Lung Nodule Segmentation and Recognition Algorithm Based on Multiposition U-Net

Table 2

Comparison of segmentation performance of lung nodules.

Algorithm	(%)	(%)	(%)	(%)
Level sets	79	21	20	79
Active contour model	83	20	18	81
Dual-branch residual network	86	17	15	84
Ours	91	15	11	88