed in iteration 11
+ 2.215 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 100827
+ iteration 11 completed
+ 3.599 seconds for this iteration
+ value of l: 191
+ value of phi before algorithm operator: 0.64192
+ value of phi after algorithm operator: 2.09414
+ algorithm executed in iteration 12
+ 2.428 seconds for the execution of the algorithm
+ current epsilon (KL distance) = 95173.6
+ reconstruction completed after iteration 12
+ 3.422 seconds for this iteration
+ 41.565 seconds for all iterations
+ 41.706 seconds used for processing command exec
+
+
+ <*>
+
+ <#> END
--- /dev/null
+snark14 b11.in
--- /dev/null
+**** EXAMPLE 2
+* Creation of a small test pattern and projection data with execution of
+* a user-defined reconstruction algorithm and analysis.
+*
+CREATE
+Example 2, A simple test pattern and projection data
+SPECTRUM MONOCHROMATIC with energy at 75 KeV
+OBJECTS cx cy u v ang den
+ELIP 0.00 0.00 0.90 0.90 0.00 2.50
+ELIP 0.00 0.00 0.80 0.60 0.00 -1.25
+ELIP 0.00 0.00 0.21 0.25 0.00 0.10
+LAST 1.00
+PHANTOM AVERAGE 1 point for estimating pixel density
+number of elements is 31 Size of a pixel is 0.07
+RAYSUM AVERAGE 1 line for estimation of ray sum with weight
+ 1
+GEOMETRY
+PARALLEL UNIFORM LINE
+RAYS USER-defined 63 rays per projection at spacing 0.05
+ANGLES 30 EQUAL SPACING between the first and last angles which are
+ 0.0 174.0
+MEASUREMENT PERFECT
+BACKGROUND absorption is 0.0
+RUN
+*
+PICTURE TEST
+*
+PROJECTION REAL
+*
+MODE LOWER constraint set at 0.0 UPPER constraint set at 2.5
+*
+SELECT USER RAYSEQ
+STEP projections by 10 and rays by 1
+*
+STOP TERMINATION VARIANCE at 0.01
+*
+EXECUTE AVERAGE ART SMOOTH
+Example 2a underrelaxed art4 with variable tolerance
+smoothing threshold is 0.2 Weights are 2.25 1.5 1.0
+111111111111111111111111111111111111111111111111111
+ART4 RELAXATION CONSTANT = 0.025 TOLERANCE VARIABLE decreasing
+CONSTRAINT BOUND CONRELAX CONSTANT = 0.5 NOMLIZE at each iteration
+*
+STOP ITERATIONS = 30
+*
+EXECUTE ALP1
+Example 2b underrelaxed art with extrapolation
+*
+* Reset mode to unconstrained
+MODE
+*
+EVALUATE RESOLUTION
+Example 2a underrelaxed art4
+WHOLEPIC
+2222222222222222222222222222222222222222
+*
+LINES COLUMNS 15 and 18 are to be printed
+1 1 1 1
+*
+END
+
--- /dev/null
+ snark14UserDefined.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> *** EXAMPLE 2
+
+ <*> Creation of a small test pattern and projection data with execution of
+
+ <*> a user-defined reconstruction algorithm and analysis.
+
+ <*>
+
+ <#> CREATE
+
+ Example 2, A simple test pattern and projection data
+
+
+ <#> SPECTRUM MONOCHROMATIC with energy at 75 KeV
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> OBJECTS cx cy u v ang den
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 elip 0.0000 0.0000 0.9000 0.9000 0.0000 2.5000 2.5000
+
+ 2 elip 0.0000 0.0000 0.8000 0.6000 0.0000 -1.2500 -1.2500
+
+ 3 elip 0.0000 0.0000 0.2100 0.2500 0.0000 0.1000 0.1000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> PHANTOM AVERAGE 1 point for estimating pixel density
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 1 x 1 points
+
+
+ <#> number of elements is 31 Size of a pixel is 0.07
+ picture size 31 x 31, pixel size 0.0700
+
+
+ <#> RAYSUM AVERAGE 1 line for estimation of ray sum with weight
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> GEOMETRY
+
+
+ <#> PARALLEL UNIFORM LINE
+ rays are parallel with uniform spacing between rays
+ data collected along lines
+
+
+
+ <#> RAYS USER-defined 63 rays per projection at spacing 0.05
+ number of rays per projection 63
+ at detector spacing 0.0500
+
+
+ <#> ANGLES 30 EQUAL SPACING between the first and last angles which are
+ total number of projections 30
+
+ projection angles 0.0000 6.0000 12.0000 18.0000 24.0000 30.0000 36.0000 42.0000 48.0000 54.0000
+ 60.0000 66.0000 72.0000 78.0000 84.0000 90.0000 96.0000 102.0000 108.0000 114.0000
+ 120.0000 126.0000 132.0000 138.0000 144.0000 150.0000 156.0000 162.0000 168.0000 174.0000
+
+
+ <#> MEASUREMENT PERFECT
+ projection data are noiseless
+
+
+ <#> BACKGROUND absorption is 0.0
+ at levels
+ 75
+ background absorption 0.0000
+
+
+ <#> RUN
+ 0.004 seconds phantom creation
+ 0.000 seconds projection data creation
+ 0.004 seconds used for processing command crea
+
+
+ <*>
+
+ <#> PICTURE TEST
+
+ Example 2, A simple test pattern and projection data
+
+
+ <#> spec mono 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 elip 0.0000 0.0000 0.9000 0.9000 0.0000 2.5000 2.5000
+
+ 2 elip 0.0000 0.0000 0.8000 0.6000 0.0000 -1.2500 -1.2500
+
+ 3 elip 0.0000 0.0000 0.2100 0.2500 0.0000 0.1000 0.1000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phan aver 1
+
+ density in each pixel is obtained as the average of 1 x 1 points
+
+
+ <#> pixe 31 size 0.0700
+ picture size 31 x 31, pixel size 0.0700
+
+ test picture read
+ Example 2, A simple test pattern and projection data
+ 0.000 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION REAL
+
+ Example 2, A simple test pattern and projection data
+
+
+ <#> spec mono 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 elip 0.0000 0.0000 0.9000 0.9000 0.0000 2.5000 2.5000
+
+ 2 elip 0.0000 0.0000 0.8000 0.6000 0.0000 -1.2500 -1.2500
+
+ 3 elip 0.0000 0.0000 0.2100 0.2500 0.0000 0.1000 0.1000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> rays aver 1
+
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geom
+
+
+ <#> para unif line
+ rays are parallel with uniform spacing between rays
+ data collected along lines
+
+
+
+ <#> rays user 63 spacing 0.0500
+ number of rays per projection 63
+ snark computed number of rays 63
+ at detector spacing 0.0500
+
+
+ <#> angl 30
+ total number of projections 30
+
+
+ projection angles 0.0000 6.0000 12.0000 18.0000 24.0000 30.0000 36.0000 42.0000 48.0000 54.0000
+ 60.0000 66.0000 72.0000 78.0000 84.0000 90.0000 96.0000 102.0000 108.0000 114.0000
+ 120.0000 126.0000 132.0000 138.0000 144.0000 150.0000 156.0000 162.0000 168.0000 174.0000
+
+
+ <#> meas perf
+ projection data are noiseless
+
+
+ <#> back 0.0000
+ at levels
+ 75
+ background absorption 0.0000
+
+ estimate of totlen = 2823.757863
+ estimate of totden = 2677.896607
+ estimate of average density = 0.9483
+ projection data read
+ Example 2, A simple test pattern and projection data
+ 0.001 seconds used for processing command proj
+
+
+ <*>
+
+ <#> MODE LOWER constraint set at 0.0 UPPER constraint set at 2.5
+ lower constraint set to 0.0000
+ upper constraint set to 2.5000
+ 0.000 seconds used for processing command mode
+
+
+ <*>
+
+ <#> SELECT USER RAYSEQ
+
+ <#> STEP projections by 10 and rays by 1
+ sequential ray selection with ray-step 1 and projection-step 10
+ 0.000 seconds used for processing command sele
+
+
+ <*>
+
+ <#> STOP TERMINATION VARIANCE at 0.01
+ termination test vari
+ epsilon = 0.010000
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> EXECUTE AVERAGE ART SMOOTH
+
+ Example 2a underrelaxed art4 with variable tolerance
+
+ <#> smoothing threshold is 0.2 Weights are 2.25 1.5 1.0
+ reconstruction is smoothed after
+
+ iterations 1 2 3 4 5 6 7 8 9 10
+ 11 12 13 14 15 16 17 18 19 20
+ 21 22 23 24 25 26 27 28 29 30
+ 31 32 33 34 35 36 37 38 39 40
+ 41 42 43 44 45 46 47 48 49 50
+ last iteration
+
+ threshold = 0.20000 w1 = 2.25000 w2 = 1.50000 w3 = 1.00000
+
+ <#> ART4 RELAXATION CONSTANT = 0.025 TOLERANCE VARIABLE decreasing
+ art4 method
+ relaxation parameter is 0.0250
+ tolerance is variable
+
+ <#> CONSTRAINT BOUND CONRELAX CONSTANT = 0.5 NOMLIZE at each iteration
+ constraint set to boundaries
+ relax constraints with cr= 0.5000
+ picture is normalized to 0.9483 after each iteration
+ 1890 rays are used for each iteration
+ lower constraint = 0.0000
+ upper constraint = 2.5000
+ algorithm executed in iteration 1
+ 0.001 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.001 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.002 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.001 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.003 seconds for the execution of the algorithm
+ iteration 5 completed
+ 0.003 seconds for this iteration
+ algorithm executed in iteration 6
+ 0.002 seconds for the execution of the algorithm
+ iteration 6 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 7
+ 0.001 seconds for the execution of the algorithm
+ iteration 7 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 8
+ 0.001 seconds for the execution of the algorithm
+ iteration 8 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 9
+ 0.001 seconds for the execution of the algorithm
+ iteration 9 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 10
+ 0.002 seconds for the execution of the algorithm
+ iteration 10 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 11
+ 0.001 seconds for the execution of the algorithm
+ iteration 11 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 12
+ 0.002 seconds for the execution of the algorithm
+ iteration 12 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 13
+ 0.001 seconds for the execution of the algorithm
+ iteration 13 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 14
+ 0.001 seconds for the execution of the algorithm
+ iteration 14 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 15
+ 0.001 seconds for the execution of the algorithm
+ iteration 15 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 16
+ 0.000 seconds for the execution of the algorithm
+ iteration 16 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 17
+ 0.002 seconds for the execution of the algorithm
+ iteration 17 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 18
+ 0.001 seconds for the execution of the algorithm
+ iteration 18 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 19
+ 0.001 seconds for the execution of the algorithm
+ iteration 19 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 20
+ 0.001 seconds for the execution of the algorithm
+ iteration 20 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 21
+ 0.002 seconds for the execution of the algorithm
+ iterative process stops at iteration 21
+ the change in variance is less than 0.009852 of the variance
+ reconstruction completed after iteration 21
+ 0.002 seconds for this iteration
+ 0.031 seconds for all iterations
+ 0.031 seconds used for processing command exec
+
+
+ <*>
+
+ <#> STOP ITERATIONS = 30
+ 30 iterations
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> EXECUTE ALP1
+
+ Example 2b underrelaxed art with extrapolation
+ algorithm executed in iteration 1
+ 0.001 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.001 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 5.062718796778e-01
+ algorithm executed in iteration 3
+ 0.001 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 5.062718796778e-01
+ algorithm executed in iteration 4
+ 0.000 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 6.560964044719e-01
+ algorithm executed in iteration 5
+ 0.001 seconds for the execution of the algorithm
+ iteration 5 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 6.560964044719e-01
+ algorithm executed in iteration 6
+ 0.000 seconds for the execution of the algorithm
+ iteration 6 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 7.480594958675e-01
+ algorithm executed in iteration 7
+ 0.001 seconds for the execution of the algorithm
+ iteration 7 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 7.480594958675e-01
+ algorithm executed in iteration 8
+ 0.000 seconds for the execution of the algorithm
+ iteration 8 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 7.951514183812e-01
+ algorithm executed in iteration 9
+ 0.001 seconds for the execution of the algorithm
+ iteration 9 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 7.951514183812e-01
+ algorithm executed in iteration 10
+ 0.000 seconds for the execution of the algorithm
+ iteration 10 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.250655739411e-01
+ algorithm executed in iteration 11
+ 0.002 seconds for the execution of the algorithm
+ iteration 11 completed
+ 0.002 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.250655739411e-01
+ algorithm executed in iteration 12
+ 0.000 seconds for the execution of the algorithm
+ iteration 12 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.467169748437e-01
+ algorithm executed in iteration 13
+ 0.001 seconds for the execution of the algorithm
+ iteration 13 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.467169748437e-01
+ algorithm executed in iteration 14
+ 0.000 seconds for the execution of the algorithm
+ iteration 14 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.628058734349e-01
+ algorithm executed in iteration 15
+ 0.002 seconds for the execution of the algorithm
+ iteration 15 completed
+ 0.002 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.628058734349e-01
+ algorithm executed in iteration 16
+ 0.000 seconds for the execution of the algorithm
+ iteration 16 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.749346145383e-01
+ algorithm executed in iteration 17
+ 0.001 seconds for the execution of the algorithm
+ iteration 17 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.749346145383e-01
+ algorithm executed in iteration 18
+ 0.000 seconds for the execution of the algorithm
+ iteration 18 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.843623393369e-01
+ algorithm executed in iteration 19
+ 0.001 seconds for the execution of the algorithm
+ iteration 19 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.843623393369e-01
+ algorithm executed in iteration 20
+ 0.000 seconds for the execution of the algorithm
+ iteration 20 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.920147280181e-01
+ algorithm executed in iteration 21
+ 0.001 seconds for the execution of the algorithm
+ iteration 21 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.920147280181e-01
+ algorithm executed in iteration 22
+ 0.000 seconds for the execution of the algorithm
+ iteration 22 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.985122210336e-01
+ algorithm executed in iteration 23
+ 0.001 seconds for the execution of the algorithm
+ iteration 23 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 8.985122210336e-01
+ algorithm executed in iteration 24
+ 0.000 seconds for the execution of the algorithm
+ iteration 24 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 9.042443038619e-01
+ algorithm executed in iteration 25
+ 0.001 seconds for the execution of the algorithm
+ iteration 25 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 9.042443038619e-01
+ algorithm executed in iteration 26
+ 0.000 seconds for the execution of the algorithm
+ iteration 26 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 9.094448804097e-01
+ algorithm executed in iteration 27
+ 0.001 seconds for the execution of the algorithm
+ iteration 27 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 9.094448804097e-01
+ algorithm executed in iteration 28
+ 0.000 seconds for the execution of the algorithm
+ iteration 28 completed
+ 0.000 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 9.142500229503e-01
+ algorithm executed in iteration 29
+ 0.001 seconds for the execution of the algorithm
+ iteration 29 completed
+ 0.001 seconds for this iteration
+ EXTRAPOLATION PARAMETER IN EXTRAP IS 9.142500229503e-01
+ algorithm executed in iteration 30
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 30
+ 0.000 seconds for this iteration
+ 0.017 seconds for all iterations
+ 0.018 seconds used for processing command exec
+
+
+ <*>
+
+ <*> Reset mode to unconstrained
+
+ <#> MODE
+ 0.000 seconds used for processing command mode
+
+
+ <*>
+
+ <#> EVALUATE RESOLUTION
+
+ Example 2a underrelaxed art4
+
+ <#> WHOLEPIC
+ Region cx cy u v ang t1 t2
+
+ wholepic -1e+20 1e+20
+
+ iterations 1 2 3 4 5 6 7 8 9 10
+ 11 12 13 14 15 16 17 18 19 20
+ 21 22 23 24 25 26 27 28 29 30
+ 31 32 33 34 35 36 37 38 39
+ last iteration
+
+ residual calculation using line integration
+ 0.047 seconds used for processing command eval
+
+
+ <*>
+
+ <#> LINES COLUMNS 15 and 18 are to be printed
+
+ iterations 10 20 30
+ last iteration
+
+ lines display of reconstruction using ART iter 10
+
+ phantom name: Example 2, A simple test pattern and projection data
+ projection data: Example 2, A simple test pattern and projection data
+ execution name: Example 2a underrelaxed art4 with variable tolerance
+ scaling factor = 1.00000
+
+ column = 15 18
+ row original estimate difference original estimate difference
+ 0 0.00000 0.18210 0.18210 0.00000 0.00909 0.00909
+ 1 0.00000 0.20450 0.20450 0.00000 0.24753 0.24753
+ 2 0.00000 1.10539 1.10539 0.00000 0.52569 0.52569
+ 3 2.50000 2.13754 -0.36246 2.50000 1.94767 -0.55233
+ 4 2.50000 2.16437 -0.33563 2.50000 2.18812 -0.31188
