Generated noise image from the original image, using db1 wavelet perform two layers using wpbmpen full-threshold selection, using hard threshold and soft threshold approach, saving low frequency, image noise reduction, and draw the decomposition coefficients images.

Images denoising based on wavlet\picture.bmp
.................................\wavletdenoise.m
.................................\小波分解.m
.................................\小波重构.m
Images denoising based on wavlet

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