基于损伤区域融合变换的轴承鼓形滚子表面损伤检测方法

艾青林,崔景瑞,吕冰海,童桐

Surface defect detection method for bearing drum-shaped rollers based on fusion transformation of defective area

Qing-lin AI,Jing-rui CUI,Bing-hai LV,Tong TONG

表 6 不同样本阈值对准确率与查准率的影响

Tab.6 Influence of different positive sample thresholds on accuracy and precision

t $ {P_a} $ $ {P_{\text{c}}} $ t ${P_a} $ ${P_{\text{c}}} $ 0.5 0.952 0.977 0.8 0.934 0.992 0.6 0.947 0.981 0.9 0.888 0.998 0.7 0.940 0.985 − − −