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Table 1 Parameters used for the acquisition and reconstruction of PET scans

From: A novel phantom technique for evaluating the performance of PET auto-segmentation methods in delineating heterogeneous and irregular lesions

Parameter

Value

2D matrix size CT (voxels)

512 × 512

2D matrix size PET (voxels)

256 × 256

Voxel size high resolution CT

0.977 mm × 0.977 mm × 2.5 mm

Voxel size PET

2.73 mm × 2.73 mm × 3.27 mm

Field of view dimensions

700 mm × 153 mm

Duration of bed position

3 min

Reconstruction algorithm

Vue Point FX TOF-corrected

Algorithm settings

3D ML OSEM 24 subsets 2 iterations

Post-processing filter cut-off

6.4 mm

CT-based attenuation correction

yes