Rolling Bearing Fault Vibration Signal Denoising Based on Adaptive Morphological Wavelet Perona–Malik Filter Algorithm

<div>CWRU measured data. (a) Noisy bearing signal. (b) Denoised signal with adaptive operator. (c) Denoised signal with wavelet. (d) Denoised signal with morphology Haar wavelet. (e) Denoised signal with Perona–Malik model.</div>

Shock and Vibration

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Figure 5

Figure 5: Rolling Bearing Fault Vibration Signal Denoising Based on Adaptive Morphological Wavelet Perona–Malik Filter Algorithm 