1. A novel tunnel-lining crack recognition system based on digital image technology. (February 2021) Authors: Lei, Mingfeng; Liu, Linghui; Shi, Chenghua; Tan, Yuan; Lin, Yuexiang; Wang, Weidong Journal: Tunnelling and underground space technology Issue: Volume 108(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