+ 5 2.50000 2.16394 -0.33606 2.50000 2.20758 -0.29242
+ 6 2.50000 2.13317 -0.36683 2.50000 2.17610 -0.32390
+ 7 1.25000 1.49667 0.24667 1.25000 1.68287 0.43287
+ 8 1.25000 1.44121 0.19121 1.25000 1.41529 0.16529
+ 9 1.25000 1.37200 0.12200 1.25000 1.38374 0.13374
+ 10 1.25000 1.34328 0.09328 1.25000 1.34276 0.09276
+ 11 1.25000 1.33396 0.08396 1.25000 1.32222 0.07222
+ 12 1.35000 1.34036 -0.00964 1.25000 1.31411 0.06411
+ 13 1.35000 1.34676 -0.00324 1.25000 1.31521 0.06521
+ 14 1.35000 1.35058 0.00058 1.25000 1.31568 0.06568
+ 15 1.35000 1.35053 0.00053 1.35000 1.31710 -0.03290
+ 16 1.35000 1.35058 0.00058 1.25000 1.31607 0.06607
+ 17 1.35000 1.34676 -0.00324 1.25000 1.31587 0.06587
+ 18 1.35000 1.34035 -0.00965 1.25000 1.31417 0.06417
+ 19 1.25000 1.33395 0.08395 1.25000 1.32131 0.07131
+ 20 1.25000 1.34326 0.09326 1.25000 1.34021 0.09021
+ 21 1.25000 1.37196 0.12196 1.25000 1.38008 0.13008
+ 22 1.25000 1.44114 0.19114 1.25000 1.41090 0.16090
+ 23 1.25000 1.49658 0.24658 1.25000 1.68040 0.43040
+ 24 2.50000 2.13333 -0.36667 2.50000 2.17405 -0.32595
+ 25 2.50000 2.16414 -0.33586 2.50000 2.20535 -0.29465
+ 26 2.50000 2.16455 -0.33545 2.50000 2.18655 -0.31345
+ 27 2.50000 2.13774 -0.36226 2.50000 1.94456 -0.55544
+ 28 0.00000 1.10534 1.10534 0.00000 0.44393 0.44393
+ 29 0.00000 0.20439 0.20439 0.00000 0.29112 0.29112
+ 30 0.00000 0.18198 0.18198 0.00000 0.01326 0.01326
+
+
+ lines display of reconstruction using ART iter 20
+
+ phantom name: Example 2, A simple test pattern and projection data
+ projection data: Example 2, A simple test pattern and projection data
+ execution name: Example 2a underrelaxed art4 with variable tolerance
+ scaling factor = 1.00000
+
+ column = 15 18
+ row original estimate difference original estimate difference
+ 0 0.00000 0.00164 0.00164 0.00000 0.02169 0.02169
+ 1 0.00000 0.00132 0.00132 0.00000 0.04480 0.04480
+ 2 0.00000 0.94940 0.94940 0.00000 0.13226 0.13226
+ 3 2.50000 2.43151 -0.06849 2.50000 2.25420 -0.24580
+ 4 2.50000 2.43097 -0.06903 2.50000 2.44794 -0.05206
+ 5 2.50000 2.37936 -0.12064 2.50000 2.44383 -0.05617
+ 6 2.50000 2.31917 -0.18083 2.50000 2.39051 -0.10949
+ 7 1.25000 1.46751 0.21751 1.25000 1.65881 0.40881
+ 8 1.25000 1.31935 0.06935 1.25000 1.33707 0.08707
+ 9 1.25000 1.29770 0.04770 1.25000 1.31051 0.06051
+ 10 1.25000 1.27744 0.02744 1.25000 1.27762 0.02762
+ 11 1.25000 1.28043 0.03043 1.25000 1.26720 0.01720
+ 12 1.35000 1.30399 -0.04601 1.25000 1.26843 0.01843
+ 13 1.35000 1.32095 -0.02905 1.25000 1.27985 0.02985
+ 14 1.35000 1.32945 -0.02055 1.25000 1.28645 0.03645
+ 15 1.35000 1.32847 -0.02153 1.35000 1.29098 -0.05902
+ 16 1.35000 1.32944 -0.02056 1.25000 1.28714 0.03714
+ 17 1.35000 1.32093 -0.02907 1.25000 1.28136 0.03136
+ 18 1.35000 1.30399 -0.04601 1.25000 1.27000 0.02000
+ 19 1.25000 1.28044 0.03044 1.25000 1.26871 0.01871
+ 20 1.25000 1.27744 0.02744 1.25000 1.27815 0.02815
+ 21 1.25000 1.29767 0.04767 1.25000 1.30973 0.05973
+ 22 1.25000 1.31930 0.06930 1.25000 1.33504 0.08504
+ 23 1.25000 1.46737 0.21737 1.25000 1.71927 0.46927
+ 24 2.50000 2.31941 -0.18059 2.50000 2.39181 -0.10819
+ 25 2.50000 2.37969 -0.12031 2.50000 2.44490 -0.05510
+ 26 2.50000 2.43125 -0.06875 2.50000 2.44917 -0.05083
+ 27 2.50000 2.43179 -0.06821 2.50000 2.25444 -0.24556
+ 28 0.00000 0.94928 0.94928 0.00000 0.12809 0.12809
+ 29 0.00000 0.00158 0.00158 0.00000 0.04576 0.04576
+ 30 0.00000 0.00199 0.00199 0.00000 0.02628 0.02628
+
+
+ lines display of reconstruction using ART iter 21
+
+ phantom name: Example 2, A simple test pattern and projection data
+ projection data: Example 2, A simple test pattern and projection data
+ execution name: Example 2a underrelaxed art4 with variable tolerance
+ scaling factor = 1.00000
+
+ column = 15 18
+ row original estimate difference original estimate difference
+ 0 0.00000 0.00100 0.00100 0.00000 0.01742 0.01742
+ 1 0.00000 0.00070 0.00070 0.00000 0.03672 0.03672
+ 2 0.00000 0.93506 0.93506 0.00000 0.11759 0.11759
+ 3 2.50000 2.44949 -0.05051 2.50000 2.27648 -0.22352
+ 4 2.50000 2.44615 -0.05385 2.50000 2.45838 -0.04162
+ 5 2.50000 2.39029 -0.10971 2.50000 2.45205 -0.04795
+ 6 2.50000 2.32845 -0.17155 2.50000 2.39929 -0.10071
+ 7 1.25000 1.46233 0.21233 1.25000 1.65516 0.40516
+ 8 1.25000 1.31367 0.06367 1.25000 1.33085 0.08085
+ 9 1.25000 1.29279 0.04279 1.25000 1.30546 0.05546
+ 10 1.25000 1.27400 0.02400 1.25000 1.27412 0.02412
+ 11 1.25000 1.27844 0.02844 1.25000 1.26496 0.01496
+ 12 1.35000 1.30374 -0.04626 1.25000 1.26714 0.01714
+ 13 1.35000 1.32159 -0.02841 1.25000 1.27948 0.02948
+ 14 1.35000 1.33036 -0.01964 1.25000 1.28660 0.03660
+ 15 1.35000 1.32919 -0.02081 1.35000 1.29140 -0.05860
+ 16 1.35000 1.33034 -0.01966 1.25000 1.28726 0.03726
+ 17 1.35000 1.32157 -0.02843 1.25000 1.28096 0.03096
+ 18 1.35000 1.30372 -0.04628 1.25000 1.26874 0.01874
+ 19 1.25000 1.27844 0.02844 1.25000 1.26657 0.01657
+ 20 1.25000 1.27400 0.02400 1.25000 1.27479 0.02479
+ 21 1.25000 1.29277 0.04277 1.25000 1.30483 0.05483
+ 22 1.25000 1.31362 0.06362 1.25000 1.32898 0.07898
+ 23 1.25000 1.46218 0.21218 1.25000 1.65781 0.40781
+ 24 2.50000 2.32869 -0.17131 2.50000 2.40065 -0.09935
+ 25 2.50000 2.39063 -0.10937 2.50000 2.45318 -0.04682
+ 26 2.50000 2.44644 -0.05356 2.50000 2.45967 -0.04033
+ 27 2.50000 2.44977 -0.05023 2.50000 2.27692 -0.22308
+ 28 0.00000 0.93489 0.93489 0.00000 0.11431 0.11431
+ 29 0.00000 0.00120 0.00120 0.00000 0.03840 0.03840
+ 30 0.00000 0.00161 0.00161 0.00000 0.02249 0.02249
+
+
+ lines display of reconstruction using ALP1 iter 10
+
+ phantom name: Example 2, A simple test pattern and projection data
+ projection data: Example 2, A simple test pattern and projection data
+ execution name: Example 2b underrelaxed art with extrapolation
+ scaling factor = 1.00000
+
+ column = 15 18
+ row original estimate difference original estimate difference
+ 0 0.00000 0.12670 0.12670 0.00000 -0.02567 -0.02567
+ 1 0.00000 0.17187 0.17187 0.00000 0.16958 0.16958
+ 2 0.00000 1.20151 1.20151 0.00000 0.48350 0.48350
+ 3 2.50000 2.23551 -0.26449 2.50000 2.01480 -0.48520
+ 4 2.50000 2.39456 -0.10544 2.50000 2.31508 -0.18492
+ 5 2.50000 2.34966 -0.15034 2.50000 2.46624 -0.03376
+ 6 2.50000 2.31124 -0.18876 2.50000 2.29509 -0.20491
+ 7 1.25000 1.63106 0.38106 1.25000 1.81482 0.56482
+ 8 1.25000 1.35183 0.10183 1.25000 1.44203 0.19203
+ 9 1.25000 1.42885 0.17885 1.25000 1.45015 0.20015
+ 10 1.25000 1.31859 0.06859 1.25000 1.36973 0.11973
+ 11 1.25000 1.42731 0.17731 1.25000 1.34954 0.09954
+ 12 1.35000 1.31939 -0.03061 1.25000 1.31390 0.06390
+ 13 1.35000 1.37323 0.02323 1.25000 1.32415 0.07415
+ 14 1.35000 1.46590 0.11590 1.25000 1.37584 0.12584
+ 15 1.35000 1.13749 -0.21251 1.35000 1.25214 -0.09786
+ 16 1.35000 1.46594 0.11594 1.25000 1.36902 0.11902
+ 17 1.35000 1.37317 0.02317 1.25000 1.30699 0.05699
+ 18 1.35000 1.31944 -0.03056 1.25000 1.34043 0.09043
+ 19 1.25000 1.42727 0.17727 1.25000 1.33982 0.08982
+ 20 1.25000 1.31861 0.06861 1.25000 1.35654 0.10654
+ 21 1.25000 1.42880 0.17880 1.25000 1.44218 0.19218
+ 22 1.25000 1.35172 0.10172 1.25000 1.45375 0.20375
+ 23 1.25000 1.63100 0.38100 1.25000 1.80751 0.55751
+ 24 2.50000 2.31161 -0.18839 2.50000 2.27967 -0.22033
+ 25 2.50000 2.34937 -0.15063 2.50000 2.50118 0.00118
+ 26 2.50000 2.39545 -0.10455 2.50000 2.30942 -0.19058
+ 27 2.50000 2.23526 -0.26474 2.50000 1.99542 -0.50458
+ 28 0.00000 1.20133 1.20133 0.00000 0.49478 0.49478
+ 29 0.00000 0.17173 0.17173 0.00000 0.15734 0.15734
+ 30 0.00000 0.12647 0.12647 0.00000 -0.02832 -0.02832
+
+
+ lines display of reconstruction using ALP1 iter 20
+
+ phantom name: Example 2, A simple test pattern and projection data
+ projection data: Example 2, A simple test pattern and projection data
+ execution name: Example 2b underrelaxed art with extrapolation
+ scaling factor = 1.00000
+
+ column = 15 18
+ row original estimate difference original estimate difference
+ 0 0.00000 -0.09663 -0.09663 0.00000 -0.18986 -0.18986
+ 1 0.00000 -0.12331 -0.12331 0.00000 -0.05402 -0.05402
+ 2 0.00000 1.04579 1.04579 0.00000 0.12373 0.12373
+ 3 2.50000 2.51540 0.01540 2.50000 2.25540 -0.24460
+ 4 2.50000 2.59753 0.09753 2.50000 2.56869 0.06869
+ 5 2.50000 2.55529 0.05529 2.50000 2.67846 0.17846
+ 6 2.50000 2.40841 -0.09159 2.50000 2.45046 -0.04954
+ 7 1.25000 1.52857 0.27857 1.25000 1.73851 0.48851
+ 8 1.25000 1.19882 -0.05118 1.25000 1.29003 0.04003
+ 9 1.25000 1.28220 0.03220 1.25000 1.30029 0.05029
+ 10 1.25000 1.18525 -0.06475 1.25000 1.24281 -0.00719
+ 11 1.25000 1.27819 0.02819 1.25000 1.24380 -0.00620
+ 12 1.35000 1.25011 -0.09989 1.25000 1.22237 -0.02763
+ 13 1.35000 1.30966 -0.04034 1.25000 1.24476 -0.00524
+ 14 1.35000 1.38630 0.03630 1.25000 1.28583 0.03583
+ 15 1.35000 1.11801 -0.23199 1.35000 1.20027 -0.14973
+ 16 1.35000 1.38636 0.03636 1.25000 1.28050 0.03050
+ 17 1.35000 1.30959 -0.04041 1.25000 1.23298 -0.01702
+ 18 1.35000 1.25014 -0.09986 1.25000 1.24848 -0.00152
+ 19 1.25000 1.27817 0.02817 1.25000 1.23597 -0.01403
+ 20 1.25000 1.18526 -0.06474 1.25000 1.23189 -0.01811
+ 21 1.25000 1.28211 0.03211 1.25000 1.29998 0.04998
+ 22 1.25000 1.19865 -0.05135 1.25000 1.30195 0.05195
+ 23 1.25000 1.52839 0.27839 1.25000 1.73195 0.48195
+ 24 2.50000 2.40899 -0.09101 2.50000 2.44156 -0.05844
+ 25 2.50000 2.55477 0.05477 2.50000 2.70939 0.20939
+ 26 2.50000 2.59890 0.09890 2.50000 2.56774 0.06774
+ 27 2.50000 2.51498 0.01498 2.50000 2.24565 -0.25435
+ 28 0.00000 1.04557 1.04557 0.00000 0.14374 0.14374
+ 29 0.00000 -0.12338 -0.12338 0.00000 -0.05331 -0.05331
+ 30 0.00000 -0.09670 -0.09670 0.00000 -0.17428 -0.17428
+
+
+ lines display of reconstruction using ALP1 iter 30
+
+ phantom name: Example 2, A simple test pattern and projection data
+ projection data: Example 2, A simple test pattern and projection data
+ execution name: Example 2b underrelaxed art with extrapolation
+ scaling factor = 1.00000
+
+ column = 15 18
+ row original estimate difference original estimate difference
+ 0 0.00000 -0.10295 -0.10295 0.00000 -0.15511 -0.15511
+ 1 0.00000 -0.21068 -0.21068 0.00000 -0.09236 -0.09236
+ 2 0.00000 0.92855 0.92855 0.00000 -0.06300 -0.06300
+ 3 2.50000 2.64511 0.14511 2.50000 2.37419 -0.12581
+ 4 2.50000 2.61843 0.11843 2.50000 2.63291 0.13291
+ 5 2.50000 2.61277 0.11277 2.50000 2.68002 0.18002
+ 6 2.50000 2.39593 -0.10407 2.50000 2.48350 -0.01650
+ 7 1.25000 1.47574 0.22574 1.25000 1.66721 0.41721
+ 8 1.25000 1.11475 -0.13525 1.25000 1.19787 -0.05213
+ 9 1.25000 1.24880 -0.00120 1.25000 1.25371 0.00371
+ 10 1.25000 1.15550 -0.09450 1.25000 1.22544 -0.02456
+ 11 1.25000 1.25545 0.00545 1.25000 1.24429 -0.00571
+ 12 1.35000 1.26430 -0.08570 1.25000 1.22826 -0.02174
+ 13 1.35000 1.32865 -0.02135 1.25000 1.25347 0.00347
+ 14 1.35000 1.40845 0.05845 1.25000 1.28571 0.03571
+ 15 1.35000 1.14519 -0.20481 1.35000 1.22750 -0.12250
+ 16 1.35000 1.40851 0.05851 1.25000 1.28178 0.03178
+ 17 1.35000 1.32857 -0.02143 1.25000 1.24374 -0.00626
+ 18 1.35000 1.26433 -0.08567 1.25000 1.25314 0.00314
+ 19 1.25000 1.25545 0.00545 1.25000 1.23609 -0.01391
+ 20 1.25000 1.15550 -0.09450 1.25000 1.21469 -0.03531
+ 21 1.25000 1.24869 -0.00131 1.25000 1.25626 0.00626
+ 22 1.25000 1.11456 -0.13544 1.25000 1.20898 -0.04102
+ 23 1.25000 1.47547 0.22547 1.25000 1.65907 0.40907
+ 24 2.50000 2.39664 -0.10336 2.50000 2.47619 -0.02381
+ 25 2.50000 2.61204 0.11204 2.50000 2.70609 0.20609
+ 26 2.50000 2.62009 0.12009 2.50000 2.63048 0.13048
+ 27 2.50000 2.64455 0.14455 2.50000 2.36445 -0.13555
+ 28 0.00000 0.92830 0.92830 0.00000 -0.04433 -0.04433
+ 29 0.00000 -0.21071 -0.21071 0.00000 -0.09436 -0.09436
+ 30 0.00000 -0.10286 -0.10286 0.00000 -0.14676 -0.14676
+
+
+
+ 0.002 seconds used for processing command line
+
+
+ <*>
+
+ <#> END
--- /dev/null
+Ececutable for example b.2
--- /dev/null
+cd src
+make install
--- /dev/null
+./build >&2
+bin/snark14UserDefined b2.in
--- /dev/null
+#
+
+ifndef SNARKINCLUDE
+SNARKINCLUDE=/usr/local/snark14/src/snark14/snark
+endif
+
+ifndef SNARKLIBDIR
+SNARKLIBDIR=/usr/local/snark14/lib
+endif
+
+ifndef SNARKLIBINCLUDEDIR
+SNARKLIBINCLUDEDIR=/usr/local/snark14/include
+endif
+
+ifndef DIGFILEINCLUDE
+DIGFILEINCLUDE=/usr/local/snark14/include/DIGFile
+endif
+
+ifndef DIGFILESNARKINCLUDE
+DIGFILESNARKINCLUDE=/usr/local/snark14/include/DIGFileSnark
+endif
+
+ifndef DIGRANDINCLUDE
+DIGRANDINCLUDE=/usr/local/snark14/include/DIGRand
+endif
+
+OUTDIR=../bin
+INCLUDEDIR = -I/usr/include -I$(XERCESINCLUDE)/.. \
+-I$(DIGFILEINCLUDE) -I$(DIGFILESNARKINCLUDE) -I$(DIGRANDINCLUDE) -I$(SNARKINCLUDE) \
+-I$(SNARKLIBINCLUDEDIR)
+
+OBJ = \
+ alp1.o \
+ art_tset.o
+
+LIBS= -L$(SNARKLIBDIR) -lsnark14 -lDIGFile -lDIGFileSnark -lDIGRand -lxerces-c -lm
+
+######################################
+# setings for testing
+#LIBS=/usr/lib/libm.a
+#FLAGS= -ffloat-store -O0 -DFFCOMPARE
+######################################
+
+all: snark14UserDefined
+ mv snark14UserDefined $(OUTDIR)
+
+snark14UserDefined: $(OBJ)
+ $(CXX) $(OBJ) $(CXXFLAGS) -o snark14UserDefined $(LIBS)
+
+clean:
+ rm -f $(OBJ)
+ rm -f snark14UserDefined
+
+install: all
+
+uninstall:
+ rm -f $(OUTDIR)/snark14UserDefined
+
+%.o: %.cpp
+ $(CXX) -c -I $(SRCDIR) $(CXXFLAGS) $(INCLUDEDIR) $< -o $@
--- /dev/null
+/*
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * *
+ * S N A R K 1 4 *
+ * *
+ * A PICTURE RECONSTRUCTION PROGRAM *
+ * *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+
+ alp1.cpp,v 1.1 2009/06/01 23:26:59 jklukowska Exp
+
+*/
+// Example 2 user-written reconstruction function
+
+
+#include <stdio.h>
+#include <math.h>
+
+#include "blkdta.h"
+#include "pseudo.h"
+#include "projfile.h"
+#include "uiod.h"
+#include "consts.h"
+
+#include "alp1.h"
+
+void extrap(REAL* newrec, REAL* oldrec, REAL c, INTEGER area);
+void itrun(REAL* recon, REAL* oldrec, REAL* proj, INTEGER* list, REAL* weight);
+
+BOOLEAN alp1_class::Run(REAL* recon, INTEGER* list, REAL* weight, INTEGER iter)
+{
+
+ static REAL* oldrec;
+ static INTEGER curprj;
+ static REAL* proj;
+ INTEGER i;
+ static REAL newdif;
+ static REAL olddif;
+ static REAL c;
+
+ if(iter == 1) {
+
+ oldrec = new REAL[GeoPar.area];
+
+ proj = new REAL[GeoPar.nrays];
+
+ for(i = 0; i < GeoPar.area; i++) {
+ oldrec[i] = 0;
+ }
+
+ // The previous art iteration is in OLDREC
+ itrun(recon, oldrec, proj, list, weight);
+
+ for(i = 0; i < GeoPar.area; i++) {
+ oldrec[i] = recon[i];
+ }
+
+ curprj = 1;
+ return FALSE;
+ }
+ else if(iter == 2) {
+ itrun(recon, oldrec, proj, list, weight);
+ newdif = 0.0;
+ curprj = 2;
+
+ for(i = 0; i < GeoPar.area; i++) {
+ newdif += SQR(recon[i] - oldrec[i]);
+ oldrec[i] = recon[i];
+ }
+
+ newdif = (REAL) sqrt(newdif);
+ return FALSE;
+ }
+ else if((iter/2)*2 != iter) {
+ curprj += 1;
+ itrun(recon, oldrec, proj, list, weight);
+ olddif = newdif;
+ newdif = 0.0;
+
+ for(i = 0; i < GeoPar.area; i++) {
+ newdif += SQR(recon[i] - oldrec[i]);
+ }
+
+ newdif = (REAL) sqrt(newdif);
+ if(olddif <= Consts.zero * newdif) {
+ fprintf(output, "\nCONVERGENCE DIFFERENCES %20.12e, %20.12e", olddif, newdif);
+ return FALSE;
+ }
+ c = newdif/olddif;
+ fprintf(output, "\n EXTRAPOLATION PARAMETER IN EXTRAP IS %20.12e", c);
+
+ return FALSE;
+ }
+
+ extrap(recon, oldrec, c, GeoPar.area);
+
+ return FALSE;
+}
+
+// NEWREC will contain extrapolated values
+// OLDREC will contain the old values of NEWREC
+
+void extrap(REAL* newrec, REAL* oldrec, REAL c, INTEGER area)
+{
+ REAL d, save;
+ INTEGER i;
+
+ if(fabs(1.0 - c) > Consts.zero) {
+ fprintf(output, "\n EXTRAPOLATION PARAMETER IN EXTRAP IS %20.12e", c);
+ d = c / ((REAL) 1.0 - c);
+
+ for(i = 0; i < area; i++) {
+ save = newrec[i];
+ newrec[i] += d * (newrec[i] - oldrec[i]);
+ oldrec[i] = save;
+ }
+ return;
+ }
+ fprintf(output, "\n EXTRAPOLATION PARAMETER IN EXTRAP IS %20.12e", c);
+
+ fprintf(output, "\n EXTRAPOLATION PARAMETER TOO CLOSE TO 1 ");
+
+
+ for(i = 0; i < area; i++) {
+ oldrec[i] = newrec[i];
+ }
+ return;
+}
+
+void itrun(REAL* recon, REAL* oldrec, REAL* proj, INTEGER* list, REAL* weight)
+{
+ INTEGER i, nr, np, numb, j;
+ REAL snorm, raysum;
+
+ for(i = 0; i < GeoPar.area; i++) {
+ recon[i] = oldrec[i];
+ }
+
+ for(np = 0; np < GeoPar.prjnum; np++) {
+
+ ProjFile.ReadProj(np, proj, GeoPar.nrays);
+
+ for(nr = 0; nr < GeoPar.nrays; nr++) {
+ raysum = pseudo(recon, np, nr, list, weight, &numb, &snorm, TRUE, FALSE);
+
+ for(i = 0; i < numb; i++) {
+ j = list[i];
+ recon[j] += (proj[nr]-raysum)* weight[i] * (REAL) 0.025 / snorm;
+ }
+ }
+ }
+
+ return;
+}
--- /dev/null
+/*
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * *
+ * S N A R K 1 4 *
+ * *
+ * A PICTURE RECONSTRUCTION PROGRAM *
+ * *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+
+ art_tset.cpp,v 1.2 2008/09/06 15:18:05 rdavidi Exp
+
+*/
+
+// Example 2 user-written tolerance function
+// This function returns RAYSUM/(10*ITER) as tolerance.
