高铁接触网U型抱箍螺母故障检测算法
牛英杰,苏燕辰,程敦诚,廖家,赵海波,高永强

High-speed rail contact network U-holding nut fault detection algorithm
Ying-jie NIU,Yan-chen SU,Dun-cheng CHENG,Jia LIAO,Hai-bo ZHAO,Yong-qiang GAO
表 4 不同模型定位精度、检测速度及参数量的对比
Tab.4 Comparison of detection precision, detection velocity and parameter number under different models
模型 主干网络 mAP/% v /(帧·s−1 N /106
Faster_RCNN ResNeXt101 98.33 9.5 60
DETR ResNeXt101 98.61 15.0 61
M2Det ResNet101 98.75 2.4 98.9
EfficientDet D7 99.95 5.2 66
HND-Net HND-Net 99.84 17.1 52