Research Article
Evaluation and Prediction Method of Rolling Bearing Performance Degradation Based on Attention-LSTM
Table 1
Alternative performance degradation indicators.
| Feature | Equation |
| Mean value | | Peak-to-peak value | | Kurtosis | | Peak indicator | | Margin indicator | | Average amplitude | | Root mean square | | Peak value | | Waveform index | | Pulse indicator | | Kurtosis | | Square root amplitude | |
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