Research on Chinese traditional opera costume recognition based on improved YOLOv5

Heritage Science

Table 1 Ablation experimental result

Models	Add attention mechanism	Modify feature pyramids	Modify the loss function	mAP0.5	Time per frame/ms
YOLOv5s	×	×	×	0.832	24
Improved Model 1	√	×	×	0.855	26
Improved Model 2	×	√	×	0.845	26
Improved Model 3	×	×	√	0.842	22
YOLOv5-CBD	√	√	√	0.863	28