+
+#include <stdio.h>
+
+#include "blkdta.h"
+#include "uiod.h"
+
+#include "art.h"
+
+REAL art_class::tset(REAL* recon, INTEGER iter, INTEGER np, INTEGER nr,INTEGER i, REAL raysum, INTEGER* list, REAL* weight, BOOLEAN* flag)
+{
+ REAL tmp = raysum / ((REAL)(10 * iter));
+ *flag = FALSE;
+ if(trace >= 1) {
+ fprintf(output, "\n TOLERANCE IS %19.10f \n", tmp);
+ }
+ return tmp;
+}
--- /dev/null
+* EXAMPLE 3
+* CREATION OF HEAD PHANTOM. GENERATION OF POLYCHROMATIC
+* PROJECTION DATA.
+*
+* CREATE A PHANTOM
+* GENERATE PROJECTION DATA
+CREATE
+EXAMPLE 3 HEAD PHANTOM
+SPECTRUM POLYCHROMATIC 5
+40 10 50 30 60 30 80 20 100 10
+OBJECTS
+SEGM 1.375 -7.5 1.1 0.625 19.2 -0.734
+DENS -0.472 -0.288 -0.116 -0.029
+SEGM 1.375 -7.5 1.1 4.32 19.21 0.734
+DENS 0.472 0.288 0.116 0.029
+ELIP 0.0 0.0 8.625 6.4687 90.0 1.0
+DENS 0.7 0.5 0.3 0.2
+ELIP 0.0 0.0 7.875 5.7187 90.0 -0.737
+DENS -0.475 -0.291 -0.118 -0.029
+ELIP 0.0 1.5 0.375 0.3 90.0 -0.003
+DENS -0.006 -0.002 -0.001 -0.0
+SEGM 0.0 -2.25 1.125 0.375 0.0 -0.003
+DENS -0.006 -0.002 -0.001 -0.0
+SEGM -1.0 3.75 1.0 0.5 135.0 -0.003
+DENS -0.006 -0.002 -0.001 0.0
+SEGM 1.0 3.75 1.0 0.5 225.0 -0.003
+DENS -0.006 -0.002 -0.001 0.0
+ELIP 0.675 -0.75 0.225 0.15 140.0 0.025
+DENS 0.016 0.01 0.008 0.008
+ELIP 0.75 1.5 0.375 0.225 50.0 0.005
+DENS 0.004 0.004 0.006 0.005
+TRIA 5.025 3.75 1.125 0.5 110.75 0.737
+DENS 0.475 0.291 0.118 0.029
+TRIA -5.025 3.75 1.125 0.5 -110.75 0.737
+DENS 0.475 0.291 0.118 0.029
+LAST 1.0
+PHANTOM AVERAGE 1
+23 0.77
+RAYSUM AVERAGE 3
+1 1 1
+GEOMETRY
+DIVERGENT ARC 78.0 110.0
+RAYS USER 159 0.213
+ANGLE 1
+0.0
+MEASUREMENT NOISY
+QUANTUM 10000000.0 360.0 CALIBRATION 2
+SCATTER 0.24 0.4445
+SEED 1
+BACKGROUND 0.0 0.0 0.0 0.0 0.0
+RUN
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> EXAMPLE 3
+
+ <*> CREATION OF HEAD PHANTOM. GENERATION OF POLYCHROMATIC
+
+ <*> PROJECTION DATA.
+
+ <*>
+
+ <*> CREATE A PHANTOM
+
+ <*> GENERATE PROJECTION DATA
+
+ <#> CREATE
+
+ EXAMPLE 3 HEAD PHANTOM
+
+
+ <#> SPECTRUM POLYCHROMATIC 5
+
+ energy spectrum is polychromatic with 5 energy levels
+ with the following photon distribution
+ energy level percent
+ 40 10
+ 50 30
+ 60 30
+ 80 20
+ 100 10
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 40 50 60 80 100
+
+
+ 1 segm 1.3750 -7.5000 1.1000 0.6250 19.2000 -0.3275 -0.7340 -0.4720 -0.2880 -0.1160 -0.0290
+
+
+ 2 segm 1.3750 -7.5000 1.1000 4.3200 19.2100 0.3275 0.7340 0.4720 0.2880 0.1160 0.0290
+
+
+ 3 elip 0.0000 0.0000 8.6250 6.4687 90.0000 0.5400 1.0000 0.7000 0.5000 0.3000 0.2000
+
+
+ 4 elip 0.0000 0.0000 7.8750 5.7187 90.0000 -0.3300 -0.7370 -0.4750 -0.2910 -0.1180 -0.0290
+
+
+ 5 elip 0.0000 1.5000 0.3750 0.3000 90.0000 -0.0029 -0.0030 -0.0060 -0.0020 -0.0010 -0.0000
+
+
+ 6 segm 0.0000 -2.2500 1.1250 0.3750 0.0000 -0.0029 -0.0030 -0.0060 -0.0020 -0.0010 -0.0000
+
+
+ 7 segm -1.0000 3.7500 1.0000 0.5000 135.0000 -0.0029 -0.0030 -0.0060 -0.0020 -0.0010 0.0000
+
+
+ 8 segm 1.0000 3.7500 1.0000 0.5000 225.0000 -0.0029 -0.0030 -0.0060 -0.0020 -0.0010 0.0000
+
+
+ 9 elip 0.6750 -0.7500 0.2250 0.1500 140.0000 0.0127 0.0250 0.0160 0.0100 0.0080 0.0080
+
+
+ 10 elip 0.7500 1.5000 0.3750 0.2250 50.0000 0.0046 0.0050 0.0040 0.0040 0.0060 0.0050
+
+
+ 11 tria 5.0250 3.7500 1.1250 0.5000 110.7500 0.3300 0.7370 0.4750 0.2910 0.1180 0.0290
+
+
+ 12 tria -5.0250 3.7500 1.1250 0.5000 -110.7500 0.3300 0.7370 0.4750 0.2910 0.1180 0.0290
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> PHANTOM AVERAGE 1
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 1 x 1 points
+
+
+ <#> 23 0.77
+ picture size 23 x 23, pixel size 0.7700
+
+
+ <#> RAYSUM AVERAGE 3
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 3 substrips
+
+ with aperture (substrip) weights 1 1 1
+
+
+ <#> GEOMETRY
+
+
+ <#> DIVERGENT ARC 78.0 110.0
+ rays are divergent from point sources
+ source to origin distance 78.0000
+ the detectors lie on an arc with source to detector distance = 110.0000
+
+
+ <#> RAYS USER 159 0.213
+ number of rays per projection 159
+ at detector spacing 0.2130
+
+
+ <#> ANGLE 1
+ total number of projections 1
+
+ projection angles 0.0000
+
+
+ <#> MEASUREMENT NOISY
+ noise characteristics of projection data follow
+ nature characteristics
+
+ <#> QUANTUM 10000000.0 360.0 CALIBRATION 2
+ quantum mean number of photons in actual measurement 1.0000e+07
+ mean number of photons in calibration measurement is 360.0000 times above
+ calibration is constant over all projections for any single ray
+ mean numbers of photons entering each substrip are
+ 3.3333e+06 3.3333e+06 3.3333e+06
+
+ <#> SCATTER 0.24 0.4445
+ scatter the fraction scattered in line is 0.2400
+ scatter extends to a distance of 0.4445
+ dying linearly from the middle
+
+ <#> SEED 1
+ seed for random number generator is 1
+
+
+ <#> BACKGROUND 0.0 0.0 0.0 0.0 0.0
+ at levels
+ 40 50 60 80 100
+ background absorption 0.0000 0.0000 0.0000 0.0000 0.0000
+
+
+ <#> RUN
+ 0.001 seconds phantom creation
+ 0.000 seconds projection data creation
+ 0.002 seconds used for processing command crea
+
+
+ <#> END
--- /dev/null
+snark14 b3.in
--- /dev/null
+********EXAMPLE 4
+* STAR PATTERN WITH PSEUDO PROJECTION DATA
+* RECONSTRUCTION BY ART
+*
+CREATE
+EXAMPLE 4 STAR PATTERN
+SPECTRUM MONOCHROMATIC 10
+OBJECTS
+SECT 0.0 -24.0 6.0 24.0 0.0 1.0
+SECT 21.0 -12.0 6.0 24.0 60.0 1.0
+SECT 21.0 12.0 6.0 24.0 120.0 1.0
+SECT 0.0 24.0 6.0 24.0 180.0 1.0
+SECT -21.0 12.0 6.0 24.0 240.0 1.0
+SECT -21.0 -12.0 6.0 24.0 300.0 1.0
+LAST 1.0
+PHANTOM AVERAGE 1
+25 PIXELS OF SIZE 2.0
+RAYSUM
+*
+PICTURE TEST
+*
+PROJECTION PSEUDO
+EXAMPLE 4 PSEUDO PROJECTION DATA FOR TWELVE VIEWS
+GEOMETRY
+PARALLEL VARIABLE STRIP
+RAYS PROGRAM 25 2.0 DETECTOR SPACING AT 2.0
+ANGLES 12 EQUALLY SPACED
+0.0 165.0
+MEASUREMENT PERFECT
+BACKGROUND 50.0
+*
+MODE LOWER CONSTRAINT IS SET TO 0.0 UPPER CONSTRAINT IS 1.0
+*
+SELECT SNARK RAYSEQ
+STEP 3 1
+*
+STOP ITERATION 9
+*
+EXECUTE ART CONTOUR
+EXAMPLE 4 ART RECONSTRUCTION
+0.5 0.0 1.0
+1
+ART3
+CONSTRAINT BOUND STEPS 204
+*
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> *******EXAMPLE 4
+
+ <*> STAR PATTERN WITH PSEUDO PROJECTION DATA
+
+ <*> RECONSTRUCTION BY ART
+
+ <*>
+
+ <#> CREATE
+
+ EXAMPLE 4 STAR PATTERN
+
+
+ <#> SPECTRUM MONOCHROMATIC 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> PHANTOM AVERAGE 1
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 1 x 1 points
+
+
+ <#> 25 PIXELS OF SIZE 2.0
+ picture size 25 x 25, pixel size 2.0000
+
+
+ <#> RAYSUM
+
+ 0.000 seconds phantom creation
+ 0.000 seconds used for processing command crea
+
+
+ <*>
+
+ <#> PICTURE TEST
+
+ EXAMPLE 4 STAR PATTERN
+
+
+ <#> spec mono 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phan aver 1
+
+ density in each pixel is obtained as the average of 1 x 1 points
+
+
+ <#> pixe 25 size 2.0000
+ picture size 25 x 25, pixel size 2.0000
+
+ test picture read
+ EXAMPLE 4 STAR PATTERN
+ 0.000 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION PSEUDO
+
+ EXAMPLE 4 PSEUDO PROJECTION DATA FOR TWELVE VIEWS
+
+
+
+ <#> GEOMETRY
+
+
+ <#> PARALLEL VARIABLE STRIP
+ rays are parallel with variable spacing between rays
+ data collected along strips
+
+
+
+ <#> RAYS PROGRAM 25 2.0 DETECTOR SPACING AT 2.0
+ number of rays per projection 53
+ snark computed number of rays 53
+ at detector spacing 2.0000
+
+
+ <#> ANGLES 12 EQUALLY SPACED
+ total number of projections 12
+
+ projection angles 0.0000 15.0000 30.0000 45.0000 60.0000 75.0000 90.0000 105.0000 120.0000 135.0000
+ 150.0000 165.0000
+
+
+ <#> MEASUREMENT PERFECT
+ projection data are noiseless
+
+
+ <#> BACKGROUND 50.0
+ at levels
+ 10
+ background absorption 50.0000
+
+ estimate of totlen = 16985.417500
+ estimate of totden = 6066.137812
+ estimate of average density = 0.3571
+ projection data read
+ EXAMPLE 4 PSEUDO PROJECTION DATA FOR TWELVE VIEWS
+ 0.000 seconds used for processing command proj
+
+
+ <*>
+
+ <#> MODE LOWER CONSTRAINT IS SET TO 0.0 UPPER CONSTRAINT IS 1.0
+ lower constraint set to 0.0000
+ upper constraint set to 1.0000
+ 0.000 seconds used for processing command mode
+
+
+ <*>
+
+ <#> SELECT SNARK RAYSEQ
+
+ <#> STEP 3 1
+ sequential ray selection with ray-step 1 and projection-step 3
+ 0.000 seconds used for processing command sele
+
+
+ <*>
+
+ <#> STOP ITERATION 9
+ 9 iterations
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> EXECUTE ART CONTOUR
+
+ EXAMPLE 4 ART RECONSTRUCTION
+
+ <#> 0.5 0.0 1.0
+ reconstruction is contoured after
+
+ last iteration
+
+ threshold = 0.50000 w1 = 0.00000 w2 = 1.00000 w3 = 0.00000
+
+ <#> ART3
+ art3 method
+ relaxation parameter is 1.0
+ norm is 2
+ tolerance is 0.0
+
+ <#> CONSTRAINT BOUND STEPS 204
+ constraint set to boundaries
+ picture is not normalized
+ 204 rays are used for each iteration
+ lower constraint = 0.0000
+ upper constraint = 1.0000
+ algorithm executed in iteration 1
+ 0.001 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.000 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.000 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.000 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.000 seconds for the execution of the algorithm
+ iteration 5 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 6
+ 0.000 seconds for the execution of the algorithm
+ iteration 6 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 7
+ 0.000 seconds for the execution of the algorithm
+ iteration 7 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 8
+ 0.000 seconds for the execution of the algorithm
+ iteration 8 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 9
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 9
+ 0.000 seconds for this iteration
+ 0.001 seconds for all iterations
+ 0.002 seconds used for processing command exec
+
+
+ <*>
+
+ <#> END
--- /dev/null
+snark14 b4.in
--- /dev/null
+*EXAMPLE 5
+*STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+*RECONSTRUCTION BY ALL APPROPRIATE ALGORITHMS WITH DEFAULT
+*OR EASY OPTIONS.
+*
+CREATE
+EXAMPLE 5 STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+SPECTRUM MONOCHROMATIC 10
+OBJECTS
+SECT 0.0 -24.0 6.0 24.0 0.0 1.0
+SECT 21.0 -12.0 6.0 24.0 60.0 1.0
+SECT 21.0 12.0 6.0 24.0 120.0 1.0
+SECT 0.0 24.0 6.0 24.0 180.0 1.0
+SECT -21.0 12.0 6.0 24.0 240.0 1.0
+SECT -21.0 -12.0 6.0 24.0 300.0 1.0
+LAST 1.0
+PHANTOM AVERAGE 5
+25 PIXELS OF SIZE 2.0
+RAYSUM AVERAGE 1
+1
+GEOMETRY
+PARALLEL UNIFORM STRIP
+RAYS USER 25 DETECTOR SPACING 2.0
+ANGLES 24 EQUAL SPACING
+0.0 172.5
+MEASUREMENT PERFECT
+BACKGROUND 0.0
+RUN
+*
+PICTURE TEST
+*
+PROJECTION REAL
+*
+EXECUTE BACKPROJECTION
+EXAMPLE 5A CONTINUOUS BACKPROJECTION WITH LINEAR INTERPOLATION
+CONTINUOUS 2 MULTIPLICATIVE
+*
+EXECUTE CONVOLUTION
+EXAMPLE 5B CONVOLUTION WITH BANDLIMITING FILTER & LINEAR INTERPOLATION
+BANDLIMITING 1.0 2
+*
+EXECUTE RFL
+EXAMPLE 5C RHO FILTERED LAYERGRAM WITH BANDLIMITING FILTER & LINEAR INTERPOLATION
+BANDLIMITING 1.0 2
+*
+EXECUTE FOURIER
+EXAMPLE 5D FOURIER WITH BANDLIMITING FILTER & LINEAR INTERPOLATION
+BANDLIMITING 1.0 3
+*
+STOP TERMINATION VARIANCE = 0.1
+*
+EXECUTE ART
+EXAMPLE 5F ART WITH NO TRICKS
+ART3
+CONSTRAINT ART2 STEPS 888
+*
+EXECUTE MART
+EXAMPLE 5G MULTIPLICATIVE ART A LA LENT
+METHOD LENT 888 1.0 0.0
+*
+EXECUTE QUADRATIC
+EXAMPLE 5H OPTIMIZATION OF LEAST SQUARES FUNCTIONAL USING CONJUGATE
+3 3 1 0 1 0.1 0.0 0.0
+1 1 1 0 0 0 1.0 0.1 0
+*
+EXECUTE SIRT
+EXAMPLE 5I GENERALIZED SIMULTANEOUS ITERATIVE RECONSTRUCTION TECHNOLOGY
+METHOD GSIRT
+*
+EVALUATE
+EXAMPLE 5 RECONSTRUCTION OF STAR PATTERN FROM PARALLEL PROJECTIONS
+WHOLEPIC
+111111111111
+*
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> EXAMPLE 5
+
+ <*> STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+
+ <*> RECONSTRUCTION BY ALL APPROPRIATE ALGORITHMS WITH DEFAULT
+
+ <*> OR EASY OPTIONS.
