Research Article
Roller Bearing Fault Diagnosis Based on Adaptive Sparsest Narrow-Band Decomposition and MMC-FCH
| Frequency domain statistical parameters | Time-domain statistical parameters |
| Mean | Skewness | Spectral amplitude mean | Spectral root 4/2-moment ratio | | | | | Root mean square | Kurtosis | Spectral amplitude standard deviation | Spectral standard deviation frequency | | | | | Square root amplitude | Crest factor | Spectral amplitude skewness | Spectral frequency skewness | | | | | Mean amplitude | Clearance factor | Spectral amplitude kurtosis | Spectral frequency kurtosis | | | | | Maximum peak | Shape factor | Spectral gravity frequency | | | | | | Standard deviation | Crest factor | Spectral root mean square frequency | | | | | |
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