OSEM reconstruction corrections
|
Number of iterations (i) and subsets (ss)
|
Filter
|
Calculated activity concentration (MBq/ml)
|
Real activity concentration (MBq/ml)
|
Deviation (%)
|
---|
AC + RR + SC
|
4i*5ss
|
None
|
0.506
|
0.537
|
− 5.88
|
4i*10ss
|
0.495
|
− 7.88
|
6i*10ss
|
0.502
|
− 6.55
|
8i*10ss
|
0.503
|
− 6.33
|
16i*10ss
|
0.502
|
− 6.55
|
32i*10ss
|
0.507
|
− 5.66
|
4i*5ss
|
Gaussian 0.11 cm
|
0.507
|
− 5.66
|
4i*10ss
|
0.494
|
− 88.0
|
6i*10ss
|
0.509
|
− 5.22
|
8i*10ss
|
0.507
|
− 5.66
|
16i*10ss
|
0.505
|
− 66.0
|
- AC attenuation correction, RR recovery resolution, SC scatter correction