Research Article

Application of LCD-SVD Technique and CRO-SVM Method to Fault Diagnosis for Roller Bearing

Table 3

Identification results of 2nd dataset obtained by LCD-SVD-CRO-SVM, LCD-SVD-GA-SVM, LCD-SVD-PSO-SVM, and LCD-SVD-CRO-SVM method.

MethodTraining samplesTest samplesOptimal Optimal Cost time (s)Identification rate (%)

LCD-SVD-CRO-SVM160200.378050.44727.09100
LCD-SVD-GA-SVM16020125.510.844516.2995.2
LCD-SVD -PSO-SVM160204082.210.838815.1795.5

LCD-SVD-CRO-SVM245153991.317.483.83100
LCD-SVD-GA-SVM2451514.1121.847.2193.3
LCD-SVD -PSO-SVM24515902.791.83811.57100

LCD-SVD -CRO-SVM33010817.97290.050.65100
LCD-SVD-GA-SVM33010163.7520.25468.64100
LCD-SVD-PSO-SVM330103303.893.427.23100