Table 3: Recovery coefficient RC (%) of SPECT images for each image reconstruction method for selected 6 collimators.
|
|
|
|
Collimator |
|
|
|
|
|
LEHR-2 |
LEHR-3 |
LEHR-4 |
LEHR-5 |
LEHR-6 |
MEGP-2 |
|
OSEM |
66.3 |
65.7 |
67.5 |
69.0 |
65.1 |
66.7 |
|
OSEM-CBC |
77.7 |
78.5 |
79.4 |
79.7 |
78.3 |
76.5 |
|
OSEM-FDR |
77.1 |
77.9 |
78.9 |
78.7 |
77.9 |
75.3 |
|
FBP |
65.6 |
66.4 |
66.8 |
68.1 |
64.9 |
63.3 |
|
FBP-FDR |
75.6 |
77.5 |
77.6 |
77.9 |
76.7 |
73.8 |