103 search results - page 8 / 21 » Total Variation Based Oversampling of Noisy Images |
TIP
2008
13 years 7 months ago
2008
In this paper, we propose novel algorithms for total variation (TV) based image restoration and parameter estimation utilizing variational distribution approximations. Within the h...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
The problem of dynamical tomography consists in reconstructing a temporal sequence of images from their noisy projections. For this purpose, a recursive algorithm is usually used,...
TIP
1998
13 years 7 months ago
1998
Abstract—A general variational framework for image approximation and segmentation is introduced. By using a continuous “line-process” to represent edge boundaries, it is poss...
ECCV
2004
Springer
14 years 9 months ago
2004
Springer
Among image restoration literature, there are mainly two kinds of approach. One is based on a process over image wavelet coefficients, as wavelet shrinkage for denoising. The other...
JMIV
2007
13 years 7 months ago
2007
In image denoising, many researchers have tried for several years to combine wavelet-like approaches and optimization methods (typically based on the total variation minimization)...