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Table 1 The change of COV over different scan durations for the OSEM + PSF reconstruction, compared with the expected value, calculated based on the COV value at 30 s

From: SMART (SiMulAtion and ReconsTruction) PET: an efficient PET simulation-reconstruction tool

Time (seconds) COV simulation Expected (acc. formula 1)
30 0.71  
60 0.50 0.50
120 0.35 0.35
300 0.22 0.22