2 * SUPERIORIZED MAP EM ALGORITHM FOR EMISSION TOMOGRAPHY. RECONSTRUCTION
3 * OF BRAIN PHANTOM. SIMULATING PET GEOMETRY WITH A RING OF 300 DETECTORS
4 * WITH EACH DETECTOR IN COINCIDENCE WITH 101 DETECTORS OPPOSITE IT.
5 * COEFFICIENT OF PENALTLY TERM IS SET TO 0
8 EXAMPLE 11 Brain Phantom
9 SPECTRUM MONOCHROMATIC 511
11 1 elip -7.0 46.0 3.0 6.0 17.0 0.95 1.0
12 2 elip 7.0 46.0 3.0 6.0 -17.0 1.0 0.95
13 3 rect -12.0 64.0 7.5 4.5 5.0 1.0 1.0
14 4 rect 12.0 64.0 7.5 4.5 -5.0 0.95 0.95
15 5 rect -38.0 51.0 3.5 13.0 -39.0 0.95 1.0
16 6 rect 38.0 51.0 3.5 13.0 39.0 1.0 0.95
17 7 rect -46.0 24.0 6.5 6.0 -18.0 0.95 1.0
18 8 rect 46.0 24.0 6.5 6.0 18.0 1.0 0.95
19 9 rect -49.0 6.0 2.5 10.0 63.0 1.0 1.0
20 10 rect 49.0 6.0 2.5 10.0 -63.0 0.95 0.95
21 11 rect -52.0 -14.0 9.0 7.0 -14.0 0.95 1.0
22 12 rect 52.0 -14.0 9.0 7.0 14.0 1.0 0.95
23 13 rect -10.0 -56.0 5.5 10.0 -1.0 0.95 1.0
24 14 rect 10.0 -56.0 5.5 10.0 1.0 1.0 0.95
25 15 elip -40.0 -47.0 9.0 22.5 48.0 1.0 1.0
26 16 elip 40.0 -47.0 9.0 22.5 -48.0 0.95 0.95
27 17 elip -8.0 -22.0 3.5 15.5 -9.0 1.0 1.0
28 18 elip 8.0 -22.0 3.5 15.5 9.0 0.95 0.95
29 19 elip -27.0 -6.0 5.5 23.5 -5.0 0.95 1.0
30 20 elip 27.0 -6.0 5.5 23.5 5.0 1.0 0.95
31 21 elip -25.0 38.0 6.5 10.5 -14.0 1.0 1.0
32 22 elip 25.0 38.0 6.5 10.5 14.0 0.95 0.95
33 23 rect -8.0 32.0 1.5 6.5 38.0 1.0 1.0
34 24 rect 8.0 32.0 1.5 6.5 -38.0 0.95 0.95
35 25 rect -8.0 3.0 1.0 9.0 -33.0 0.95 1.0
36 26 rect 8.0 3.0 1.0 9.0 33.0 1.0 0.95
37 27 elip 0.0 0.0 66.5 74.0 0.0 1.0 1.0
40 381 PIXELS OF SIZE 0.4
45 RAYS USER 301 DETECTOR SPACING 1.1
46 ANGLES 500 EQUAL SPACING
49 QUANTUM 1.0 1.0 CALIBRATION 4
58 STOP TERMINATION KLDS 100000 RPRT
60 SUPERIORIZE 16 0.999 1 SMOO RPRT
62 Example 11 Illustrating the Superiorized MAP EM algorithm for PET