21 search results - page 2 / 5 » Fast GEM wavelet-based image deconvolution algorithm |
ISBI
2007
IEEE
14 years 1 days ago
2007
IEEE
We present a modified version of the deconvolution algorithm introduced by Figueiredo and Nowak, which leads to a substantial acceleration. The algorithm essentially consists in ...
ICIP
1999
IEEE
13 years 10 months ago
1999
IEEE
by 0. In the discrete Fourier transform (DFT) domain, We propose a hybrid approach to wavelet-based image deconvolution that comprises Fourier-domain system inversion followed by w...
ICIP
2009
IEEE
14 years 6 months ago
2009
IEEE
In this paper, we propose a fast image deconvolution algorithm that combines adaptive block thresholding and Vaguelet-Wavelet Decomposition. The approach consists in first denoisi...
CVPR
2011
IEEE
13 years 27 days ago
2011
IEEE
Blind image deconvolution is an ill-posed problem that requires regularization to solve. However, many common forms of image prior used in this setting have a major drawback in th...
ISBI
2004
IEEE
14 years 6 months ago
2004
IEEE
We address the problem of restoration of images obtained through a scattering medium. We present an efficient quasimaximum likelihood blind deconvolution approach based on the fas...