Multiscale Object Detection Method for Track Construction Safety Based on Improved YOLOv5

Table 5

Performance comparison between our improved YOLOv5 algorithm and other state-of-the-art models on COCO dataset.

Model	mAP/%	Detection speed/FPS	Memory size/MB
Faster R–CNN	36.8	9	315
YOLOv3	33	20	235
YOLOv5	36.7	140	27
Our YOLOv5	38.7	147	28