Table 2 Point Spread Function (PSF) obtained for the direct and TOF-FBP images as a function of CRT. Values presented are for position (x=20,y=0,z=75) cm
From: Performance assessment of the 2 γpositronium imaging with the total-body PET scanners
PSF direct image [mm] | PSF TOF-FBP image [mm] | |||
|---|---|---|---|---|
CRT [ps] | Radial | Axial | Radial | Axial |
10 | 4.2 | 4.8 | 4.5 | 5.5 |
50 | 5.4 | 5.2 | 4.5 | 5.5 |
140 | 10.2 | 6.8 | 5.0 | 6.0 |
500 | 29.9 | 6.8 | 5.0 | 6.0 |