23 search results - page 2 / 5 » Image noise-informative map for noise standard deviation est... |
SIAMSC
2010
13 years 3 months ago
2010
In numerous applications of image processing, e.g. astronomical and medical imaging, data-noise is well-modeled by a Poisson distribution. This motivates the use of the negative-lo...
CVPR
2011
IEEE
13 years 28 days ago
2011
IEEE
Conventional non-blind image deblurring algorithms involve natural image priors and maximum a-posteriori (MAP) estimation. As a consequence of MAP estimation, separate pre-process...
ICCV
2009
IEEE
14 years 8 months ago
2009
IEEE
Natural images are known to have scale invariant statistics. While some eariler studies have reported the kurtosis of marginal bandpass filter response distributions to be constant...
ICASSP
2011
IEEE
12 years 9 months ago
2011
IEEE
A simple and adaptive single image dehazing algorithm is proposed in this work. Based on the observation that a hazy image has low contrast in general, we attempt to restore the o...
VMV
2001
13 years 6 months ago
2001
Multimodal image registration is a fundamental problem in medical image analysis. In this paper, we propose a novel algorithm to compute the local frequency representations of the...