Fault Identification of Rolling Bearing Using Variational Mode Decomposition Multiscale Permutation Entropy and Adaptive GG Clustering

Figure 10

Clustering results of different combination modes. (a) Multiscale permutation entropy and AGG clustering. (b) IVMD permutation entropy and AGG clustering. (c) IVMD multiscale permutation entropy and FCM clustering. (d) IVMD multiscale permutation entropy and GK clustering.

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