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

Table 1

Identification results of 1st dataset obtained by LCD-SVD-CRO-SVM, LCD-SVD-GA-SVM, LCD-SVD-PSO-SVM, and LCD-SVD-CRO-SVM method.

Method	Training samples	Test samples	Optimal	Optimal	Cost time (s)	Identification rate (%)
LCD-SVD-CRO-SVM1	45	15	3213.29	402.23	2.57	100
LCD-SVD-GA-SVM1	45	15	176.08	38.32	27.10	100
LCD-SVD-PSO-SVM1	45	15	168.30	38.31	12.91	100
LCD-SVD-CRO-SVM2	30	10	4187.47	654.50	1.05	100
LCD-SVD-GA-SVM2	30	10	107.37	44.98	12.32	99.3
LCD-SVD-PSO-SVM2	30	10	4096.00	4.83	25.71	99.4