IMAGE: ganymede3.jpg ALGORITHM: Summary of Directional Annulus, Hough, and JPL algorithms SIZE CUTOFFS: r = 3 to 50 CRATERS RECOGNIZED: 548 NUM GOOD DETECTIONS: 253 NUM CRATERS MISSED (LARGER THAN CUTOFF, ADDED BY HAND): 183 (406 total) NUM FALSE POSITIVES: 295 (includes duplicates) NUM REQUIRING TWEAKS: ??? IMAGE: ganymede3.jpg ALGORITHM: Directional Annulus SIZE CUTOFFS: r = 7 to 50 CRATERS RECOGNIZED: 147 NUM GOOD DETECTIONS: 46 NUM CRATERS MISSED (LARGER THAN CUTOFF, ADDED BY HAND): 87 (133 total) NUM FALSE POSITIVES: 101 NUM REQUIRING TWEAKS: 2 IMAGE: ganymede3.jpg ALGORITHM: Hough, c>= 0.7 SIZE CUTOFFS: r > 2.88 CRATERS RECOGNIZED: 140 NUM GOOD DETECTIONS: 21 NUM CRATERS MISSED (LARGER THAN CUTOFF, ADDED BY HAND): 385 (406 total) NUM FALSE POSITIVES: 119 NUM REQUIRING TWEAKS: IMAGE: ganymede3.jpg ALGORITHM: JPL SIZE CUTOFFS: r = 3 to 8.5 CRATERS RECOGNIZED: 261 NUM GOOD DETECTIONS: 161 NUM CRATERS MISSED (LARGER THAN CUTOFF, ADDED BY HAND): 245 (406 total) NUM FALSE POSITIVES: 100 NUM REQUIRING TWEAKS: