Fig. 3From: Performance evaluation of a new high-sensitivity time-of-flight clinical PET/CT system2D cross-sections of reconstructed image quality phantom at the axial center of the spheres with a 192 × 192 image matrix. The ratios of the activity concentrations within hot rods, background, and cold rods were 8:1:0. a 3D-OSEM. b 3D-OSEM with PSF function. c 3D-OSEM with TOF information. d 3D-OSEM with both TOF information and PSF functionBack to article page