+
+ <*>
+
+ <#> CREATE
+
+ EXAMPLE 5 STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+
+
+ <#> SPECTRUM MONOCHROMATIC 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> PHANTOM AVERAGE 5
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 5 x 5 points
+
+
+ <#> 25 PIXELS OF SIZE 2.0
+ picture size 25 x 25, pixel size 2.0000
+
+
+ <#> RAYSUM AVERAGE 1
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> GEOMETRY
+
+
+ <#> PARALLEL UNIFORM STRIP
+ rays are parallel with uniform spacing between rays
+ data collected along strips
+
+
+
+ <#> RAYS USER 25 DETECTOR SPACING 2.0
+ number of rays per projection 25
+ at detector spacing 2.0000
+
+
+ <#> ANGLES 24 EQUAL SPACING
+ total number of projections 24
+
+ projection angles 0.0000 7.5000 15.0000 22.5000 30.0000 37.5000 45.0000 52.5000 60.0000 67.5000
+ 75.0000 82.5000 90.0000 97.5000 105.0000 112.5000 120.0000 127.5000 135.0000 142.5000
+ 150.0000 157.5000 165.0000 172.5000
+
+
+ <#> MEASUREMENT PERFECT
+ projection data are noiseless
+
+
+ <#> BACKGROUND 0.0
+ at levels
+ 10
+ background absorption 0.0000
+
+
+ <#> RUN
+ 0.000 seconds phantom creation
+ 0.000 seconds projection data creation
+ 0.000 seconds used for processing command crea
+
+
+ <*>
+
+ <#> PICTURE TEST
+
+ EXAMPLE 5 STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+
+
+ <#> spec mono 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phan aver 5
+
+ density in each pixel is obtained as the average of 5 x 5 points
+
+
+ <#> pixe 25 size 2.0000
+ picture size 25 x 25, pixel size 2.0000
+
+ test picture read
+ EXAMPLE 5 STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+ 0.003 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION REAL
+
+ EXAMPLE 5 STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+
+
+ <#> spec mono 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> rays aver 1
+
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geom
+
+
+ <#> para unif stri
+ rays are parallel with uniform spacing between rays
+ data collected along strips
+
+
+
+ <#> rays user 25 spacing 2.0000
+ number of rays per projection 25
+ snark computed number of rays 37
+ at detector spacing 2.0000
+
+
+ <#> angl 24
+ total number of projections 24
+
+
+ projection angles 0.0000 7.5000 15.0000 22.5000 30.0000 37.5000 45.0000 52.5000 60.0000 67.5000
+ 75.0000 82.5000 90.0000 97.5000 105.0000 112.5000 120.0000 127.5000 135.0000 142.5000
+ 150.0000 157.5000 165.0000 172.5000
+
+
+ <#> meas perf
+ projection data are noiseless
+
+
+ <#> back 0.0000
+ at levels
+ 10
+ background absorption 0.0000
+
+ estimate of totlen = 28263.966195
+ estimate of totden = 10749.116539
+ estimate of average density = 0.3803
+ projection data read
+ EXAMPLE 5 STAR PATTERN WITH 24 PARALLEL STRIP PROJECTIONS
+ 0.000 seconds used for processing command proj
+
+
+ <*>
+
+ <#> EXECUTE BACKPROJECTION
+
+ EXAMPLE 5A CONTINUOUS BACKPROJECTION WITH LINEAR INTERPOLATION
+
+ <#> CONTINUOUS 2 MULTIPLICATIVE
+ continuous back-projection
+ 2 order lagrange interpolation
+ multiplicative normalization
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.000 seconds for this iteration
+ 0.000 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE CONVOLUTION
+
+ EXAMPLE 5B CONVOLUTION WITH BANDLIMITING FILTER & LINEAR INTERPOLATION
+
+ <#> BANDLIMITING 1.0 2
+ convolution reconstruction algorithm
+ using filter band
+ cutoff (or alpha) = 1.0000
+ 2 point lagrange interpolation
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.000 seconds for this iteration
+ 0.004 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE RFL
+
+ EXAMPLE 5C RHO FILTERED LAYERGRAM WITH BANDLIMITING FILTER & LINEAR INTERPOLATIO
+
+ <#> BANDLIMITING 1.0 2
+ rho-filtered layergram reconstruction algorithm
+ using filter band
+ cutoff (or alpha) = 1.0000
+ 2 point lagrange interpolation
+ backprojection is performed on a 26 x 26 region
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.000 seconds for this iteration
+ 0.000 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE FOURIER
+
+ EXAMPLE 5D FOURIER WITH BANDLIMITING FILTER & LINEAR INTERPOLATION
+f o u r i e r r e c o n s t r u c t i o n
+
+strip projections
+
+ <#> BANDLIMITING 1.0 3
+filter= 0
+cutoff= 1.00
+interp= 3
+nsize1= 38
+nsize2= 26
+time for projection transforms : 0.000 seconds
+time for interpolations : 0.000 seconds
+time for backtransform : 0.000 seconds
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.000 seconds for this iteration
+ 0.000 seconds used for processing command exec
+
+
+ <*>
+
+ <#> STOP TERMINATION VARIANCE = 0.1
+ termination test vari
+ epsilon = 0.100000
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> EXECUTE ART
+
+ EXAMPLE 5F ART WITH NO TRICKS
+
+ <#> ART3
+ art3 method
+ relaxation parameter is 1.0
+ norm is 2
+ tolerance is 0.0
+
+ <#> CONSTRAINT ART2 STEPS 888
+ constraint art2 way
+ picture is not normalized
+ 888 rays are used for each iteration
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.000 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.000 seconds for the execution of the algorithm
+ iterative process stops at iteration 3
+ the change in variance is less than 0.006869 of the variance
+ reconstruction completed after iteration 3
+ 0.000 seconds for this iteration
+ 0.000 seconds for all iterations
+ 0.004 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE MART
+
+ EXAMPLE 5G MULTIPLICATIVE ART A LA LENT
+
+ <#> METHOD LENT 888 1.0 0.0
+ multiplicative art version lent
+ no of rays used in each iteration 888
+ underrelaxation factor 1.00000
+ all projection data with values less than 1.0000000000e-20 are ignored
+ reconstruction not normalized
+ entropy functional not calculated
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.004 seconds for the execution of the algorithm
+ iterative process stops at iteration 2
+ the change in variance is less than 0.009779 of the variance
+ reconstruction completed after iteration 2
+ 0.004 seconds for this iteration
+ 0.004 seconds for all iterations
+ 0.007 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE QUADRATIC
+
+ EXAMPLE 5H OPTIMIZATION OF LEAST SQUARES FUNCTIONAL USING CONJUGATE
+
+ <#> 3 3 1 0 1 0.1 0.0 0.0
+
+ <#> 1 1 1 0 0 0 1.0 0.1 0
+ the conjugate gradient algorithm
+
+ direct gradient computation
+ =================================
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.003 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.003 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.000 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.000 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.004 seconds for the execution of the algorithm
+ iterative process stops at iteration 5
+ the change in variance is less than 0.095803 of the variance
+ reconstruction completed after iteration 5
+ 0.004 seconds for this iteration
+ 0.007 seconds for all iterations
+ 0.007 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE SIRT
+
+ EXAMPLE 5I GENERALIZED SIMULTANEOUS ITERATIVE RECONSTRUCTION TECHNOLOGY
+ user rays selected
+
+ <#> METHOD GSIRT
+ gsirt method
+ sigma = inverse of relaxation = 1.0000
+
+ this run is unconstrained sirt
+ this run is unnormalized sirt
+ starting picture is as in execute command
+ algorithm executed in iteration 1
+ 0.003 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.003 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.000 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.000 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.000 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.000 seconds for the execution of the algorithm
+ iteration 5 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 6
+ 0.002 seconds for the execution of the algorithm
+ iteration 6 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 7
+ 0.000 seconds for the execution of the algorithm
+ iteration 7 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 8
+ 0.000 seconds for the execution of the algorithm
+ iteration 8 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 9
+ 0.000 seconds for the execution of the algorithm
+ iteration 9 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 10
+ 0.000 seconds for the execution of the algorithm
+ iteration 10 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 11
+ 0.002 seconds for the execution of the algorithm
+ iteration 11 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 12
+ 0.000 seconds for the execution of the algorithm
+ iterative process stops at iteration 12
+ the change in variance is less than 0.086811 of the variance
+ reconstruction completed after iteration 12
+ 0.000 seconds for this iteration
+ 0.008 seconds for all iterations
+ 0.008 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EVALUATE
+
+ EXAMPLE 5 RECONSTRUCTION OF STAR PATTERN FROM PARALLEL PROJECTIONS
+
+ <#> WHOLEPIC
+ Region cx cy u v ang t1 t2
+
+ wholepic -1e+20 1e+20
+
+ iterations 1 2 3 4 5 6 7 8 9 10
+ 11
+ last iteration
+
+ 0.003 seconds used for processing command eval
+
+
+ <*>
+
+ <#> END
--- /dev/null
+snark14 b5.in
--- /dev/null
+*EXAMPLE 6
+*STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+*RECONSTRUCTION BY ALL APPROPRIATE ALGORITHMS WITH DEFAULT
+*OR EASY OPTIONS.
+*
+CREATE
+EXAMPLE 6 STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+SPECTRUM MONOCHROMATIC 10
+OBJECTS
+SECT 0.0 -24.0 6.0 24.0 0.0 1.0
+SECT 21.0 -12.0 6.0 24.0 60.0 1.0
+SECT 21.0 12.0 6.0 24.0 120.0 1.0
+SECT 0.0 24.0 6.0 24.0 180.0 1.0
+SECT -21.0 12.0 6.0 24.0 240.0 1.0
+SECT -21.0 -12.0 6.0 24.0 300.0 1.0
+LAST 1.0
+PHANTOM AVERAGE 5
+25 PIXELS OF SIZE 2.0
+RAYSUM AVERAGE 1
+ 1
+GEOMETRY
+DIVERGENT ARC 40.0 40.0
+RAYS PROGRAM 25 2.0 DETECTOR SPACING 2.0
+ANGLES 24 EQUAL SPACING
+0.0 345.0
+MEASUREMENT PERFECT
+BACKGROUND 0.0
+RUN
+*
+PICTURE TEST
+*
+PROJECTION REAL
+*
+EXECUTE DCONV
+EXAMPLE 6A DIVERGENT BEAM CONVOLUTION WITH BANDLIMITING FILTER
+2 1 25 1.0 0
+BANDLIMITING
+*
+STOP TERMINATION VARIANCE = 0.1
+*
+EXECUTE ART
+EXAMPLE 6C ART WITH NO TRICKS
+ART3
+CONSTRAINT ART2
+*
+EXECUTE MART
+EXAMPLE 6D MULTIPLICATIVE ART A LA LENT
+METHOD LENT 0 1.0 0.0
+*
+EXECUTE QUADRATIC
+EXAMPLE 6E OPTIMIZATION OF LEAST SQUARES FUNCTIONAL USING CONJUGATE GRADIENT
+3 3 1 0 1 0.1 0.0 0.0
+1 1 1 0 0 0 1.0 0.1 0
+*
+EVALUATE
+EXAMPLE 6 RECONSTRUCTION OF STAR PATTERN FROM DIVERGENT PROJECTIONS
+WHOLEPIC
+11111111111111
+*
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> EXAMPLE 6
+
+ <*> STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+
+ <*> RECONSTRUCTION BY ALL APPROPRIATE ALGORITHMS WITH DEFAULT
+
+ <*> OR EASY OPTIONS.
+
+ <*>
+
+ <#> CREATE
+
+ EXAMPLE 6 STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+
+
+ <#> SPECTRUM MONOCHROMATIC 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> PHANTOM AVERAGE 5
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 5 x 5 points
+
+
+ <#> 25 PIXELS OF SIZE 2.0
+ picture size 25 x 25, pixel size 2.0000
+
+
+ <#> RAYSUM AVERAGE 1
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> GEOMETRY
+
+
+ <#> DIVERGENT ARC 40.0 40.0
+ rays are divergent from point sources
+ source to origin distance 40.0000
+ the detectors lie on an arc with source to detector distance = 40.0000
+
+
+ <#> RAYS PROGRAM 25 2.0 DETECTOR SPACING 2.0
+ number of rays per projection 45
+ at detector spacing 2.0000
+
+
+ <#> ANGLES 24 EQUAL SPACING
+ total number of projections 24
+
+ projection angles 0.0000 15.0000 30.0000 45.0000 60.0000 75.0000 90.0000 105.0000 120.0000 135.0000
+ 150.0000 165.0000 180.0000 195.0000 210.0000 225.0000 240.0000 255.0000 270.0000 285.0000
+ 300.0000 315.0000 330.0000 345.0000
+
+
+ <#> MEASUREMENT PERFECT
+ projection data are noiseless
+
+
+ <#> BACKGROUND 0.0
+ at levels
+ 10
+ background absorption 0.0000
+
+
+ <#> RUN
+ 0.000 seconds phantom creation
+ 0.000 seconds projection data creation
+ 0.000 seconds used for processing command crea
+
+
+ <*>
+
+ <#> PICTURE TEST
+
+ EXAMPLE 6 STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+
+
+ <#> spec mono 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phan aver 5
+
+ density in each pixel is obtained as the average of 5 x 5 points
+
+
+ <#> pixe 25 size 2.0000
+ picture size 25 x 25, pixel size 2.0000
+
+ test picture read
+ EXAMPLE 6 STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+ 0.002 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION REAL
+
+ EXAMPLE 6 STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+
+
+ <#> spec mono 10
+ energy spectrum is monochromatic at energy level 10
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 10
+
+ 1 sect 0.0000 -24.0000 6.0000 24.0000 0.0000 1.0000 1.0000
+
+ 2 sect 21.0000 -12.0000 6.0000 24.0000 60.0000 1.0000 1.0000
+
+ 3 sect 21.0000 12.0000 6.0000 24.0000 120.0000 1.0000 1.0000
+
+ 4 sect 0.0000 24.0000 6.0000 24.0000 180.0000 1.0000 1.0000
+
+ 5 sect -21.0000 12.0000 6.0000 24.0000 240.0000 1.0000 1.0000
+
+ 6 sect -21.0000 -12.0000 6.0000 24.0000 300.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> rays aver 1
+
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geom
+
+
+ <#> dive arc source at 40.0000 det dist 40.0000
+ rays are divergent from point sources
+ source to origin distance 40.0000
+ the detectors lie on an arc with source to detector distance = 40.0000
+
+
+ <#> rays user 45 spacing 2.0000
+ number of rays per projection 45
+ snark computed number of rays 45
+ at detector spacing 2.0000
+
+
+ <#> angl 24
+ total number of projections 24
+
+
+ projection angles 0.0000 15.0000 30.0000 45.0000 60.0000 75.0000 90.0000 105.0000 120.0000 135.0000
+ 150.0000 165.0000 180.0000 195.0000 210.0000 225.0000 240.0000 255.0000 270.0000 285.0000
+ 300.0000 315.0000 330.0000 345.0000
+
+
+ <#> meas perf
+ projection data are noiseless
+
+
+ <#> back 0.0000
+ at levels
+ 10
+ background absorption 0.0000
+
+ estimate of totlen = 32578.803295
+ estimate of totden = 11270.139500
+ estimate of average density = 0.3459
+ projection data read
+ EXAMPLE 6 STAR PATTERN WITH 24 DIVERGENT PROJECTIONS
+ 0.000 seconds used for processing command proj
+
+
+ <*>
+
+ <#> EXECUTE DCONV
+
+ EXAMPLE 6A DIVERGENT BEAM CONVOLUTION WITH BANDLIMITING FILTER
+
+ <#> 2 1 25 1.0 0
+ 2 point lagrange interpolation
+ one out of every 1 projection(s) used for reconstruction
+ 25 points used on each side of convolution
+ pre-smoothing weight on center ray = 1.0000
+ pre-smoothing weight on side rays = 0.0000
+ accurate back-projection
+
+ <#> BANDLIMITING
+ band-limiting filter
+ total time for obtaining smoothed projection data was 0.000
+ total time for convoluting projection data was 0.000
+ total time for back-projecting was 0.000
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.000 seconds for this iteration
+ 0.002 seconds used for processing command exec
+
+
+ <*>
+
+ <#> STOP TERMINATION VARIANCE = 0.1
+ termination test vari
+ epsilon = 0.100000
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> EXECUTE ART
+
+ EXAMPLE 6C ART WITH NO TRICKS
+
+ <#> ART3
+ art3 method
+ relaxation parameter is 1.0
+ norm is 2
+ tolerance is 0.0
+
+ <#> CONSTRAINT ART2
+ constraint art2 way
+ relaxation constraints with cr = 1.0
+ picture is not normalized
+ 1080 rays are used for each iteration
+ algorithm executed in iteration 1
+ 0.000 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.000 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.000 seconds for the execution of the algorithm
+ iterative process stops at iteration 2
+ the change in variance is less than 0.041353 of the variance
+ reconstruction completed after iteration 2
+ 0.000 seconds for this iteration
+ 0.000 seconds for all iterations
+ 0.002 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE MART
+
+ EXAMPLE 6D MULTIPLICATIVE ART A LA LENT
+
+ <#> METHOD LENT 0 1.0 0.0
+ multiplicative art version lent
+ no of rays used in each iteration 1080
+ underrelaxation factor 1.00000
+ all projection data with values less than 1.0000000000e-20 are ignored
+ reconstruction not normalized
+ entropy functional not calculated
+ algorithm executed in iteration 1
+ 0.001 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.001 seconds for the execution of the algorithm
+ iterative process stops at iteration 2
+ the change in variance is less than 0.026757 of the variance
+ reconstruction completed after iteration 2
+ 0.001 seconds for this iteration
+ 0.001 seconds for all iterations
+ 0.002 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EXECUTE QUADRATIC
+
+ EXAMPLE 6E OPTIMIZATION OF LEAST SQUARES FUNCTIONAL USING CONJUGATE GRADIENT
+
+ <#> 3 3 1 0 1 0.1 0.0 0.0
+
+ <#> 1 1 1 0 0 0 1.0 0.1 0
+ the conjugate gradient algorithm
+
+ direct gradient computation
+ =================================
+ algorithm executed in iteration 1
+ 0.001 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.002 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.002 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.001 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.001 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.001 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.002 seconds for the execution of the algorithm
+ iterative process stops at iteration 5
+ the change in variance is less than 0.046725 of the variance
+ reconstruction completed after iteration 5
+ 0.002 seconds for this iteration
+ 0.005 seconds for all iterations
+ 0.006 seconds used for processing command exec
+
+
+ <*>
+
+ <#> EVALUATE
+
+ EXAMPLE 6 RECONSTRUCTION OF STAR PATTERN FROM DIVERGENT PROJECTIONS
+
+ <#> WHOLEPIC
+ Region cx cy u v ang t1 t2
+
+ wholepic -1e+20 1e+20
+
+ iterations 1 2 3 4 5 6 7 8 9 10
+ 11 12 13
+ last iteration
+
+ 0.002 seconds used for processing command eval
+
+
+ <*>
+
+ <#> END
--- /dev/null
+snark14 b6.in
--- /dev/null
+********EXAMPLE 7
+* MAP EM ALGORITHM FOR EMISSION TOMOGRAPHY. RECONSTRUCTION OF BRAIN
+* PHANTOM. SIMULATING PET GEOMETRY WITH A RING OF 300 DETECTORS WITH
+* EACH DETECTOR IN COINCIDENCE WITH 101 DETECTORS OPPOSITE IT.
