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Table 2 Reconstruction parameters used for the HRRT phantom and healthy subject scans

From: Cross-validation study between the HRRT and the PET component of the SIGNA PET/MRI system with focus on neuroimaging

HRRT Matrix size Voxel size
[mm3]
Iterations Subsets PSF correction Filter
Phantom data Healthy subject data
Native 256 × 256 × 207 1.22 × 1.22 × 1.22 1 up to 10 6 16 None None
Filter 256 × 256 × 207 1.22 × 1.22 × 1.22 1 up to 10 6 16 None 2 mm FWHM gaussian in all 3 dimensions
PSF 256 × 256 × 207 1.22 × 1.22 × 1.22 1 up to 10 10 16 Yes (see reference to PSF correction [15]) None
PSF + filter 256 × 256 × 207 1.22 × 1.22 × 1.22 1 up to 10 10 16 Yes (see reference to PSF correction [15]) 2 mm FWHM gaussian in all 3 dimensions