Table 2. Results of the ablation experiment among the different models.

Backbone	CPM	AFM	Fmeasure	Dice
ResNet-18	–	–	0.7463	0.825
ResNet-18	√	–	0.7564	0.832
ResNet-18	–	√	0.7528	0.827
ResNet-18	√	√	0.7876	0.841

CPM, context pyramid module; AFM, asymmetric semantic fusion module.