Sparsity-Oriented Nonconvex Nonseparable Regularization for Rolling Bearing Compound Fault under Noisy Environment

<div>High-quality factor components and their envelope spectra. (a) High-quality factor component waveform. (b) High-quality factor component envelope spectrum.</div>

Shock and Vibration

fig11

Figure 11

Figure 11: Sparsity-Oriented Nonconvex Nonseparable Regularization for Rolling Bearing Compound Fault under Noisy Environment 