TY - Computer Engineering and Applications A1 - CHANG Hui, RAO Zhiqiang, ZHAO Yulin, LI Yichen T1 - Research on Tunnel Crack Segmentation Algorithm Based on Improved U-Net Network Y1 - 2021-11-15 JF - Computer Engineering and Applications JO - Computer Engineering and Applications SP - 215 EP - 222 VL - 57 IS - 22 UR - http://cea.ceaj.org N1 - 10.3778/j.issn.1002-8331.2007-0223 ER -