Yolov4 High-Speed Train Wheelset Tread Defect Detection System Based on Multiscale Feature Fusion

Table 4

Results of different fusion modules in Yolov4.

Method	Recall (%)	Precision (%)	mAP (%)	Fps	F1
FPN-Yolov4	72.73	96.00	80.63	35.85	0.83
ASFF-Yolov4	43.94	72.50	59.87	36.37	0.55
Our method	78.79	94.55	86.25	37.05	0.86