Table 4.

Scalability: Testing U-Net and O-Net on 256 × 256 slices.

Model	PixAcc.	Dice	IoU	Prec	Sen.	Spec.	G-mean
U-Net [14]	0.996	0.779	0.641	0.999	0.992	0.821	0.901
O-Net	0.997	0.844	0.731	0.998	0.991	0.547	0.734