Table 1.

Segmentation accuracy (pixel accuracy (acc), mean accuracy (mean acc), and mean IOU) of different types of FCN in the stage of coarse segmentation in validation set.

The type of networks	Acc	Mean acc	Mean IOU
FCN	0.874	0.853	0.57
U-net	0.854	0.79	0.59
U-net+T	0.91	0.83	0.75
FCN+T	0.9810	0.9678	0.8485
FCN+T+P(3&4)	0.984	0.969	0.867
FCN+T+P(2&3&4)	0.989	0.973	0.889
FCN+T+P(1&2&3&4)	0.991	0.981	0.918