********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