21 search results - page 1 / 5 » Gradient Adaptive Image Restoration and Enhancement |
ICIP
2006
IEEE
14 years 6 months ago
2006
IEEE
Various methods have been proposed for image enhancement and restoration. The main difficulty is how to enhance the structures uniformly while suppressing the noise without artifa...
ICIP
2001
IEEE
14 years 6 months ago
2001
IEEE
In this paper, we propose image restoration algorithms based on adaptive wavelet?domain statistical models. We present a method to estimate the model parameters from the observati...
CVPR
2010
IEEE
14 years 1 months ago
2010
IEEE
In image restoration tasks, a heavy-tailed gradient distribution of natural images has been extensively exploited as an image prior. Most image restoration algorithms impose a spa...
ICIP
1997
IEEE
14 years 6 months ago
1997
IEEE
We present a new approach based on Partial Differential Equations (PDE) to restore noisy blurred images. After studying the methods to denoise images, staying as close as possible...
ICIP
2008
IEEE
13 years 11 months ago
2008
IEEE
In this paper, we investigate the possibility of enhancing the usability of iris recognition via exploration of the specular spots in iris images. Firstly, the spatial configurat...