+* COEFFICIENT OF PENALTLY TERM IS SET TO 10.0
+*
+CREATE
+EXAMPLE 7 Brain Phantom
+SPECTRUM MONOCHROMATIC 511
+OBJECTS
+ 1 elip -7.0 46.0 3.0 6.0 17.0 0.95 1.0
+ 2 elip 7.0 46.0 3.0 6.0 -17.0 1.0 0.95
+ 3 rect -12.0 64.0 7.5 4.5 5.0 1.0 1.0
+ 4 rect 12.0 64.0 7.5 4.5 -5.0 0.95 0.95
+ 5 rect -38.0 51.0 3.5 13.0 -39.0 0.95 1.0
+ 6 rect 38.0 51.0 3.5 13.0 39.0 1.0 0.95
+ 7 rect -46.0 24.0 6.5 6.0 -18.0 0.95 1.0
+ 8 rect 46.0 24.0 6.5 6.0 18.0 1.0 0.95
+ 9 rect -49.0 6.0 2.5 10.0 63.0 1.0 1.0
+ 10 rect 49.0 6.0 2.5 10.0 -63.0 0.95 0.95
+ 11 rect -52.0 -14.0 9.0 7.0 -14.0 0.95 1.0
+ 12 rect 52.0 -14.0 9.0 7.0 14.0 1.0 0.95
+ 13 rect -10.0 -56.0 5.5 10.0 -1.0 0.95 1.0
+ 14 rect 10.0 -56.0 5.5 10.0 1.0 1.0 0.95
+ 15 elip -40.0 -47.0 9.0 22.5 48.0 1.0 1.0
+ 16 elip 40.0 -47.0 9.0 22.5 -48.0 0.95 0.95
+ 17 elip -8.0 -22.0 3.5 15.5 -9.0 1.0 1.0
+ 18 elip 8.0 -22.0 3.5 15.5 9.0 0.95 0.95
+ 19 elip -27.0 -6.0 5.5 23.5 -5.0 0.95 1.0
+ 20 elip 27.0 -6.0 5.5 23.5 5.0 1.0 0.95
+ 21 elip -25.0 38.0 6.5 10.5 -14.0 1.0 1.0
+ 22 elip 25.0 38.0 6.5 10.5 14.0 0.95 0.95
+ 23 rect -8.0 32.0 1.5 6.5 38.0 1.0 1.0
+ 24 rect 8.0 32.0 1.5 6.5 -38.0 0.95 0.95
+ 25 rect -8.0 3.0 1.0 9.0 -33.0 0.95 1.0
+ 26 rect 8.0 3.0 1.0 9.0 33.0 1.0 0.95
+ 27 elip 0.0 0.0 66.5 74.0 0.0 1.0 1.0
+LAST .51 1 0.05
+PHANTOM AVERAGE 7
+95 PIXELS OF SIZE 1.6
+RAYSUM AVERAGE 1
+1
+GEOMETRY
+divergent arc 153 306
+RAYS USER 101 DETECTOR SPACING 3.2
+ANGLES 300 EQUAL SPACING
+0.0 358.8
+MEASUREMENT NOISY
+QUANTUM 1.0 1.0 CALIBRATION 4
+SEED 0
+BACKGROUND 0.0
+RUN
+*
+PICTURE TEST
+*
+PROJECTION REAL
+*
+STOP ITERATION 20
+*
+EXECUTE AVERAGE EMAP
+Example 7 Illustrating the MAP EM algorithm for PET
+gamma is 10.0 EVAL
+*
+END
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> *******EXAMPLE 7
+
+ <*> MAP EM ALGORITHM FOR EMISSION TOMOGRAPHY. RECONSTRUCTION OF BRAIN
+
+ <*> PHANTOM. SIMULATING PET GEOMETRY WITH A RING OF 300 DETECTORS WITH
+
+ <*> EACH DETECTOR IN COINCIDENCE WITH 101 DETECTORS OPPOSITE IT.
+
+ <*> COEFFICIENT OF PENALTLY TERM IS SET TO 10.0
+
+ <*>
+
+ <#> CREATE
+
+ EXAMPLE 7 Brain Phantom
+
+
+ <#> SPECTRUM MONOCHROMATIC 511
+ energy spectrum is monochromatic at energy level 511
+
+
+ <#> OBJECTS
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 511
+
+ 1 elip -7.0000 46.0000 3.0000 6.0000 17.0000 0.9500 0.9500
+
+ 2 elip 7.0000 46.0000 3.0000 6.0000 -17.0000 1.0000 1.0000
+
+ 3 rect -12.0000 64.0000 7.5000 4.5000 5.0000 1.0000 1.0000
+
+ 4 rect 12.0000 64.0000 7.5000 4.5000 -5.0000 0.9500 0.9500
+
+ 5 rect -38.0000 51.0000 3.5000 13.0000 -39.0000 0.9500 0.9500
+
+ 6 rect 38.0000 51.0000 3.5000 13.0000 39.0000 1.0000 1.0000
+
+ 7 rect -46.0000 24.0000 6.5000 6.0000 -18.0000 0.9500 0.9500
+
+ 8 rect 46.0000 24.0000 6.5000 6.0000 18.0000 1.0000 1.0000
+
+ 9 rect -49.0000 6.0000 2.5000 10.0000 63.0000 1.0000 1.0000
+
+ 10 rect 49.0000 6.0000 2.5000 10.0000 -63.0000 0.9500 0.9500
+
+ 11 rect -52.0000 -14.0000 9.0000 7.0000 -14.0000 0.9500 0.9500
+
+ 12 rect 52.0000 -14.0000 9.0000 7.0000 14.0000 1.0000 1.0000
+
+ 13 rect -10.0000 -56.0000 5.5000 10.0000 -1.0000 0.9500 0.9500
+
+ 14 rect 10.0000 -56.0000 5.5000 10.0000 1.0000 1.0000 1.0000
+
+ 15 elip -40.0000 -47.0000 9.0000 22.5000 48.0000 1.0000 1.0000
+
+ 16 elip 40.0000 -47.0000 9.0000 22.5000 -48.0000 0.9500 0.9500
+
+ 17 elip -8.0000 -22.0000 3.5000 15.5000 -9.0000 1.0000 1.0000
+
+ 18 elip 8.0000 -22.0000 3.5000 15.5000 9.0000 0.9500 0.9500
+
+ 19 elip -27.0000 -6.0000 5.5000 23.5000 -5.0000 0.9500 0.9500
+
+ 20 elip 27.0000 -6.0000 5.5000 23.5000 5.0000 1.0000 1.0000
+
+ 21 elip -25.0000 38.0000 6.5000 10.5000 -14.0000 1.0000 1.0000
+
+ 22 elip 25.0000 38.0000 6.5000 10.5000 14.0000 0.9500 0.9500
+
+ 23 rect -8.0000 32.0000 1.5000 6.5000 38.0000 1.0000 1.0000
+
+ 24 rect 8.0000 32.0000 1.5000 6.5000 -38.0000 0.9500 0.9500
+
+ 25 rect -8.0000 3.0000 1.0000 9.0000 -33.0000 0.9500 0.9500
+
+ 26 rect 8.0000 3.0000 1.0000 9.0000 33.0000 1.0000 1.0000
+
+ 27 elip 0.0000 0.0000 66.5000 74.0000 0.0000 1.0000 1.0000
+
+ scale factor multiplying object densities 0.5100
+
+ seed set to 1
+ inhomogeneity set to 0.0500
+
+ <#> PHANTOM AVERAGE 7
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 7 x 7 points
+
+
+ <#> 95 PIXELS OF SIZE 1.6
+ picture size 95 x 95, pixel size 1.6000
+
+
+ <#> RAYSUM AVERAGE 1
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> GEOMETRY
+
+
+ <#> divergent arc 153 306
+ rays are divergent from point sources
+ source to origin distance 153.0000
+ the detectors lie on an arc with source to detector distance = 306.0000
+
+
+ <#> RAYS USER 101 DETECTOR SPACING 3.2
+ number of rays per projection 101
+ at detector spacing 3.2000
+
+
+ <#> ANGLES 300 EQUAL SPACING
+ total number of projections 300
+
+ projection angles 0.0000 1.2000 2.4000 3.6000 4.8000 6.0000 7.2000 8.4000 9.6000 10.8000
+ 12.0000 13.2000 14.4000 15.6000 16.8000 18.0000 19.2000 20.4000 21.6000 22.8000
+ 24.0000 25.2000 26.4000 27.6000 28.8000 30.0000 31.2000 32.4000 33.6000 34.8000
+ 36.0000 37.2000 38.4000 39.6000 40.8000 42.0000 43.2000 44.4000 45.6000 46.8000
+ 48.0000 49.2000 50.4000 51.6000 52.8000 54.0000 55.2000 56.4000 57.6000 58.8000
+ 60.0000 61.2000 62.4000 63.6000 64.8000 66.0000 67.2000 68.4000 69.6000 70.8000
+ 72.0000 73.2000 74.4000 75.6000 76.8000 78.0000 79.2000 80.4000 81.6000 82.8000
+ 84.0000 85.2000 86.4000 87.6000 88.8000 90.0000 91.2000 92.4000 93.6000 94.8000
+ 96.0000 97.2000 98.4000 99.6000 100.8000 102.0000 103.2000 104.4000 105.6000 106.8000
+ 108.0000 109.2000 110.4000 111.6000 112.8000 114.0000 115.2000 116.4000 117.6000 118.8000
+ 120.0000 121.2000 122.4000 123.6000 124.8000 126.0000 127.2000 128.4000 129.6000 130.8000
+ 132.0000 133.2000 134.4000 135.6000 136.8000 138.0000 139.2000 140.4000 141.6000 142.8000
+ 144.0000 145.2000 146.4000 147.6000 148.8000 150.0000 151.2000 152.4000 153.6000 154.8000
+ 156.0000 157.2000 158.4000 159.6000 160.8000 162.0000 163.2000 164.4000 165.6000 166.8000
+ 168.0000 169.2000 170.4000 171.6000 172.8000 174.0000 175.2000 176.4000 177.6000 178.8000
+ 180.0000 181.2000 182.4000 183.6000 184.8000 186.0000 187.2000 188.4000 189.6000 190.8000
+ 192.0000 193.2000 194.4000 195.6000 196.8000 198.0000 199.2000 200.4000 201.6000 202.8000
+ 204.0000 205.2000 206.4000 207.6000 208.8000 210.0000 211.2000 212.4000 213.6000 214.8000
+ 216.0000 217.2000 218.4000 219.6000 220.8000 222.0000 223.2000 224.4000 225.6000 226.8000
+ 228.0000 229.2000 230.4000 231.6000 232.8000 234.0000 235.2000 236.4000 237.6000 238.8000
+ 240.0000 241.2000 242.4000 243.6000 244.8000 246.0000 247.2000 248.4000 249.6000 250.8000
+ 252.0000 253.2000 254.4000 255.6000 256.8000 258.0000 259.2000 260.4000 261.6000 262.8000
+ 264.0000 265.2000 266.4000 267.6000 268.8000 270.0000 271.2000 272.4000 273.6000 274.8000
+ 276.0000 277.2000 278.4000 279.6000 280.8000 282.0000 283.2000 284.4000 285.6000 286.8000
+ 288.0000 289.2000 290.4000 291.6000 292.8000 294.0000 295.2000 296.4000 297.6000 298.8000
+ 300.0000 301.2000 302.4000 303.6000 304.8000 306.0000 307.2000 308.4000 309.6000 310.8000
+ 312.0000 313.2000 314.4000 315.6000 316.8000 318.0000 319.2000 320.4000 321.6000 322.8000
+ 324.0000 325.2000 326.4000 327.6000 328.8000 330.0000 331.2000 332.4000 333.6000 334.8000
+ 336.0000 337.2000 338.4000 339.6000 340.8000 342.0000 343.2000 344.4000 345.6000 346.8000
+ 348.0000 349.2000 350.4000 351.6000 352.8000 354.0000 355.2000 356.4000 357.6000 358.8000
+
+
+ <#> MEASUREMENT NOISY
+ noise characteristics of projection data follow
+ nature characteristics
+
+ <#> QUANTUM 1.0 1.0 CALIBRATION 4
+ Emission tomography
+
+ <#> SEED 0
+ seed for random number generator is 0
+
+
+ <#> BACKGROUND 0.0
+ at levels
+ 511
+ background absorption 0.0000
+
+
+ <#> RUN
+ 0.025 seconds phantom creation
+ 0.100 seconds projection data creation
+ 0.125 seconds used for processing command crea
+
+
+ <*>
+
+ <#> PICTURE TEST
+
+ EXAMPLE 7 Brain Phantom
+
+
+ <#> spec mono 511
+ energy spectrum is monochromatic at energy level 511
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 511
+
+ 1 elip -7.0000 46.0000 3.0000 6.0000 17.0000 0.4845 0.4845
+
+ 2 elip 7.0000 46.0000 3.0000 6.0000 -17.0000 0.5100 0.5100
+
+ 3 rect -12.0000 64.0000 7.5000 4.5000 5.0000 0.5100 0.5100
+
+ 4 rect 12.0000 64.0000 7.5000 4.5000 -5.0000 0.4845 0.4845
+
+ 5 rect -38.0000 51.0000 3.5000 13.0000 -39.0000 0.4845 0.4845
+
+ 6 rect 38.0000 51.0000 3.5000 13.0000 39.0000 0.5100 0.5100
+
+ 7 rect -46.0000 24.0000 6.5000 6.0000 -18.0000 0.4845 0.4845
+
+ 8 rect 46.0000 24.0000 6.5000 6.0000 18.0000 0.5100 0.5100
+
+ 9 rect -49.0000 6.0000 2.5000 10.0000 63.0000 0.5100 0.5100
+
+ 10 rect 49.0000 6.0000 2.5000 10.0000 -63.0000 0.4845 0.4845
+
+ 11 rect -52.0000 -14.0000 9.0000 7.0000 -14.0000 0.4845 0.4845
+
+ 12 rect 52.0000 -14.0000 9.0000 7.0000 14.0000 0.5100 0.5100
+
+ 13 rect -10.0000 -56.0000 5.5000 10.0000 -1.0000 0.4845 0.4845
+
+ 14 rect 10.0000 -56.0000 5.5000 10.0000 1.0000 0.5100 0.5100
+
+ 15 elip -40.0000 -47.0000 9.0000 22.5000 48.0000 0.5100 0.5100
+
+ 16 elip 40.0000 -47.0000 9.0000 22.5000 -48.0000 0.4845 0.4845
+
+ 17 elip -8.0000 -22.0000 3.5000 15.5000 -9.0000 0.5100 0.5100
+
+ 18 elip 8.0000 -22.0000 3.5000 15.5000 9.0000 0.4845 0.4845
+
+ 19 elip -27.0000 -6.0000 5.5000 23.5000 -5.0000 0.4845 0.4845
+
+ 20 elip 27.0000 -6.0000 5.5000 23.5000 5.0000 0.5100 0.5100
+
+ 21 elip -25.0000 38.0000 6.5000 10.5000 -14.0000 0.5100 0.5100
+
+ 22 elip 25.0000 38.0000 6.5000 10.5000 14.0000 0.4845 0.4845
+
+ 23 rect -8.0000 32.0000 1.5000 6.5000 38.0000 0.5100 0.5100
+
+ 24 rect 8.0000 32.0000 1.5000 6.5000 -38.0000 0.4845 0.4845
+
+ 25 rect -8.0000 3.0000 1.0000 9.0000 -33.0000 0.4845 0.4845
+
+ 26 rect 8.0000 3.0000 1.0000 9.0000 33.0000 0.5100 0.5100
+
+ 27 elip 0.0000 0.0000 66.5000 74.0000 0.0000 0.5100 0.5100
+
+ scale factor multiplying object densities 0.5100
+
+ seed set to 1
+ inhomogeneity set to 0.0500
+
+ <#> phan aver 7
+
+ density in each pixel is obtained as the average of 7 x 7 points
+
+
+ <#> pixe 95 size 1.6000
+ picture size 95 x 95, pixel size 1.6000
+
+ test picture read
+ EXAMPLE 7 Brain Phantom
+ 0.000 seconds used for processing command pict
+
+
+ <*>
+
+ <#> PROJECTION REAL
+
+ EXAMPLE 7 Brain Phantom
+
+
+ <#> spec mono 511
+ energy spectrum is monochromatic at energy level 511
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 511
+
+ 1 elip -7.0000 46.0000 3.0000 6.0000 17.0000 0.4845 0.4845
+
+ 2 elip 7.0000 46.0000 3.0000 6.0000 -17.0000 0.5100 0.5100
+
+ 3 rect -12.0000 64.0000 7.5000 4.5000 5.0000 0.5100 0.5100
+
+ 4 rect 12.0000 64.0000 7.5000 4.5000 -5.0000 0.4845 0.4845
+
+ 5 rect -38.0000 51.0000 3.5000 13.0000 -39.0000 0.4845 0.4845
+
+ 6 rect 38.0000 51.0000 3.5000 13.0000 39.0000 0.5100 0.5100
+
+ 7 rect -46.0000 24.0000 6.5000 6.0000 -18.0000 0.4845 0.4845
+
+ 8 rect 46.0000 24.0000 6.5000 6.0000 18.0000 0.5100 0.5100
+
+ 9 rect -49.0000 6.0000 2.5000 10.0000 63.0000 0.5100 0.5100
+
+ 10 rect 49.0000 6.0000 2.5000 10.0000 -63.0000 0.4845 0.4845
+
+ 11 rect -52.0000 -14.0000 9.0000 7.0000 -14.0000 0.4845 0.4845
+
+ 12 rect 52.0000 -14.0000 9.0000 7.0000 14.0000 0.5100 0.5100
+
+ 13 rect -10.0000 -56.0000 5.5000 10.0000 -1.0000 0.4845 0.4845
+
+ 14 rect 10.0000 -56.0000 5.5000 10.0000 1.0000 0.5100 0.5100
+
+ 15 elip -40.0000 -47.0000 9.0000 22.5000 48.0000 0.5100 0.5100
+
+ 16 elip 40.0000 -47.0000 9.0000 22.5000 -48.0000 0.4845 0.4845
+
+ 17 elip -8.0000 -22.0000 3.5000 15.5000 -9.0000 0.5100 0.5100
+
+ 18 elip 8.0000 -22.0000 3.5000 15.5000 9.0000 0.4845 0.4845
+
+ 19 elip -27.0000 -6.0000 5.5000 23.5000 -5.0000 0.4845 0.4845
+
+ 20 elip 27.0000 -6.0000 5.5000 23.5000 5.0000 0.5100 0.5100
+
+ 21 elip -25.0000 38.0000 6.5000 10.5000 -14.0000 0.5100 0.5100
+
+ 22 elip 25.0000 38.0000 6.5000 10.5000 14.0000 0.4845 0.4845
+
+ 23 rect -8.0000 32.0000 1.5000 6.5000 38.0000 0.5100 0.5100
+
+ 24 rect 8.0000 32.0000 1.5000 6.5000 -38.0000 0.4845 0.4845
+
+ 25 rect -8.0000 3.0000 1.0000 9.0000 -33.0000 0.4845 0.4845
+
+ 26 rect 8.0000 3.0000 1.0000 9.0000 33.0000 0.5100 0.5100
+
+ 27 elip 0.0000 0.0000 66.5000 74.0000 0.0000 0.5100 0.5100
+
+ scale factor multiplying object densities 0.5100
+
+ seed set to 1
+ inhomogeneity set to 0.0500
+
+ <#> rays aver 1
+
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geom
+
+
+ <#> dive arc source at 153.0000 det dist 306.0000
+ rays are divergent from point sources
+ source to origin distance 153.0000
+ the detectors lie on an arc with source to detector distance = 306.0000
+
+
+ <#> rays user 101 spacing 3.2000
+ number of rays per projection 101
+ snark computed number of rays 151
+ at detector spacing 3.2000
+
+
+ <#> angl 300
+ total number of projections 300
+
+
+ projection angles 0.0000 1.2000 2.4000 3.6000 4.8000 6.0000 7.2000 8.4000 9.6000 10.8000
+ 12.0000 13.2000 14.4000 15.6000 16.8000 18.0000 19.2000 20.4000 21.6000 22.8000
+ 24.0000 25.2000 26.4000 27.6000 28.8000 30.0000 31.2000 32.4000 33.6000 34.8000
+ 36.0000 37.2000 38.4000 39.6000 40.8000 42.0000 43.2000 44.4000 45.6000 46.8000
+ 48.0000 49.2000 50.4000 51.6000 52.8000 54.0000 55.2000 56.4000 57.6000 58.8000
+ 60.0000 61.2000 62.4000 63.6000 64.8000 66.0000 67.2000 68.4000 69.6000 70.8000
+ 72.0000 73.2000 74.4000 75.6000 76.8000 78.0000 79.2000 80.4000 81.6000 82.8000
