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. Author manuscript; available in PMC: 2024 Aug 1.
Published in final edited form as: Med Phys. 2023 Jun 2;50(8):4758–4774. doi: 10.1002/mp.16527

Table 5:

Segmentation accuracy of various methods applied to CBCT scans. SM Bowel: Small bowel; Stomach-Duo: Stomach duodenum. □ HD95 results were not reported. °: p < 0.05, *: p < 0.01, **: p < 0.001.

Method DSC ↑ HD95 mm ↓
SM Bowel Stomach-Duo SM Bowel Stomach-Duo
SyN35 0.55±0.04** 0.67±0.03** 15.87±2.63** 19.52±8.82**
Voxelmorph17 0.65±0.04** 0.73±0.03** 11.43±3.03* 13.35±1.81*
Han et.al 37 □ 0.71±0.11 0.76±0.11 NA NA
nnUnet3 0.49±0.06** 0.59±0.10** 26.97±3.97** 22.04±4.65**
UResNet16 0.68±0.03** 0.74±0.03** 12.79±1.75 10.97±3.10
ProRSeg 0.74±0.02 0.77±0.03 10.05±2.67 9.68±2.67