A Rolling Bearing Fault Diagnosis Method Based on EMD and Quantile Permutation Entropy

<div>The output results and the desired outputs of testing sets with the feature vector consisting of the EMD-SQPE: (a) SVM diagnosis results; (b) PSOSVM diagnosis results.</div>

Mathematical Problems in Engineering

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Figure 5

Figure 5: A Rolling Bearing Fault Diagnosis Method Based on EMD and Quantile Permutation Entropy 