389 search results - page 1 / 78 » A New Method of Image Denoise Using Contourlet Transform |
ESIAT
2009
IEEE
13 years 7 months ago
2009
IEEE
—In all methods of image denoising, there is a problem always exists that is how to distinguish noise and edge. Now wavelet and contourlet are main tools in image denoising, but ...
ISCAS
2007
IEEE
13 years 10 months ago
2007
IEEE
— In this paper, a modified version of the complex directional pyramid (PDTDFB) is proposed. Unlike the previous approach, the new FB provides an approximately tight-frame decom...
ICIP
2006
IEEE
14 years 6 months ago
2006
IEEE
The contourlet transform was proposed as a directional multiresolution image representation that can efficiently capture and represent singularities along smooth object boundaries...
ICMCS
2006
IEEE
13 years 10 months ago
2006
IEEE
Different denoising schemes show dissimilar types of artifacts. For example, certain transform-based denoising schemes could introduce artifacts in smooth regions while others eli...
ICMCS
2006
IEEE
13 years 10 months ago
2006
IEEE
A new postprocessing method based on adjusted contourlet transform is introduced in this paper for suppressing blocking artifacts (BA) in block-based discrete cosine transform (BD...