71 search results - page 13 / 15 » Sparse Signal Recovery Using Markov Random Fields |
CVPR
2011
IEEE
13 years 27 days ago
2011
IEEE
In this paper, we propose a novel method to reduce the magnitude of 4D CT artifacts by stitching two images with a data-driven regularization constrain, which helps preserve the l...
TMI
2008
13 years 5 months ago
2008
We propose a new method for detecting activation in functional magnetic resonance imaging (fMRI) data. We project the fMRI time series on a low-dimensional subspace spanned by wave...
AVSS
2006
IEEE
13 years 11 months ago
2006
IEEE
Background modeling for dynamic scenes is an important problem in the context of real time video surveillance systems. Several nonparametric background models have been proposed t...
CVPR
2008
IEEE
13 years 7 months ago
2008
IEEE
In photometric stereo a robust method is required to deal with outliers, such as shadows and non-Lambertian reflections. In this paper we rely on a probabilistic imaging model tha...
ICASSP
2010
IEEE
13 years 4 months ago
2010
IEEE
Bone mineral density (BMD) measurements and fracture analysis of the spine bones are restricted to the Vertebral bodies (VBs), especially the trabecular bones (TBs). In this paper...