Research Article
Rotating Machinery Remaining Useful Life Prediction Scheme Using Deep-Learning-Based Health Indicator and a New RVM
Table 3
Features extracted from the vibration signal.
| Type | Feature |
| Time-domain features | A1: root mean square | A2: kurtosis | A3: peak-peak value | A4: shape factor | A5: peak factor | A6: impulse factor | A7: clearance factor | A8: mean absolute | A9: standard deviation | A10: crest factor |
| Frequency-domain features | B1: mean value | B2: standard deviation | B3: skewness | B4: kurtosis | B5–B12: entropy of different frequency band | Time-frequency features | C1: time-frequency map |
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