Table 2. Segmentation evaluation of 3D U-Net on the different pre-processing datasets.

Index	OD	AD	EAD	PD	EPD
DSC (%)	85.80	87.20	90.83	81.66	84.30
Jaccard (%)	75.33	78.20	83.35	70.00	73.30
Sensitivity (%)	83.71	85.05	90.85	75.39	79.89
HD95 (mm)	18.01	14.77	12.75	23.75	22.40

3D U-Net, three-dimensional U-shape network; OD, original data; AD, augmented data; EAD, enhanced augmented data; PD, patched data; EPD, enhanced patched data; DSC, dice similarity coefficient; HD95, 95th percentile Hausdorff distance.