Table 2 Reconstruction parameters used for the HRRT phantom and healthy subject scans
HRRT | Matrix size | Voxel size [mm3] | Iterations | Subsets | PSF correction | Filter | |
|---|---|---|---|---|---|---|---|
Phantom data | Healthy subject data | ||||||
Native | 256 × 256 × 207 | 1.22 × 1.22 × 1.22 | 1 up to 10 | 6 | 16 | None | None |
Filter | 256 × 256 × 207 | 1.22 × 1.22 × 1.22 | 1 up to 10 | 6 | 16 | None | 2 mm FWHM gaussian in all 3 dimensions |
PSF | 256 × 256 × 207 | 1.22 × 1.22 × 1.22 | 1 up to 10 | 10 | 16 | Yes (see reference to PSF correction [15]) | None |
PSF + filter | 256 × 256 × 207 | 1.22 × 1.22 × 1.22 | 1 up to 10 | 10 | 16 | Yes (see reference to PSF correction [15]) | 2 mm FWHM gaussian in all 3 dimensions |