Realtime Monitoring Technology of Shield Tail Gap Based on DoubleChannel Laser Image Recognition

XU Chao, HE Chuangbo, XIONG Dongdong, SONG Xiangshuai, WEN Bowei

Tunnel Construction . 2021, (S2): 582 -587 . DOI: 10.3973/j.issn.2096-4498.2021.S2.074