基于小波包分解与随机森林的离心泵故障诊断

马飞,邵礼光,徐君,陶梦秋,袁沛,胡炳涛

Centrifugal pump fault diagnosis based on wavelet pack decomposition and random forest

Fei MA,Liguang SHAO,Jun XU,Mengqiu TAO,Pei YUAN,Bingtao HU

表3 不同故障诊断模型的预测效果对比

Table 3 Comparison of prediction effect of different fault diagnosis models

模型 准确率/% AUC-ROC 召回率 F1值 SVM 98.0 0.999 3 0.980 0 0.980 3 KNN 99.5 1.000 0 0.995 0 0.995 0 随机森林 100.0 1.000 0 1.000 0 1.000 0 逻辑斯蒂回归 99.5 0.997 2 0.995 0 0.995 0 高斯朴素贝叶斯 98.5 0.997 1 0.985 0 0.985 0