A Heavy-Haul Railway Corrugation Diagnosis Method Based on WPD-ASTFT and SVM

<div>(a) The plot of the columnwise mean values of the entropy for each subsignal. (b) The difference of the means between the normal section and the corrugation section.</div>

Shock and Vibration

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Figure 9

Figure 9: A Heavy-Haul Railway Corrugation Diagnosis Method Based on WPD-ASTFT and SVM 