Reliable Fault Diagnosis of Rotary Machine Bearings Using a Stacked Sparse Autoencoder-Based Deep Neural Network

<div>The complex envelope spectra of an (a) inner raceway fault, (b) outer raceway fault, and (c) roller fault signals for various shaft speeds.</div>

Shock and Vibration

fig7

Figure 7

Figure 7: Reliable Fault Diagnosis of Rotary Machine Bearings Using a Stacked Sparse Autoencoder-Based Deep Neural Network 