+ 84.0000 85.2000 86.4000 87.6000 88.8000 90.0000 91.2000 92.4000 93.6000 94.8000
+ 96.0000 97.2000 98.4000 99.6000 100.8000 102.0000 103.2000 104.4000 105.6000 106.8000
+ 108.0000 109.2000 110.4000 111.6000 112.8000 114.0000 115.2000 116.4000 117.6000 118.8000
+ 120.0000 121.2000 122.4000 123.6000 124.8000 126.0000 127.2000 128.4000 129.6000 130.8000
+ 132.0000 133.2000 134.4000 135.6000 136.8000 138.0000 139.2000 140.4000 141.6000 142.8000
+ 144.0000 145.2000 146.4000 147.6000 148.8000 150.0000 151.2000 152.4000 153.6000 154.8000
+ 156.0000 157.2000 158.4000 159.6000 160.8000 162.0000 163.2000 164.4000 165.6000 166.8000
+ 168.0000 169.2000 170.4000 171.6000 172.8000 174.0000 175.2000 176.4000 177.6000 178.8000
+ 180.0000 181.2000 182.4000 183.6000 184.8000 186.0000 187.2000 188.4000 189.6000 190.8000
+ 192.0000 193.2000 194.4000 195.6000 196.8000 198.0000 199.2000 200.4000 201.6000 202.8000
+ 204.0000 205.2000 206.4000 207.6000 208.8000 210.0000 211.2000 212.4000 213.6000 214.8000
+ 216.0000 217.2000 218.4000 219.6000 220.8000 222.0000 223.2000 224.4000 225.6000 226.8000
+ 228.0000 229.2000 230.4000 231.6000 232.8000 234.0000 235.2000 236.4000 237.6000 238.8000
+ 240.0000 241.2000 242.4000 243.6000 244.8000 246.0000 247.2000 248.4000 249.6000 250.8000
+ 252.0000 253.2000 254.4000 255.6000 256.8000 258.0000 259.2000 260.4000 261.6000 262.8000
+ 264.0000 265.2000 266.4000 267.6000 268.8000 270.0000 271.2000 272.4000 273.6000 274.8000
+ 276.0000 277.2000 278.4000 279.6000 280.8000 282.0000 283.2000 284.4000 285.6000 286.8000
+ 288.0000 289.2000 290.4000 291.6000 292.8000 294.0000 295.2000 296.4000 297.6000 298.8000
+ 300.0000 301.2000 302.4000 303.6000 304.8000 306.0000 307.2000 308.4000 309.6000 310.8000
+ 312.0000 313.2000 314.4000 315.6000 316.8000 318.0000 319.2000 320.4000 321.6000 322.8000
+ 324.0000 325.2000 326.4000 327.6000 328.8000 330.0000 331.2000 332.4000 333.6000 334.8000
+ 336.0000 337.2000 338.4000 339.6000 340.8000 342.0000 343.2000 344.4000 345.6000 346.8000
+ 348.0000 349.2000 350.4000 351.6000 352.8000 354.0000 355.2000 356.4000 357.6000 358.8000
+
+
+ <#> meas nois
+ noise characteristics of projection data follow
+ nature characteristics
+
+ <#> quan 1.0000 1.0000 cali 4
+ Emission tomography
+
+ <#> seed 0
+ seed for random number generator is 0
+
+
+ <#> back 0.0000
+ at levels
+ 511
+ background absorption 0.0000
+
+ estimate of totlen = 4263169.769963
+ estimate of totden = 2020362.000000
+ estimate of average density = 0.4739
+ projection data read
+ EXAMPLE 7 Brain Phantom
+ 0.012 seconds used for processing command proj
+
+
+ <*>
+
+ <#> STOP ITERATION 20
+ 20 iterations
+ 0.000 seconds used for processing command stop
+
+
+ <*>
+
+ <#> EXECUTE AVERAGE EMAP
+
+ Example 7 Illustrating the MAP EM algorithm for PET
+
+ <#> gamma is 10.0 EVAL
+
+ -----------------------------------------------------------
+
+ maximum a-posteriori probability expectation maximization
+
+ gamma: 10.000
+ evaluation flag is set
+
+ -----------------------------------------------------------
+
+ algorithm executed in iteration 1
+ 0.167 seconds for the execution of the algorithm
+ iteration 1 completed
+ 0.167 seconds for this iteration
+ algorithm executed in iteration 2
+ 0.096 seconds for the execution of the algorithm
+ iteration 2 completed
+ 0.096 seconds for this iteration
+ algorithm executed in iteration 3
+ 0.106 seconds for the execution of the algorithm
+ iteration 3 completed
+ 0.106 seconds for this iteration
+ algorithm executed in iteration 4
+ 0.097 seconds for the execution of the algorithm
+ iteration 4 completed
+ 0.097 seconds for this iteration
+ algorithm executed in iteration 5
+ 0.096 seconds for the execution of the algorithm
+ iteration 5 completed
+ 0.096 seconds for this iteration
+ algorithm executed in iteration 6
+ 0.097 seconds for the execution of the algorithm
+ iteration 6 completed
+ 0.097 seconds for this iteration
+ algorithm executed in iteration 7
+ 0.096 seconds for the execution of the algorithm
+ iteration 7 completed
+ 0.097 seconds for this iteration
+ algorithm executed in iteration 8
+ 0.097 seconds for the execution of the algorithm
+ iteration 8 completed
+ 0.097 seconds for this iteration
+ algorithm executed in iteration 9
+ 0.112 seconds for the execution of the algorithm
+ iteration 9 completed
+ 0.112 seconds for this iteration
+ algorithm executed in iteration 10
+ 0.116 seconds for the execution of the algorithm
+ iteration 10 completed
+ 0.116 seconds for this iteration
+ algorithm executed in iteration 11
+ 0.100 seconds for the execution of the algorithm
+ iteration 11 completed
+ 0.100 seconds for this iteration
+ algorithm executed in iteration 12
+ 0.106 seconds for the execution of the algorithm
+ iteration 12 completed
+ 0.106 seconds for this iteration
+ algorithm executed in iteration 13
+ 0.117 seconds for the execution of the algorithm
+ iteration 13 completed
+ 0.117 seconds for this iteration
+ algorithm executed in iteration 14
+ 0.115 seconds for the execution of the algorithm
+ iteration 14 completed
+ 0.115 seconds for this iteration
+ algorithm executed in iteration 15
+ 0.115 seconds for the execution of the algorithm
+ iteration 15 completed
+ 0.115 seconds for this iteration
+ algorithm executed in iteration 16
+ 0.109 seconds for the execution of the algorithm
+ iteration 16 completed
+ 0.109 seconds for this iteration
+ algorithm executed in iteration 17
+ 0.102 seconds for the execution of the algorithm
+ iteration 17 completed
+ 0.102 seconds for this iteration
+ algorithm executed in iteration 18
+ 0.089 seconds for the execution of the algorithm
+ iteration 18 completed
+ 0.089 seconds for this iteration
+ algorithm executed in iteration 19
+ 0.101 seconds for the execution of the algorithm
+ iteration 19 completed
+ 0.101 seconds for this iteration
+ algorithm executed in iteration 20
+ 0.099 seconds for the execution of the algorithm
+ reconstruction completed after iteration 20
+ 0.099 seconds for this iteration
+ 2.135 seconds for all iterations
+ 2.183 seconds used for processing command exec
+
+
+ <*>
+
+ <#> END
--- /dev/null
+snark14 b7.in
--- /dev/null
+********* EXAMPLE 8
+* RECONSTRUCTION OF HEAD PHANTOM USING LINOGRAM AND FILTERED
+* BACKPROJECTION METHODS. SINC FILTER FOR LINOGRAM AND COSINE
+* FILTER FOR FBP.
+*
+create
+EXAMPLE 8 LINOGRAM RECONSTRUCTION
+spectrum monochromatic 75
+objects cx cy u v ang den
+elip 0.000 0.000 8.625 6.4687 90.00 0.416
+elip 0.000 0.000 7.875 5.7187 90.00 -0.206
+elip 0.000 1.500 0.375 0.3000 90.00 -0.003
+elip 0.675 -0.750 0.225 0.1500 140.00 0.010
+elip 0.750 1.500 0.375 0.2250 50.00 0.003
+segm 1.375 -7.500 1.100 0.6250 19.20 -0.204
+segm 1.375 -7.500 1.100 4.3200 19.21 0.204
+segm 0.000 -2.250 1.125 0.3750 0.00 -0.003
+segm 0.000 -2.250 1.125 3.0000 0.00 0.003
+segm -1.000 3.750 1.000 0.5000 135.00 -0.003
+segm -1.000 3.750 1.000 3.0000 135.00 0.003
+segm 1.000 3.750 1.000 0.5000 225.00 -0.003
+segm 1.000 3.750 1.000 3.0000 225.00 0.003
+tria 5.025 3.750 1.125 0.5000 110.75 0.206
+tria -5.025 3.750 1.125 0.9000 -110.75 0.206
+last 1.0
+phantom average 5
+115 0.1504
+raysum average 1
+1
+geometry
+linogram
+measurement perfect
+background absorption is 0.0
+run
+picture test
+projection real
+execute lino
+EXAMPLE 8a LINOGRAM METHOD
+sinc 1.0
+execute conv
+EXAMPLE 8b FILTERED BACKPROJECTION
+cosine 1.0 2
+end
--- /dev/null
+ snark14.s170426 - A PICTURE RECONSTRUCTION PROGRAM
+
+
+ <*> ******** EXAMPLE 8
+
+ <*> RECONSTRUCTION OF HEAD PHANTOM USING LINOGRAM AND FILTERED
+
+ <*> BACKPROJECTION METHODS. SINC FILTER FOR LINOGRAM AND COSINE
+
+ <*> FILTER FOR FBP.
+
+ <*>
+
+ <#> create
+
+ EXAMPLE 8 LINOGRAM RECONSTRUCTION
+
+
+ <#> spectrum monochromatic 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> objects cx cy u v ang den
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 elip 0.0000 0.0000 8.6250 6.4687 90.0000 0.4160 0.4160
+
+ 2 elip 0.0000 0.0000 7.8750 5.7187 90.0000 -0.2060 -0.2060
+
+ 3 elip 0.0000 1.5000 0.3750 0.3000 90.0000 -0.0030 -0.0030
+
+ 4 elip 0.6750 -0.7500 0.2250 0.1500 140.0000 0.0100 0.0100
+
+ 5 elip 0.7500 1.5000 0.3750 0.2250 50.0000 0.0030 0.0030
+
+ 6 segm 1.3750 -7.5000 1.1000 0.6250 19.2000 -0.2040 -0.2040
+
+ 7 segm 1.3750 -7.5000 1.1000 4.3200 19.2100 0.2040 0.2040
+
+ 8 segm 0.0000 -2.2500 1.1250 0.3750 0.0000 -0.0030 -0.0030
+
+ 9 segm 0.0000 -2.2500 1.1250 3.0000 0.0000 0.0030 0.0030
+
+ 10 segm -1.0000 3.7500 1.0000 0.5000 135.0000 -0.0030 -0.0030
+
+ 11 segm -1.0000 3.7500 1.0000 3.0000 135.0000 0.0030 0.0030
+
+ 12 segm 1.0000 3.7500 1.0000 0.5000 225.0000 -0.0030 -0.0030
+
+ 13 segm 1.0000 3.7500 1.0000 3.0000 225.0000 0.0030 0.0030
+
+ 14 tria 5.0250 3.7500 1.1250 0.5000 110.7500 0.2060 0.2060
+
+ 15 tria -5.0250 3.7500 1.1250 0.9000 -110.7500 0.2060 0.2060
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phantom average 5
+
+ this run will generate a phantom
+ density in each pixel is obtained as the average of 5 x 5 points
+
+
+ <#> 115 0.1504
+ picture size 115 x 115, pixel size 0.1504
+
+
+ <#> raysum average 1
+
+ this run will generate projection data
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geometry
+
+
+ <#> linogram
+ rays are parallel with variable spacing between rays
+ data collected along lines
+
+
+ number of rays per projection 231
+ at detector spacing 0.1504
+
+ total number of projections 462
+ projection angles 45.1243 45.3745 45.6268 45.8814 46.1382 46.3972 46.6584 46.9220 47.1878 47.4559
+ 47.7263 47.9991 48.2742 48.5517 48.8316 49.1140 49.3987 49.6859 49.9756 50.2677
+ 50.5623 50.8595 51.1592 51.4614 51.7662 52.0735 52.3835 52.6961 53.0112 53.3290
+ 53.6495 53.9726 54.2984 54.6269 54.9581 55.2920 55.6285 55.9679 56.3099 56.6547
+ 57.0023 57.3526 57.7057 58.0616 58.4202 58.7816 59.1458 59.5128 59.8826 60.2551
+ 60.6305 61.0086 61.3895 61.7733 62.1597 62.5490 62.9410 63.3358 63.7334 64.1336
+ 64.5367 64.9424 65.3508 65.7619 66.1757 66.5922 67.0113 67.4330 67.8573 68.2842
+ 68.7136 69.1455 69.5800 70.0169 70.4562 70.8980 71.3421 71.7886 72.2373 72.6884
+ 73.1416 73.5970 74.0546 74.5143 74.9760 75.4397 75.9054 76.3730 76.8425 77.3137
+ 77.7867 78.2614 78.7378 79.2157 79.6952 80.1761 80.6584 81.1420 81.6270 82.1131
+ 82.6004 83.0888 83.5782 84.0685 84.5597 85.0517 85.5444 86.0378 86.5318 87.0263
+ 87.5212 88.0165 88.5121 89.0080 89.5039 90.0000 90.4961 90.9920 91.4879 91.9835
+ 92.4788 92.9737 93.4682 93.9622 94.4556 94.9483 95.4403 95.9315 96.4218 96.9112
+ 97.3996 97.8869 98.3730 98.8580 99.3416 99.8239 100.3048 100.7843 101.2622 101.7386
+ 102.2133 102.6863 103.1575 103.6270 104.0946 104.5603 105.0240 105.4857 105.9454 106.4030
+ 106.8584 107.3116 107.7627 108.2114 108.6579 109.1020 109.5438 109.9831 110.4200 110.8545
+ 111.2864 111.7158 112.1427 112.5670 112.9887 113.4078 113.8243 114.2381 114.6492 115.0576
+ 115.4633 115.8664 116.2666 116.6642 117.0590 117.4510 117.8403 118.2267 118.6105 118.9914
+ 119.3695 119.7449 120.1174 120.4872 120.8542 121.2184 121.5798 121.9384 122.2943 122.6474
+ 122.9977 123.3453 123.6901 124.0321 124.3715 124.7080 125.0419 125.3731 125.7016 126.0274
+ 126.3505 126.6710 126.9888 127.3039 127.6165 127.9265 128.2338 128.5386 128.8408 129.1405
+ 129.4377 129.7323 130.0244 130.3141 130.6013 130.8860 131.1684 131.4483 131.7258 132.0009
+ 132.2737 132.5441 132.8122 133.0780 133.3416 133.6028 133.8618 134.1186 134.3732 134.6255
+ 134.8757 135.1243 135.3745 135.6268 135.8814 136.1382 136.3972 136.6584 136.9220 137.1878
+ 137.4559 137.7263 137.9991 138.2742 138.5517 138.8316 139.1140 139.3987 139.6859 139.9756
+ 140.2677 140.5623 140.8595 141.1592 141.4614 141.7662 142.0735 142.3835 142.6961 143.0112
+ 143.3290 143.6495 143.9726 144.2984 144.6269 144.9581 145.2920 145.6285 145.9679 146.3099
+ 146.6547 147.0023 147.3526 147.7057 148.0616 148.4202 148.7816 149.1458 149.5128 149.8826
+ 150.2551 150.6305 151.0086 151.3895 151.7733 152.1597 152.5490 152.9410 153.3358 153.7334
+ 154.1336 154.5367 154.9424 155.3508 155.7619 156.1757 156.5922 157.0113 157.4330 157.8573
+ 158.2842 158.7136 159.1455 159.5800 160.0169 160.4562 160.8980 161.3421 161.7886 162.2373
+ 162.6884 163.1416 163.5970 164.0546 164.5143 164.9760 165.4397 165.9054 166.3730 166.8425
+ 167.3137 167.7867 168.2614 168.7378 169.2157 169.6952 170.1761 170.6584 171.1420 171.6270
+ 172.1131 172.6004 173.0888 173.5782 174.0685 174.5597 175.0517 175.5444 176.0378 176.5318
+ 177.0263 177.5212 178.0165 178.5121 179.0080 179.5039 180.0000 180.4961 180.9920 181.4879
+ 181.9835 182.4788 182.9737 183.4682 183.9622 184.4556 184.9483 185.4403 185.9315 186.4218
+ 186.9112 187.3996 187.8869 188.3730 188.8580 189.3416 189.8239 190.3048 190.7843 191.2622
+ 191.7386 192.2133 192.6863 193.1575 193.6270 194.0946 194.5603 195.0240 195.4857 195.9454
+ 196.4030 196.8584 197.3116 197.7627 198.2114 198.6579 199.1020 199.5438 199.9831 200.4200
+ 200.8545 201.2864 201.7158 202.1427 202.5670 202.9887 203.4078 203.8243 204.2381 204.6492
+ 205.0576 205.4633 205.8664 206.2666 206.6642 207.0590 207.4510 207.8403 208.2267 208.6105
+ 208.9914 209.3695 209.7449 210.1174 210.4872 210.8542 211.2184 211.5798 211.9384 212.2943
