Scanner type | Reconstruction algorithm | Iterations | Subsets | Default smoothing (mm) | Sensitivity (cps/kBq) | Axial field of view (cm) | Axial pixel size (mm) | Additional smoothing (mm) |
mCT | PSF-TOF | 3 | 21 | 8.0 | 9.6 | 21.8 | 2.4 | — |
Gemini | BLOB-OS-TF | 3 | 33 | — | 6.6 | 18.0 | 4.0 | 7 |
Discovery | OSEM-TOF | 2 | 18 | 6.4 | 7.5 | 15.7 | 3.3 | 6 |
PSF-TOF = point spread function time of flight; BLOB-OS-TF = BLOB (rotationally symmetric volume elements) ordered-subsets time of flight; OSEM-TOF = ordered-subsets expectation maximization time of flight.