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.
| Method | Training samples | Test samples | Optimal | Optimal | Cost time (s) | Identification rate (%) |
| LCD-SVD-CRO-SVM1 | 60 | 20 | 0.37805 | 0.4472 | 7.09 | 100 | LCD-SVD-GA-SVM1 | 60 | 20 | 125.51 | 0.8445 | 16.29 | 95.2 | LCD-SVD -PSO-SVM1 | 60 | 20 | 4082.21 | 0.8388 | 15.17 | 95.5 |
| LCD-SVD-CRO-SVM2 | 45 | 15 | 3991.31 | 7.48 | 3.83 | 100 | LCD-SVD-GA-SVM2 | 45 | 15 | 14.112 | 1.84 | 7.21 | 93.3 | LCD-SVD -PSO-SVM2 | 45 | 15 | 902.79 | 1.838 | 11.57 | 100 |
| LCD-SVD -CRO-SVM3 | 30 | 10 | 817.97 | 290.05 | 0.65 | 100 | LCD-SVD-GA-SVM3 | 30 | 10 | 163.75 | 20.2546 | 8.64 | 100 | LCD-SVD-PSO-SVM3 | 30 | 10 | 3303.89 | 3.42 | 7.23 | 100 |
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