Table 2.

Results for our experiments comparing single-level and two-level warping approach as well as cross-validation and training without withheld data: Dice scores listed by anatomical structures of our experiments using Cycle Discrepancy for training.

	Liver	Spleen	Lkidney	Rkidney	Mean
initial	59.32	36.90	36.59	37.02	42.46
	± 14.03	± 19.49	± 19.53	± 22.08	± 18.78
cross-validation	77.95	69.89	70.18	71.85	72.30
1 warp	± 8.16	± 16.00	± 24.34	± 34.40	± 20.75
cross-validation	80.71	72.12	79.33	74.65	76.68
2 warps	± 9.33	± 17.08	± 26.06	± 36.91	± 22.34
trained without withheld data	81.04	71.11	76.27	76.49	76.23
1 warp	± 8.22	± 18.03	± 24.25	± 32.64	±20.88
trained without withheld data	81.85	76.77	79.81	80.17	79.65
2 warps	± 0.58	± 13.64	± 24.52	± 34.65	± 20.25
NiftyReg	83.97	76.55	79.83	79.26	79.90
reg_aladin	± 6.19	± 12.00	± 7.12	± 37.55	± 15.15