Improved YOLOv7-Based Algorithm for Detecting Foreign Objects on the Roof of a Subway Vehicle.

Wang, Weijun; Chen, Jinyuan; Huang, Zucheng; Yuan, Hai; Li, Peng; Jiang, Xuyao; Wang, Xintong; Zhong, Cheng; Lin, Qunxu.

Wang W; Guangzhou Institute of Advanced Technology, Guangzhou 511458, China.
Chen J; Guangzhou Institute of Advanced Technology, Guangzhou 511458, China.
Huang Z; Guangzhou Institute of Advanced Technology, Guangzhou 511458, China.
Yuan H; Guangzhou Institute of Advanced Technology, Guangzhou 511458, China.
Li P; School of Rail Transportation, Wuyi University, Jiangmen 529020, China.
Jiang X; Guangzhou Institute of Advanced Technology, Guangzhou 511458, China.
Wang X; Guangzhou Institute of Advanced Technology, Guangzhou 511458, China.
Zhong C; School of Rail Transportation, Wuyi University, Jiangmen 529020, China.
Lin Q; School of Rail Transportation, Wuyi University, Jiangmen 529020, China.