A Novel Fault Diagnosis Model for Bearing of Railway Vehicles Using Vibration Signals Based on Symmetric Alpha-Stable Distribution Feature Extraction

<div>The diagnostic accuracy based on the Morlet wavelet kernel and RBF kernel LS-SVM optimized by PSO, respectively.</div>

Shock and Vibration

fig10

Figure 10

Figure 10: A Novel Fault Diagnosis Model for Bearing of Railway Vehicles Using Vibration Signals Based on Symmetric Alpha-Stable Distribution Feature Extraction 

Figure 10 | A Novel Fault Diagnosis Model for Bearing of Railway Vehicles Using Vibration Signals Based on Symmetric Alpha-Stable Distribution Feature Extraction 