Smoothing vs. sharpening of colour images: Together or separated

Abstract

It is still a challenge to improve the efficiency and effectiveness of image denoising and enhancement methods. There exists denoising and enhancement methods that are able to improve visual quality of images. This is usually obtained by removing noise while sharpening details and improving edges contrast. Smoothing refers to the case of denoising when noise follows a Gaussian distribution.

Keywords

• color images
• image smoothing
• image sharpening
• 94a08
• 68u10