+ 212.6474 212.9977 213.3453 213.6901 214.0321 214.3715 214.7080 215.0419 215.3731 215.7016
+ 216.0274 216.3505 216.6710 216.9888 217.3039 217.6165 217.9265 218.2338 218.5386 218.8408
+ 219.1405 219.4377 219.7323 220.0244 220.3141 220.6013 220.8860 221.1684 221.4483 221.7258
+ 222.0009 222.2737 222.5441 222.8122 223.0780 223.3416 223.6028 223.8618 224.1186 224.3732
+ 224.6255 224.8757
+
+
+ <#> measurement perfect
+ projection data are noiseless
+
+
+ <#> background absorption is 0.0
+ at levels
+ 75
+ background absorption 0.0000
+
+
+ <#> run
+ 0.024 seconds phantom creation
+ 0.109 seconds projection data creation
+ 0.135 seconds used for processing command crea
+
+
+ <#> picture test
+
+ EXAMPLE 8 LINOGRAM RECONSTRUCTION
+
+
+ <#> spec mono 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 elip 0.0000 0.0000 8.6250 6.4687 90.0000 0.4160 0.4160
+
+ 2 elip 0.0000 0.0000 7.8750 5.7187 90.0000 -0.2060 -0.2060
+
+ 3 elip 0.0000 1.5000 0.3750 0.3000 90.0000 -0.0030 -0.0030
+
+ 4 elip 0.6750 -0.7500 0.2250 0.1500 140.0000 0.0100 0.0100
+
+ 5 elip 0.7500 1.5000 0.3750 0.2250 50.0000 0.0030 0.0030
+
+ 6 segm 1.3750 -7.5000 1.1000 0.6250 19.2000 -0.2040 -0.2040
+
+ 7 segm 1.3750 -7.5000 1.1000 4.3200 19.2100 0.2040 0.2040
+
+ 8 segm 0.0000 -2.2500 1.1250 0.3750 0.0000 -0.0030 -0.0030
+
+ 9 segm 0.0000 -2.2500 1.1250 3.0000 0.0000 0.0030 0.0030
+
+ 10 segm -1.0000 3.7500 1.0000 0.5000 135.0000 -0.0030 -0.0030
+
+ 11 segm -1.0000 3.7500 1.0000 3.0000 135.0000 0.0030 0.0030
+
+ 12 segm 1.0000 3.7500 1.0000 0.5000 225.0000 -0.0030 -0.0030
+
+ 13 segm 1.0000 3.7500 1.0000 3.0000 225.0000 0.0030 0.0030
+
+ 14 tria 5.0250 3.7500 1.1250 0.5000 110.7500 0.2060 0.2060
+
+ 15 tria -5.0250 3.7500 1.1250 0.9000 -110.7500 0.2060 0.2060
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> phan aver 5
+
+ density in each pixel is obtained as the average of 5 x 5 points
+
+
+ <#> pixe 115 size 0.1504
+ picture size 115 x 115, pixel size 0.1504
+
+ test picture read
+ EXAMPLE 8 LINOGRAM RECONSTRUCTION
+ 0.004 seconds used for processing command pict
+
+
+ <#> projection real
+
+ EXAMPLE 8 LINOGRAM RECONSTRUCTION
+
+
+ <#> spec mono 75
+ energy spectrum is monochromatic at energy level 75
+
+
+ <#> obje
+ description of objects
+ density at levels
+ numb type x-coord y-coord x-length y-length angle av dens 75
+
+ 1 elip 0.0000 0.0000 8.6250 6.4687 90.0000 0.4160 0.4160
+
+ 2 elip 0.0000 0.0000 7.8750 5.7187 90.0000 -0.2060 -0.2060
+
+ 3 elip 0.0000 1.5000 0.3750 0.3000 90.0000 -0.0030 -0.0030
+
+ 4 elip 0.6750 -0.7500 0.2250 0.1500 140.0000 0.0100 0.0100
+
+ 5 elip 0.7500 1.5000 0.3750 0.2250 50.0000 0.0030 0.0030
+
+ 6 segm 1.3750 -7.5000 1.1000 0.6250 19.2000 -0.2040 -0.2040
+
+ 7 segm 1.3750 -7.5000 1.1000 4.3200 19.2100 0.2040 0.2040
+
+ 8 segm 0.0000 -2.2500 1.1250 0.3750 0.0000 -0.0030 -0.0030
+
+ 9 segm 0.0000 -2.2500 1.1250 3.0000 0.0000 0.0030 0.0030
+
+ 10 segm -1.0000 3.7500 1.0000 0.5000 135.0000 -0.0030 -0.0030
+
+ 11 segm -1.0000 3.7500 1.0000 3.0000 135.0000 0.0030 0.0030
+
+ 12 segm 1.0000 3.7500 1.0000 0.5000 225.0000 -0.0030 -0.0030
+
+ 13 segm 1.0000 3.7500 1.0000 3.0000 225.0000 0.0030 0.0030
+
+ 14 tria 5.0250 3.7500 1.1250 0.5000 110.7500 0.2060 0.2060
+
+ 15 tria -5.0250 3.7500 1.1250 0.9000 -110.7500 0.2060 0.2060
+
+ scale factor multiplying object densities 1.0000
+
+ seed set to 0
+ inhomogeneity set to 0.0000
+
+ <#> rays aver 1
+
+ projection data are calculated by dividing each ray interval into 1 substrips
+
+ with aperture (substrip) weights 1
+
+
+ <#> geom
+
+
+ <#> lino
+ rays are parallel with variable spacing between rays
+ data collected along lines
+
+
+ number of rays per projection 231
+ snark computed number of rays 233
+ at detector spacing 0.1504
+
+ total number of projections 462
+ projection angles 45.1243 45.3745 45.6268 45.8814 46.1382 46.3972 46.6584 46.9220 47.1878 47.4559
+ 47.7263 47.9991 48.2742 48.5517 48.8316 49.1140 49.3987 49.6859 49.9756 50.2677
+ 50.5623 50.8595 51.1592 51.4614 51.7662 52.0735 52.3835 52.6961 53.0112 53.3290
+ 53.6495 53.9726 54.2984 54.6269 54.9581 55.2920 55.6285 55.9679 56.3099 56.6547
+ 57.0023 57.3526 57.7057 58.0616 58.4202 58.7816 59.1458 59.5128 59.8826 60.2551
+ 60.6305 61.0086 61.3895 61.7733 62.1597 62.5490 62.9410 63.3358 63.7334 64.1336
+ 64.5367 64.9424 65.3508 65.7619 66.1757 66.5922 67.0113 67.4330 67.8573 68.2842
+ 68.7136 69.1455 69.5800 70.0169 70.4562 70.8980 71.3421 71.7886 72.2373 72.6884
+ 73.1416 73.5970 74.0546 74.5143 74.9760 75.4397 75.9054 76.3730 76.8425 77.3137
+ 77.7867 78.2614 78.7378 79.2157 79.6952 80.1761 80.6584 81.1420 81.6270 82.1131
+ 82.6004 83.0888 83.5782 84.0685 84.5597 85.0517 85.5444 86.0378 86.5318 87.0263
+ 87.5212 88.0165 88.5121 89.0080 89.5039 90.0000 90.4961 90.9920 91.4879 91.9835
+ 92.4788 92.9737 93.4682 93.9622 94.4556 94.9483 95.4403 95.9315 96.4218 96.9112
+ 97.3996 97.8869 98.3730 98.8580 99.3416 99.8239 100.3048 100.7843 101.2622 101.7386
+ 102.2133 102.6863 103.1575 103.6270 104.0946 104.5603 105.0240 105.4857 105.9454 106.4030
+ 106.8584 107.3116 107.7627 108.2114 108.6579 109.1020 109.5438 109.9831 110.4200 110.8545
+ 111.2864 111.7158 112.1427 112.5670 112.9887 113.4078 113.8243 114.2381 114.6492 115.0576
+ 115.4633 115.8664 116.2666 116.6642 117.0590 117.4510 117.8403 118.2267 118.6105 118.9914
+ 119.3695 119.7449 120.1174 120.4872 120.8542 121.2184 121.5798 121.9384 122.2943 122.6474
+ 122.9977 123.3453 123.6901 124.0321 124.3715 124.7080 125.0419 125.3731 125.7016 126.0274
+ 126.3505 126.6710 126.9888 127.3039 127.6165 127.9265 128.2338 128.5386 128.8408 129.1405
+ 129.4377 129.7323 130.0244 130.3141 130.6013 130.8860 131.1684 131.4483 131.7258 132.0009
+ 132.2737 132.5441 132.8122 133.0780 133.3416 133.6028 133.8618 134.1186 134.3732 134.6255
+ 134.8757 135.1243 135.3745 135.6268 135.8814 136.1382 136.3972 136.6584 136.9220 137.1878
+ 137.4559 137.7263 137.9991 138.2742 138.5517 138.8316 139.1140 139.3987 139.6859 139.9756
+ 140.2677 140.5623 140.8595 141.1592 141.4614 141.7662 142.0735 142.3835 142.6961 143.0112
+ 143.3290 143.6495 143.9726 144.2984 144.6269 144.9581 145.2920 145.6285 145.9679 146.3099
+ 146.6547 147.0023 147.3526 147.7057 148.0616 148.4202 148.7816 149.1458 149.5128 149.8826
+ 150.2551 150.6305 151.0086 151.3895 151.7733 152.1597 152.5490 152.9410 153.3358 153.7334
+ 154.1336 154.5367 154.9424 155.3508 155.7619 156.1757 156.5922 157.0113 157.4330 157.8573
+ 158.2842 158.7136 159.1455 159.5800 160.0169 160.4562 160.8980 161.3421 161.7886 162.2373
+ 162.6884 163.1416 163.5970 164.0546 164.5143 164.9760 165.4397 165.9054 166.3730 166.8425
+ 167.3137 167.7867 168.2614 168.7378 169.2157 169.6952 170.1761 170.6584 171.1420 171.6270
+ 172.1131 172.6004 173.0888 173.5782 174.0685 174.5597 175.0517 175.5444 176.0378 176.5318
+ 177.0263 177.5212 178.0165 178.5121 179.0080 179.5039 180.0000 180.4961 180.9920 181.4879
+ 181.9835 182.4788 182.9737 183.4682 183.9622 184.4556 184.9483 185.4403 185.9315 186.4218
+ 186.9112 187.3996 187.8869 188.3730 188.8580 189.3416 189.8239 190.3048 190.7843 191.2622
+ 191.7386 192.2133 192.6863 193.1575 193.6270 194.0946 194.5603 195.0240 195.4857 195.9454
+ 196.4030 196.8584 197.3116 197.7627 198.2114 198.6579 199.1020 199.5438 199.9831 200.4200
+ 200.8545 201.2864 201.7158 202.1427 202.5670 202.9887 203.4078 203.8243 204.2381 204.6492
+ 205.0576 205.4633 205.8664 206.2666 206.6642 207.0590 207.4510 207.8403 208.2267 208.6105
+ 208.9914 209.3695 209.7449 210.1174 210.4872 210.8542 211.2184 211.5798 211.9384 212.2943
+ 212.6474 212.9977 213.3453 213.6901 214.0321 214.3715 214.7080 215.0419 215.3731 215.7016
+ 216.0274 216.3505 216.6710 216.9888 217.3039 217.6165 217.9265 218.2338 218.5386 218.8408
+ 219.1405 219.4377 219.7323 220.0244 220.3141 220.6013 220.8860 221.1684 221.4483 221.7258
+ 222.0009 222.2737 222.5441 222.8122 223.0780 223.3416 223.6028 223.8618 224.1186 224.3732
+ 224.6255 224.8757
+
+
+ <#> meas perf
+ projection data are noiseless
+
+
+ <#> back 0.0000
+ at levels
+ 75
+ background absorption 0.0000
+
+ estimate of totlen = 1054747.357766
+ estimate of totden = 154874.529107
+ estimate of average density = 0.1468
+ projection data read
+ EXAMPLE 8 LINOGRAM RECONSTRUCTION
+ 0.048 seconds used for processing command proj
+
+
+ <#> execute lino
+
+ EXAMPLE 8a LINOGRAM METHOD
+
+ <#> sinc 1.0
+ linogram reconstruction algorithm
+ using filter sinc
+ cutoff = 1.0000
+ algorithm executed in iteration 1
+ 0.066 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.066 seconds for this iteration
+ 0.203 seconds used for processing command exec
+
+
+ <#> execute conv
+
+ EXAMPLE 8b FILTERED BACKPROJECTION
+
+ <#> cosine 1.0 2
+ convolution reconstruction algorithm
+ using filter cosi
+ cutoff (or alpha) = 1.0000
+ 2 point lagrange interpolation
+ algorithm executed in iteration 1
+ 0.113 seconds for the execution of the algorithm
+ reconstruction completed after iteration 1
+ 0.113 seconds for this iteration
+ 0.246 seconds used for processing command exec
+
+
+ <#> end
--- /dev/null
+snark14 b8.in
--- /dev/null
+testem
+COMPARE alg1 alg2 HITR USR1
+ 1 1
+ 3 3
+ 6 6
+ 9 9
+ 12 12
+ 15 15
+END
--- /dev/null
+SEED -1
+ENSEMBLE b.9.virus.ens
+EXPERIMENT 1 0 95 1.6 7 18 30
+DATA b.9.projection.ss
+RECONSTRUCTION b.9.recon.ss
+ANALYSIS b.9.compare.ss
+END
--- /dev/null
+raysum average 1
+1
+geometry
+divergent arc 153 306
+rays user 101 detector spacing 3.2
+angles 300 equally spaced
+0 358.8
+measurement noisy
+quantum 0.0 0.0 calibr 4
+multiplicative 1.0 0.1
+seed
+background 0.0
+run
+picture test
+projection real
--- /dev/null
+stop iteration 15
+execute average emap
+alg1: testing super snark with ML
+gamma is 0.0
+execute average emap
+alg2: testing super snark with MAP
+gamma is 10.0
--- /dev/null
+virus_24_1_0.96_0.6.atl
+virus_24_1_0.96_0.7.atl
+virus_24_1_0.96_0.8.atl
+virus_24_1_0.97_0.6.atl
+virus_24_1_0.97_0.7.atl
+virus_24_1_0.97_0.8.atl
+virus_26_1_0.96_0.6.atl
+virus_26_1_0.96_0.7.atl
+virus_26_1_0.96_0.8.atl
+virus_26_1_0.97_0.6.atl
+virus_26_1_0.97_0.7.atl
+virus_26_1_0.97_0.8.atl
+virus_28_1_0.96_0.6.atl
+virus_28_1_0.96_0.7.atl
+virus_28_1_0.96_0.8.atl
+virus_28_1_0.97_0.6.atl
+virus_28_1_0.97_0.7.atl
+virus_28_1_0.97_0.8.atl
--- /dev/null
+snark14Experimenter.s170426
+experiment 1
+run 1
+run 2
+run 3
+run 4
+run 5
+run 6
+run 7
+run 8
+run 9
+run 10
+run 11
+run 12
+run 13
+run 14
+run 15
+run 16
+run 17
+run 18
+run 19
+run 20
+run 21
+run 22
+run 23
+run 24
+run 25
+run 26
+run 27
+run 28
+run 29
+run 30
--- /dev/null
+#!/bin/bash
+
+cd src
+make install
--- /dev/null
+./build >&2
+./bin/snark14 -e b.9.experimenter.in
--- /dev/null
+#
+
+ifndef SNARKINCLUDE
+SNARKINCLUDE=/usr/local/snark14/src/snark14/snark
+endif
+
+ifndef SNARKLIBDIR
+SNARKLIBDIR=/usr/local/snark14/lib
+endif
+
+ifndef SNARKLIBINCLUDEDIR
+SNARKLIBINCLUDEDIR=/usr/local/snark14/include
+endif
+
+ifndef DIGFILEINCLUDE
+DIGFILEINCLUDE=/usr/local/snark14/include/DIGFile
+endif
+
+ifndef DIGFILESNARKINCLUDE
+DIGFILESNARKINCLUDE=/usr/local/snark14/include/DIGFileSnark
+endif
+
+ifndef DIGRANDINCLUDE
+DIGRANDINCLUDE=/usr/local/snark14/include/DIGRand
+endif
+
+OUTDIR=../bin
+
+INCLUDEDIR = -I/usr/include -I$(XERCESINCLUDE)/.. \
+-I$(DIGFILEINCLUDE) -I$(DIGFILESNARKINCLUDE) -I$(DIGRANDINCLUDE) -I$(SNARKINCLUDE) \
+-I$(SNARKLIBINCLUDEDIR)
+
+OBJ = \
+ user_fom1.o
+
+LIBS= -L$(SNARKLIBDIR) -lsnark14 -lDIGFile -lDIGFileSnark -lDIGRand -lxerces-c -lm
+
+
+#ifndef CC
+CC=gcc
+#endif
+
+#ifndef CFLAGS
+CFLAGS=-g -std=c99 -D_GNU_SOURCE
+#endif
+
+######################################
+# setings for testing
+#LIBS=/usr/lib/libm.a
+#FLAGS= -ffloat-store -O0 -DFFCOMPARE
+######################################
+
+ALL: snark14
+
+snark14: $(OBJ)
+ $(CXX) $(OBJ) $(CXXFLAGS) -o snark14 $(LIBS)
+
+clean:
+ rm -f $(OBJ)
+ rm -f snark14
+
+install: ALL
+ mv snark14 $(OUTDIR)
+
+uninstall:
+ rm -f $(OUTDIR)/snark14
+
+%.o: %.c
+ $(CC) -c -I $(CFLAGS) $(INCLUDEDIR) $< -o $@
--- /dev/null
+#include <malloc.h>
+#include "experimenter.h"
+#include "read_eval_phantom1.h"
+#include "read_eval_recon3.h"
+#include "user_fom1.h"
+
+/* ----------------------------- user_fom1.c --------------
+
+ This function illustrates the use of a user-defined figure
+of merit.
+
+INPUTS:
+ itr1 - array of length niters containing the iteration numbers for the
+ first algorithm.
+ itr2 - array of length niters containing the iteration numbers for the
+ second algorithm.
+ niters - number of iterations to be compared
+ keywrd1 - string containing the keyword which defines the first algorithm.
+ keywrd2 - string containing the keyword which defines the second algorithm.
+
+OUTPUTS:
+ user1 - array of length niters containing the user defined figure of
+ merit for the first algorithm.
+ user2 - array of length niters containing the user defined figure of
+ merit for the second algorithm.
+
+*/
+
+void user_fom1(int* itr1, int* itr2, int niters, char* keywrd1, char* keywrd2, double* user1, double* user2)
+ //int *itr1,*itr2,niters;
+ //char *keywrd1,*keywrd2;
+ //double *user1,*user2;
+{
+ double *phantom,*recon1,*recon2;
+ int *regions,numstr,i,j,*strarea;
+ float totarea=0.0,avgarea;
+
+ /* Read in abnormality index and area for phantom structures.
+ The program which does this is read_eval_phantom1.c.
