基于改进YOLOv5的推力球轴承表面缺陷检测算法

袁天乐,袁巨龙,朱勇建,郑翰辰

Surface defect detection algorithm of thrust ball bearing based on improved YOLOv5

Tian-le YUAN,Ju-long YUAN,Yong-jian ZHU,Han-chen ZHENG

表 3 改进归一化函数检测结果对比

Tab.3 Improved comparison of detection results for normalization functions

算法 预处理 AP p r mAP@0.5 划伤 压印 缺球 BN 无 0.567 0.789 0.988 0.855 0.757 0.782 IN 无 0.592 0.835 0.994 0.840 0.791 0.807 BN 有 0.676 0.846 0.986 0.826 0.816 0.836 IN 有 0.684 0.855 0.993 0.862 0.792 0.844