Research Article
An Unsupervised Intelligent Fault Diagnosis System Based on Feature Transfer
Table 5
Accuracy on the different source-target pairs.
| ā | SVM | RF | TCA-SVM | TCA-RF | EEMD-SVM | EEMD-RF | EEMD-TCA-SVM | EEMD-TCA-RF |
| A-B | 0.2581 | 0.1063 | 0.2709 | 0.3307 | 0.6212 | 0.4765 | 0.6914 | 0.5538 | A-C | 0.1745 | 0.1021 | 0.2060 | 0.2752 | 0.6595 | 0.5659 | 0.6529 | 0.6009 | A-D | 0.2340 | 0.1148 | 0.2667 | 0.2051 | 0.4808 | 0.5659 | 0.5316 | 0.5128 | B-A | 0.1106 | 0.1191 | 0.2342 | 0.2965 | 0.5447 | 0.4936 | 0.5529 | 0.5529 | B-C | 0.1277 | 0.1148 | 0.2222 | 0.2803 | 0.7446 | 0.7659 | 0.8283 | 0.7687 | B-D | 0.0809 | 0.1106 | 0.2410 | 0.2189 | 0.5361 | 0.3787 | 0.5923 | 0.4102 | C-A | 0.1064 | 0.0936 | 0.2897 | 0.2521 | 0.5532 | 0.5148 | 0.5274 | 0.5778 | C-B | 0.2341 | 0.1021 | 0.2863 | 0.2598 | 0.8851 | 0.7829 | 0.8847 | 0.7821 | C-D | 0.3362 | 0.1063 | 0.3471 | 0.3265 | 0.4597 | 0.3787 | 0.6521 | 0.5231 | D-A | 0.1957 | 0.1277 | 0.2623 | 0.2641 | 0.5974 | 0.5106 | 0.5728 | 0.4905 | D-B | 0.1574 | 0.1234 | 0.2940 | 0.2623 | 0.4978 | 0.4212 | 0.7103 | 0.6102 | D-C | 0.1914 | 0.1064 | 0.2623 | 0.2923 | 0.5829 | 0.5148 | 0.6128 | 0.5641 | Average | 0.1839 | 0.1106 | 0.2652 | 0.2719 | 0.5969 | 0.5307 | 0.6507 | 0.5789 |
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