Table 2. The comparison of segmentation results between IterNet and U-Net.

Model	AUC	Accuracy	Sensitivity	Specificity	Dice coefficient	Precision	F1 score
IterNet	0.989	0.988	0.879	0.993	0.879	0.878	0.879
U-Net	0.987	0.981	0.859	0.987	0.815	0.775	0.815

AUC, area under the receiver operator characteristic curve.