Research Article
A Hybrid Domain Degradation Feature Extraction Method for Motor Bearing Based on Distance Evaluation Technique
Table 3
Recognition rate and recognition time.
| Method | Recognition rate | Recognition time |
| The single domain feature extraction | 98.4% | 8.854626 s | High dimension feature extraction | 99.2% | 19.293885 s | The proposed method | 99.6% | 9.902657 s |
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