Rolling Bearing Diagnosis Based on Adaptive Probabilistic PCA and the Enhanced Morphological Filter

<div>Analysis results of experimental signals by the VMD method with <i>k</i> = 5 and <i>α</i> = 2000: (a) frequency spectrum of the five decomposed modes; (b) time-domain spectrum of mode u5; (c) envelope spectrum of mode u5.</div>

Shock and Vibration

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Figure 22

Figure 22: Rolling Bearing Diagnosis Based on Adaptive Probabilistic PCA and the Enhanced Morphological Filter 