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 1 损失函数不同α值对模型指标的影响

Tab.1 Influence of different alpha values of loss function on model indicators

$ \alpha $ ${P_{\rm{a}}}$ $ {P_{\text{c}}} $ $ {F_\delta } $ 0.50 0.927 0.979 0.966 0.75 0.922 0.956 0.950 1.00 0.929 0.958 0.953 1.25 0.927 0.949 0.947 1.50 0.924 0.926 0.932