The image is often corrupted by noise in its collection, acquisition or transmission, The corrupted image is called noisy image. Because the noise is the main factor that influenced image quality and greatly affected to extract the information from it, therefore, denoising is a task of great antiquity.
In the recent few years , wavelet theory has got great progress. Wavelet analysis is local analysis in the time domain and frequency domain, and which represents the signal property using combinat...
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