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. Author manuscript; available in PMC: 2024 Apr 18.
Published in final edited form as: Med Phys. 2022 May 15;49(7):4430–4444. doi: 10.1002/mp.15653

TABLE 2.

CASToR reconstruction parameters

Scanner Matrix size Voxel size (mm) PSF modelinga Iteration subsets Simulation time (s)
EXPLORER 512 × 512 × 256 0.5 × 0.5 × 0.5 3.0:3.0 5:8 120
Biograh Vision 512 × 512 × 256 0.5 × 0.5 × 0.5 3.5:3.5 5:8 120
Prism-PET 1 mm 512 × 512 × 256 0.5 × 0.5 × 0.5 1.5:1.5 5:8 120
Prism-PET 1.5 mm 512 × 512 × 256 0.5 × 0.5 × 0.5 1.5:1.5 5:8 120
a

The PSF is modeled as a 3D Gaussian kernel with transaxial-FWHM : axial-FWHM in mm.