771 search results - page 19 / 155 » Modeling non-gaussian noise for robust image analysis |
ISBI
2004
IEEE
14 years 8 months ago
2004
IEEE
A general framework for performing robust, unsupervised tissue classification in magnetic resonance images is presented. Tissue classification is formulated as an estimation probl...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
In this paper, we propose to combine formally noise and shape priors in region-based active contours. On the one hand, we use the general framework of exponential family as a prio...
ICANN
2005
Springer
14 years 1 months ago
2005
Springer
Image superresolution involves the processing of an image sequence to generate a still image with higher resolution. Classical approaches, such as bayesian MAP methods, require ite...
ICIP
2010
IEEE
13 years 4 months ago
2010
IEEE
We present a background subtraction algorithm aimed at efciency and robustness to common sources of disturbance such as illumination changes, camera gain and exposure variations, ...
SCIA
2007
Springer
14 years 1 months ago
2007
Springer
The work presented here takes place in the field of computer aided analysis of facial expressions displayed in sign language videos. We use Active Appearance Models to model a fac...