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

<div>Comparison between PDE model and other denoising algorithms. (a) Denoised signal with Haar wavelet. (b) Denoised signal with morphology Haar wavelet. (c) Denoised signal with the Perona–Malik model.</div>

Shock and Vibration

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Figure 2: Rolling Bearing Fault Vibration Signal Denoising Based on Adaptive Morphological Wavelet Perona–Malik Filter Algorithm 