An adaptive denoising method for tongue images in traditional Chinese medicine

Abstract

This paper presents an adaptive method for removing noises of tongue images, which combines the wavelet-transform-denoising method and median-filter-denoising method. First, a new adaptive median filter which detects the edge and impulse of the image and then adaptively changes the size of the window based on the “noise-free pixel” and &#x201C… (More)

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