Research Article
The Fault Diagnosis of Rolling Bearing Based on Variational Mode Decomposition and Iterative Random Forest
Table 3
Summary of cross-validation results for each classification method.
| Model | Cross-validation fold | 2 folds | 4 folds | 6 folds | 8 folds | 10 folds |
| EMD-C5.0 | 0.2802 | 0.2436 | 0.2463 | 0.2637 | 0.2418 | EMD-SVM | 0.1987 | 0.1987 | 0.1987 | 0.1987 | 0.1987 | EMD-RF | 0.1976 | 0.1963 | 0.1966 | 0.1971 | 0.1975 | EMD-iRF | 0.2063 | 0.1795 | 0.1719 | 0.1733 | 0.1678 | EEMD-C5.0 | 0.1656 | 0.1194 | 0.1000 | 0.0844 | 0.0953 | EEMD-SVM | 0.1909 | 0.1909 | 0.1909 | 0.1909 | 0.1909 | EEMD-RF | 0.0875 | 0.0903 | 0.0890 | 0.0903 | 0.0889 | EEMD-iRF | 0.0840 | 0.0409 | 0.0307 | 0.0356 | 0.0259 | VMD-C5.0 | 0.0755 | 0.0651 | 0.0590 | 0.0564 | 0.0590 | VMD-SVM | 0.1094 | 0.1094 | 0.1094 | 0.1094 | 0.1094 | VMD-RF | 0.0190 | 0.0196 | 0.0194 | 0.0195 | 0.0197 | VMD-iRF | 0.0191 | 0.0174 | 0.0156 | 0.0154 | 0.0151 |
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