Table 2.

The ablation analysis on the testing set. The sensitivity of tiny lesions is short for Tiny Sensitivity. The spatial-only model is marked as Ours-SP, the complete one as Ours.

	Mean Dice Score	Mean Accuracy	Sensitivity	Tiny Sensitivity
Ours-SP	0.9062	0.9783	0.9689	0.9413
Ours	0.9197	0.9839	0.9725	0.9442
Mask R-CNN	0.9024	0.9717	0.9590	0.9165
U-net	0.8801	0.9691	0.9246	0.8408