Table 1.
Reconstruction settings
| System | System | Pixel spacing (mm) | Slice thickness (mm) | Reconstruction method | Post filter width (mm) | Resolution recovery |
|---|---|---|---|---|---|---|
| A | Discovery 690 | 3.65 | 3.27 | VPFXS | 6.4 | Yes |
| B | Discovery 690 | 2.73 | 3.27 | VPHD | 6.5 | No |
| C | Discovery 710 | 2.73 | 3.27 | VPFX | 6.4 | No |
| D | Discovery 710 | 2.73 | 3.27 | VPFXS | 9.0 | Yes |
| E | Biograph 40 mCT | 3.18 | 2.00 | PSF+TOF | 7.0 | Yes |
| F | Somatom Definition AS mCT | 3.18 | 5.00 | PSF+TOF | 8.0 | Yes |
| G | Ingenuity TF PET/CT | 4.00 | 4.00 | BLOB-OS-TF | 4.0 | No |
| H | Biograph 64 mCT | 4.07 | 5.00 | OSEM3D+TOF | 5.0 | No |