Research Article
A Fault Diagnosis Method of Rolling Mill Bearing at Low Frequency and Overload Condition Based on Integration of EEMD and GA-DBN
Table 4
Comparison of models for various input conditions.
| Input | Model | Best accuracy (%) | Time (s) |
| Time domain signals | DBN | 85.6 | 5427 | Time domain features of vibration signals | DBN | 82.1 | 321 | Time domain features of all signals | DBN | 92.5 | 403 | Time domain signals | GA-DBN | 87.3 | 5803 | Time domain features of vibration signals | GA-DBN | 85.0 | 357 | Time domain features of all signals | GA-DBN | 98.3 | 431 |
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