Table 3.

Segmentation performance comparison of proposed methods and baseline settings.

Models	Distal Radius		Distal Ulna
	IoU (95% CI)	DSC (95% CI)	IoU (95% CI)	DSC (95% CI)
U-Net	0.912 (0.906–0.926)	0.930 (0.915–0.939)	0.918 (0.897–0.922)	0.920 (0.908–0.934)
Multi-task with U-Net	0.937 (0.912–0.944)	0.943 (0.921–0.949)	0.931 (0.906–0.937)	0.937 (0.919–0.945)
Attention-U-Net	0.945 (0.932–0.953)	0.950 (0.939–0.958)	0.948 (0.933–0.961)	0.950 (0.937–0.962)
Proposed methods	0.960 (0.951–0.973)	0.973 (0.962–0.979)	0.966 (0.948–0.977)	0.969 (0.962–0.978)