+ NOTE: the only information to be used is the value
+ 'numstr' (which is the number of structures in the phantom) */
+ read_eval_phantom1(®ions,&numstr,&phantom,&strarea);
+
+ /* allocate memory to store abnormality indexes and area
+ (i.e number of pixels) for structures in the
+ reconstructions */
+ recon1 = (double *) malloc(numstr*sizeof(double));
+ recon2 = (double *) malloc(numstr*sizeof(double));
+
+ for(i=0;i < niters;i++) {
+ /* read in variance for structures in
+ the reconstructions. Initialize the arrays
+ which will store the user FOM */
+
+ //printf("*** about to read variance\n"); /* TEST (JD) */
+ read_eval_recon3(itr1[i],keywrd1,numstr,recon1);
+ read_eval_recon3(itr2[i],keywrd2,numstr,recon2);
+ /* the varaince of the 'SINGLE' structure to be
+ used is the first in the array. The FOM value
+ is 1-variance */
+ user1[i]=1-recon1[0];
+ user2[i]=1-recon2[0];
+ }
+
+ free(phantom); /* free memory for next function call */
+ free(recon1);
+ free(recon2);
+ free(strarea);
+}
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 29.72 29.72 0 0
+PAIR
+elip 4.14 63.19 3.89 3.89 0 1 0.96 0.5
+elip 12.36 62.11 3.89 3.89 0 1 0.96 0.5
+elip 20.36 59.97 3.89 3.89 0 1 0.96 0.5
+elip 28.01 56.80 3.89 3.89 0 1 0.96 0.5
+elip 35.18 52.66 3.89 3.89 0 1 0.96 0.5
+elip 41.76 47.61 3.89 3.89 0 1 0.96 0.5
+elip 47.61 41.76 3.89 3.89 0 1 0.96 0.5
+elip 52.66 35.18 3.89 3.89 0 1 0.96 0.5
+elip 56.80 28.01 3.89 3.89 0 1 0.96 0.5
+elip 59.97 20.36 3.89 3.89 0 1 0.96 0.5
+elip 62.11 12.36 3.89 3.89 0 1 0.96 0.5
+elip 63.19 4.14 3.89 3.89 0 1 0.96 0.5
+elip 63.19 -4.14 3.89 3.89 0 1 0.96 0.5
+elip 62.11 -12.36 3.89 3.89 0 1 0.96 0.5
+elip 59.97 -20.36 3.89 3.89 0 1 0.96 0.5
+elip 56.80 -28.01 3.89 3.89 0 1 0.96 0.5
+elip 52.66 -35.18 3.89 3.89 0 1 0.96 0.5
+elip 47.61 -41.76 3.89 3.89 0 1 0.96 0.5
+elip 41.76 -47.61 3.89 3.89 0 1 0.96 0.5
+elip 35.18 -52.66 3.89 3.89 0 1 0.96 0.5
+elip 28.01 -56.80 3.89 3.89 0 1 0.96 0.5
+elip 20.36 -59.97 3.89 3.89 0 1 0.96 0.5
+elip 12.36 -62.11 3.89 3.89 0 1 0.96 0.5
+elip 4.14 -63.19 3.89 3.89 0 1 0.96 0.5
+DUMMY
+elip 0 0 59.44 59.44 0 0.6
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 29.72 29.72 0 0
+PAIR
+elip 4.14 63.19 3.89 3.89 0 1 0.96 0.5
+elip 12.36 62.11 3.89 3.89 0 1 0.96 0.5
+elip 20.36 59.97 3.89 3.89 0 1 0.96 0.5
+elip 28.01 56.80 3.89 3.89 0 1 0.96 0.5
+elip 35.18 52.66 3.89 3.89 0 1 0.96 0.5
+elip 41.76 47.61 3.89 3.89 0 1 0.96 0.5
+elip 47.61 41.76 3.89 3.89 0 1 0.96 0.5
+elip 52.66 35.18 3.89 3.89 0 1 0.96 0.5
+elip 56.80 28.01 3.89 3.89 0 1 0.96 0.5
+elip 59.97 20.36 3.89 3.89 0 1 0.96 0.5
+elip 62.11 12.36 3.89 3.89 0 1 0.96 0.5
+elip 63.19 4.14 3.89 3.89 0 1 0.96 0.5
+elip 63.19 -4.14 3.89 3.89 0 1 0.96 0.5
+elip 62.11 -12.36 3.89 3.89 0 1 0.96 0.5
+elip 59.97 -20.36 3.89 3.89 0 1 0.96 0.5
+elip 56.80 -28.01 3.89 3.89 0 1 0.96 0.5
+elip 52.66 -35.18 3.89 3.89 0 1 0.96 0.5
+elip 47.61 -41.76 3.89 3.89 0 1 0.96 0.5
+elip 41.76 -47.61 3.89 3.89 0 1 0.96 0.5
+elip 35.18 -52.66 3.89 3.89 0 1 0.96 0.5
+elip 28.01 -56.80 3.89 3.89 0 1 0.96 0.5
+elip 20.36 -59.97 3.89 3.89 0 1 0.96 0.5
+elip 12.36 -62.11 3.89 3.89 0 1 0.96 0.5
+elip 4.14 -63.19 3.89 3.89 0 1 0.96 0.5
+DUMMY
+elip 0 0 59.44 59.44 0 0.7
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 29.72 29.72 0 0
+PAIR
+elip 4.14 63.19 3.89 3.89 0 1 0.96 0.5
+elip 12.36 62.11 3.89 3.89 0 1 0.96 0.5
+elip 20.36 59.97 3.89 3.89 0 1 0.96 0.5
+elip 28.01 56.80 3.89 3.89 0 1 0.96 0.5
+elip 35.18 52.66 3.89 3.89 0 1 0.96 0.5
+elip 41.76 47.61 3.89 3.89 0 1 0.96 0.5
+elip 47.61 41.76 3.89 3.89 0 1 0.96 0.5
+elip 52.66 35.18 3.89 3.89 0 1 0.96 0.5
+elip 56.80 28.01 3.89 3.89 0 1 0.96 0.5
+elip 59.97 20.36 3.89 3.89 0 1 0.96 0.5
+elip 62.11 12.36 3.89 3.89 0 1 0.96 0.5
+elip 63.19 4.14 3.89 3.89 0 1 0.96 0.5
+elip 63.19 -4.14 3.89 3.89 0 1 0.96 0.5
+elip 62.11 -12.36 3.89 3.89 0 1 0.96 0.5
+elip 59.97 -20.36 3.89 3.89 0 1 0.96 0.5
+elip 56.80 -28.01 3.89 3.89 0 1 0.96 0.5
+elip 52.66 -35.18 3.89 3.89 0 1 0.96 0.5
+elip 47.61 -41.76 3.89 3.89 0 1 0.96 0.5
+elip 41.76 -47.61 3.89 3.89 0 1 0.96 0.5
+elip 35.18 -52.66 3.89 3.89 0 1 0.96 0.5
+elip 28.01 -56.80 3.89 3.89 0 1 0.96 0.5
+elip 20.36 -59.97 3.89 3.89 0 1 0.96 0.5
+elip 12.36 -62.11 3.89 3.89 0 1 0.96 0.5
+elip 4.14 -63.19 3.89 3.89 0 1 0.96 0.5
+DUMMY
+elip 0 0 59.44 59.44 0 0.8
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 29.72 29.72 0 0
+PAIR
+elip 4.14 63.19 3.89 3.89 0 1 0.97 0.5
+elip 12.36 62.11 3.89 3.89 0 1 0.97 0.5
+elip 20.36 59.97 3.89 3.89 0 1 0.97 0.5
+elip 28.01 56.80 3.89 3.89 0 1 0.97 0.5
+elip 35.18 52.66 3.89 3.89 0 1 0.97 0.5
+elip 41.76 47.61 3.89 3.89 0 1 0.97 0.5
+elip 47.61 41.76 3.89 3.89 0 1 0.97 0.5
+elip 52.66 35.18 3.89 3.89 0 1 0.97 0.5
+elip 56.80 28.01 3.89 3.89 0 1 0.97 0.5
+elip 59.97 20.36 3.89 3.89 0 1 0.97 0.5
+elip 62.11 12.36 3.89 3.89 0 1 0.97 0.5
+elip 63.19 4.14 3.89 3.89 0 1 0.97 0.5
+elip 63.19 -4.14 3.89 3.89 0 1 0.97 0.5
+elip 62.11 -12.36 3.89 3.89 0 1 0.97 0.5
+elip 59.97 -20.36 3.89 3.89 0 1 0.97 0.5
+elip 56.80 -28.01 3.89 3.89 0 1 0.97 0.5
+elip 52.66 -35.18 3.89 3.89 0 1 0.97 0.5
+elip 47.61 -41.76 3.89 3.89 0 1 0.97 0.5
+elip 41.76 -47.61 3.89 3.89 0 1 0.97 0.5
+elip 35.18 -52.66 3.89 3.89 0 1 0.97 0.5
+elip 28.01 -56.80 3.89 3.89 0 1 0.97 0.5
+elip 20.36 -59.97 3.89 3.89 0 1 0.97 0.5
+elip 12.36 -62.11 3.89 3.89 0 1 0.97 0.5
+elip 4.14 -63.19 3.89 3.89 0 1 0.97 0.5
+DUMMY
+elip 0 0 59.44 59.44 0 0.6
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 29.72 29.72 0 0
+PAIR
+elip 4.14 63.19 3.89 3.89 0 1 0.97 0.5
+elip 12.36 62.11 3.89 3.89 0 1 0.97 0.5
+elip 20.36 59.97 3.89 3.89 0 1 0.97 0.5
+elip 28.01 56.80 3.89 3.89 0 1 0.97 0.5
+elip 35.18 52.66 3.89 3.89 0 1 0.97 0.5
+elip 41.76 47.61 3.89 3.89 0 1 0.97 0.5
+elip 47.61 41.76 3.89 3.89 0 1 0.97 0.5
+elip 52.66 35.18 3.89 3.89 0 1 0.97 0.5
+elip 56.80 28.01 3.89 3.89 0 1 0.97 0.5
+elip 59.97 20.36 3.89 3.89 0 1 0.97 0.5
+elip 62.11 12.36 3.89 3.89 0 1 0.97 0.5
+elip 63.19 4.14 3.89 3.89 0 1 0.97 0.5
+elip 63.19 -4.14 3.89 3.89 0 1 0.97 0.5
+elip 62.11 -12.36 3.89 3.89 0 1 0.97 0.5
+elip 59.97 -20.36 3.89 3.89 0 1 0.97 0.5
+elip 56.80 -28.01 3.89 3.89 0 1 0.97 0.5
+elip 52.66 -35.18 3.89 3.89 0 1 0.97 0.5
+elip 47.61 -41.76 3.89 3.89 0 1 0.97 0.5
+elip 41.76 -47.61 3.89 3.89 0 1 0.97 0.5
+elip 35.18 -52.66 3.89 3.89 0 1 0.97 0.5
+elip 28.01 -56.80 3.89 3.89 0 1 0.97 0.5
+elip 20.36 -59.97 3.89 3.89 0 1 0.97 0.5
+elip 12.36 -62.11 3.89 3.89 0 1 0.97 0.5
+elip 4.14 -63.19 3.89 3.89 0 1 0.97 0.5
+DUMMY
+elip 0 0 59.44 59.44 0 0.7
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 29.72 29.72 0 0
+PAIR
+elip 4.14 63.19 3.89 3.89 0 1 0.97 0.5
+elip 12.36 62.11 3.89 3.89 0 1 0.97 0.5
+elip 20.36 59.97 3.89 3.89 0 1 0.97 0.5
+elip 28.01 56.80 3.89 3.89 0 1 0.97 0.5
+elip 35.18 52.66 3.89 3.89 0 1 0.97 0.5
+elip 41.76 47.61 3.89 3.89 0 1 0.97 0.5
+elip 47.61 41.76 3.89 3.89 0 1 0.97 0.5
+elip 52.66 35.18 3.89 3.89 0 1 0.97 0.5
+elip 56.80 28.01 3.89 3.89 0 1 0.97 0.5
+elip 59.97 20.36 3.89 3.89 0 1 0.97 0.5
+elip 62.11 12.36 3.89 3.89 0 1 0.97 0.5
+elip 63.19 4.14 3.89 3.89 0 1 0.97 0.5
+elip 63.19 -4.14 3.89 3.89 0 1 0.97 0.5
+elip 62.11 -12.36 3.89 3.89 0 1 0.97 0.5
+elip 59.97 -20.36 3.89 3.89 0 1 0.97 0.5
+elip 56.80 -28.01 3.89 3.89 0 1 0.97 0.5
+elip 52.66 -35.18 3.89 3.89 0 1 0.97 0.5
+elip 47.61 -41.76 3.89 3.89 0 1 0.97 0.5
+elip 41.76 -47.61 3.89 3.89 0 1 0.97 0.5
+elip 35.18 -52.66 3.89 3.89 0 1 0.97 0.5
+elip 28.01 -56.80 3.89 3.89 0 1 0.97 0.5
+elip 20.36 -59.97 3.89 3.89 0 1 0.97 0.5
+elip 12.36 -62.11 3.89 3.89 0 1 0.97 0.5
+elip 4.14 -63.19 3.89 3.89 0 1 0.97 0.5
+DUMMY
+elip 0 0 59.44 59.44 0 0.8
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 30.20 30.20 0 0
+PAIR
+elip 3.87 63.93 3.65 3.65 0 1 0.96 0.5
+elip 11.55 63.00 3.65 3.65 0 1 0.96 0.5
+elip 19.06 61.15 3.65 3.65 0 1 0.96 0.5
+elip 26.29 58.41 3.65 3.65 0 1 0.96 0.5
+elip 33.14 54.81 3.65 3.65 0 1 0.96 0.5
+elip 39.50 50.42 3.65 3.65 0 1 0.96 0.5
+elip 45.29 45.29 3.65 3.65 0 1 0.96 0.5
+elip 50.42 39.50 3.65 3.65 0 1 0.96 0.5
+elip 54.81 33.14 3.65 3.65 0 1 0.96 0.5
+elip 58.41 26.29 3.65 3.65 0 1 0.96 0.5
+elip 61.15 19.06 3.65 3.65 0 1 0.96 0.5
+elip 63.00 11.55 3.65 3.65 0 1 0.96 0.5
+elip 63.93 3.87 3.65 3.65 0 1 0.96 0.5
+elip 63.93 -3.87 3.65 3.65 0 1 0.96 0.5
+elip 63.00 -11.55 3.65 3.65 0 1 0.96 0.5
+elip 61.15 -19.06 3.65 3.65 0 1 0.96 0.5
+elip 58.41 -26.29 3.65 3.65 0 1 0.96 0.5
+elip 54.81 -33.14 3.65 3.65 0 1 0.96 0.5
+elip 50.42 -39.50 3.65 3.65 0 1 0.96 0.5
+elip 45.29 -45.29 3.65 3.65 0 1 0.96 0.5
+elip 39.50 -50.42 3.65 3.65 0 1 0.96 0.5
+elip 33.14 -54.81 3.65 3.65 0 1 0.96 0.5
+elip 26.29 -58.41 3.65 3.65 0 1 0.96 0.5
+elip 19.06 -61.15 3.65 3.65 0 1 0.96 0.5
+elip 11.55 -63.00 3.65 3.65 0 1 0.96 0.5
+elip 3.87 -63.93 3.65 3.65 0 1 0.96 0.5
+DUMMY
+elip 0 0 60.40 60.40 0 0.6
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 30.20 30.20 0 0
+PAIR
+elip 3.87 63.93 3.65 3.65 0 1 0.96 0.5
+elip 11.55 63.00 3.65 3.65 0 1 0.96 0.5
+elip 19.06 61.15 3.65 3.65 0 1 0.96 0.5
+elip 26.29 58.41 3.65 3.65 0 1 0.96 0.5
+elip 33.14 54.81 3.65 3.65 0 1 0.96 0.5
+elip 39.50 50.42 3.65 3.65 0 1 0.96 0.5
+elip 45.29 45.29 3.65 3.65 0 1 0.96 0.5
+elip 50.42 39.50 3.65 3.65 0 1 0.96 0.5
+elip 54.81 33.14 3.65 3.65 0 1 0.96 0.5
+elip 58.41 26.29 3.65 3.65 0 1 0.96 0.5
+elip 61.15 19.06 3.65 3.65 0 1 0.96 0.5
+elip 63.00 11.55 3.65 3.65 0 1 0.96 0.5
+elip 63.93 3.87 3.65 3.65 0 1 0.96 0.5
+elip 63.93 -3.87 3.65 3.65 0 1 0.96 0.5
+elip 63.00 -11.55 3.65 3.65 0 1 0.96 0.5
+elip 61.15 -19.06 3.65 3.65 0 1 0.96 0.5
+elip 58.41 -26.29 3.65 3.65 0 1 0.96 0.5
+elip 54.81 -33.14 3.65 3.65 0 1 0.96 0.5
+elip 50.42 -39.50 3.65 3.65 0 1 0.96 0.5
+elip 45.29 -45.29 3.65 3.65 0 1 0.96 0.5
+elip 39.50 -50.42 3.65 3.65 0 1 0.96 0.5
+elip 33.14 -54.81 3.65 3.65 0 1 0.96 0.5
+elip 26.29 -58.41 3.65 3.65 0 1 0.96 0.5
+elip 19.06 -61.15 3.65 3.65 0 1 0.96 0.5
+elip 11.55 -63.00 3.65 3.65 0 1 0.96 0.5
+elip 3.87 -63.93 3.65 3.65 0 1 0.96 0.5
+DUMMY
+elip 0 0 60.40 60.40 0 0.7
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 30.20 30.20 0 0
+PAIR
+elip 3.87 63.93 3.65 3.65 0 1 0.96 0.5
+elip 11.55 63.00 3.65 3.65 0 1 0.96 0.5
+elip 19.06 61.15 3.65 3.65 0 1 0.96 0.5
+elip 26.29 58.41 3.65 3.65 0 1 0.96 0.5
+elip 33.14 54.81 3.65 3.65 0 1 0.96 0.5
+elip 39.50 50.42 3.65 3.65 0 1 0.96 0.5
+elip 45.29 45.29 3.65 3.65 0 1 0.96 0.5
+elip 50.42 39.50 3.65 3.65 0 1 0.96 0.5
+elip 54.81 33.14 3.65 3.65 0 1 0.96 0.5
+elip 58.41 26.29 3.65 3.65 0 1 0.96 0.5
+elip 61.15 19.06 3.65 3.65 0 1 0.96 0.5
+elip 63.00 11.55 3.65 3.65 0 1 0.96 0.5
+elip 63.93 3.87 3.65 3.65 0 1 0.96 0.5
+elip 63.93 -3.87 3.65 3.65 0 1 0.96 0.5
+elip 63.00 -11.55 3.65 3.65 0 1 0.96 0.5
+elip 61.15 -19.06 3.65 3.65 0 1 0.96 0.5
+elip 58.41 -26.29 3.65 3.65 0 1 0.96 0.5
+elip 54.81 -33.14 3.65 3.65 0 1 0.96 0.5
+elip 50.42 -39.50 3.65 3.65 0 1 0.96 0.5
+elip 45.29 -45.29 3.65 3.65 0 1 0.96 0.5
+elip 39.50 -50.42 3.65 3.65 0 1 0.96 0.5
+elip 33.14 -54.81 3.65 3.65 0 1 0.96 0.5
+elip 26.29 -58.41 3.65 3.65 0 1 0.96 0.5
+elip 19.06 -61.15 3.65 3.65 0 1 0.96 0.5
+elip 11.55 -63.00 3.65 3.65 0 1 0.96 0.5
+elip 3.87 -63.93 3.65 3.65 0 1 0.96 0.5
+DUMMY
+elip 0 0 60.40 60.40 0 0.8
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 30.20 30.20 0 0
+PAIR
+elip 3.87 63.93 3.65 3.65 0 1 0.97 0.5
+elip 11.55 63.00 3.65 3.65 0 1 0.97 0.5
+elip 19.06 61.15 3.65 3.65 0 1 0.97 0.5
+elip 26.29 58.41 3.65 3.65 0 1 0.97 0.5
+elip 33.14 54.81 3.65 3.65 0 1 0.97 0.5
+elip 39.50 50.42 3.65 3.65 0 1 0.97 0.5
+elip 45.29 45.29 3.65 3.65 0 1 0.97 0.5
+elip 50.42 39.50 3.65 3.65 0 1 0.97 0.5
+elip 54.81 33.14 3.65 3.65 0 1 0.97 0.5
+elip 58.41 26.29 3.65 3.65 0 1 0.97 0.5
+elip 61.15 19.06 3.65 3.65 0 1 0.97 0.5
+elip 63.00 11.55 3.65 3.65 0 1 0.97 0.5
+elip 63.93 3.87 3.65 3.65 0 1 0.97 0.5
+elip 63.93 -3.87 3.65 3.65 0 1 0.97 0.5
+elip 63.00 -11.55 3.65 3.65 0 1 0.97 0.5
+elip 61.15 -19.06 3.65 3.65 0 1 0.97 0.5
+elip 58.41 -26.29 3.65 3.65 0 1 0.97 0.5
+elip 54.81 -33.14 3.65 3.65 0 1 0.97 0.5
+elip 50.42 -39.50 3.65 3.65 0 1 0.97 0.5
+elip 45.29 -45.29 3.65 3.65 0 1 0.97 0.5
+elip 39.50 -50.42 3.65 3.65 0 1 0.97 0.5
+elip 33.14 -54.81 3.65 3.65 0 1 0.97 0.5
+elip 26.29 -58.41 3.65 3.65 0 1 0.97 0.5
+elip 19.06 -61.15 3.65 3.65 0 1 0.97 0.5
+elip 11.55 -63.00 3.65 3.65 0 1 0.97 0.5
+elip 3.87 -63.93 3.65 3.65 0 1 0.97 0.5
+DUMMY
+elip 0 0 60.40 60.40 0 0.6
+SCALE
+1
--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 30.20 30.20 0 0
+PAIR
+elip 3.87 63.93 3.65 3.65 0 1 0.97 0.5
+elip 11.55 63.00 3.65 3.65 0 1 0.97 0.5
+elip 19.06 61.15 3.65 3.65 0 1 0.97 0.5
+elip 26.29 58.41 3.65 3.65 0 1 0.97 0.5
+elip 33.14 54.81 3.65 3.65 0 1 0.97 0.5
+elip 39.50 50.42 3.65 3.65 0 1 0.97 0.5
+elip 45.29 45.29 3.65 3.65 0 1 0.97 0.5
+elip 50.42 39.50 3.65 3.65 0 1 0.97 0.5
+elip 54.81 33.14 3.65 3.65 0 1 0.97 0.5
+elip 58.41 26.29 3.65 3.65 0 1 0.97 0.5
+elip 61.15 19.06 3.65 3.65 0 1 0.97 0.5
+elip 63.00 11.55 3.65 3.65 0 1 0.97 0.5
+elip 63.93 3.87 3.65 3.65 0 1 0.97 0.5
+elip 63.93 -3.87 3.65 3.65 0 1 0.97 0.5
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--- /dev/null
+SPECTRUM MONOCHROMATIC 60
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--- /dev/null
+SPECTRUM MONOCHROMATIC 60
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--- /dev/null
+SPECTRUM MONOCHROMATIC 60
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--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
+elip 0 0 30.63 30.63 0 0
+PAIR
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--- /dev/null
+SPECTRUM MONOCHROMATIC 60
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--- /dev/null
+SPECTRUM MONOCHROMATIC 60
+SINGLE
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+PAIR
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--- /dev/null
+SPECTRUM MONOCHROMATIC 60
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--- /dev/null
+#!/bin/bash
+for i in `seq 1 11`;
+do
+ echo Computing the diff for example b"$i".
+ cd b"$i"
+ if [ `diff -b -B -I '[0-9*.0-9*].*second.*' -I "time for" -I "A PICTURE RECONSTRUCTION" -I "snark14Experimenter" b"$i"r.out b"$i".out | wc -l` == 0 ]
+ then
+ echo "No differences found."
+ else
+ echo "Some differences were found, you can examine them below."
+ echo " "
+ diff -b -B -I '[0-9*.0-9*].*second.*' -I "time for" -I "A PICTURE RECONSTRUCTION" -I "snark14Experimenter" b"$i"r.out b"$i".out | more
+ fi
+ cd ..
+done
--- /dev/null
+#!/bin/bash
+#now need to modify run scripts in examples directory
+echo "Running all ten examples. This may take a few minutes."
+for i in 1 3 4 5 6 7 8 10 11;
+ do
+ cd b$i
+ snark14 b"$i".in > b"$i".out
+ cd ..
+done
+
+cd b2
+./build
+./bin/snark14UserDefined b2.in > b2.out
+cd ..
+
+cd b9
+./build
+./bin/snark14 -e b.9.experimenter.in > b9.out
+cd ..
projects / snark14.git / commitdiff