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Table 4 FWHM defined before reconstruction for intrinsic spatial resolution along all dimensions for five transverse positions, for both simulated (Sim.) and experimental (Exp.) data

From: Monte Carlo simulation of digital photon counting PET

Position (cm)Sim. FWHM (mm)Exp. FWHM (mm)Abs. diff. (mm)
 XYZXYZXYZ
(0,1,0)1.731.481.911.931.712.37− 0.20− 0.23− 0.46
(0,10,0)1.871.972.811.972.093.51− 0.10− 0.12− 0.70
(0,20,0)1.772.192.991.902.183.37− 0.130.01− 0.38
(10,0,0)1.821.692.761.951.873.50− 0.13− 0.18− 0.74
(20,0,0)1.771.733.011.891.903.40− 0.13− 0.17− 0.40
  1. The columns to the right give their absolute difference