374 search results - page 22 / 75 » Sparse representation of images with hybrid linear models |
PAMI
2006
14 years 9 months ago
2006
Three-dimensional appearance models consisting of spatially varying reflectance functions defined on a known shape can be used in analysis-by-synthesis approaches to a number of vi...
ICIP
2008
IEEE
15 years 11 months ago
2008
IEEE
In this paper, we address the problem of hallucinating a high resolution face given a low resolution input face. The problem is approached through sparse coding. To exploit the fa...
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Voted
ICIP
2009
IEEE
15 years 10 months ago
2009
IEEE
Sparse Orthonormal Transforms (SOT) has recently been proposed as a data compression method that can achieve sparser representations in transform domain. Given initial conditions,...
ICIP
1999
IEEE
15 years 11 months ago
1999
IEEE
This paper highlights recent advancesin image compression aided by 3-D geometry information. As two examples, we present a model-aided video coder for efficient compression of hea...
ICIP
2003
IEEE
15 years 2 months ago
2003
IEEE
Two hybrid systems for classifying seven categories of human facial expression are proposed. The £rst system combines independent component analysis (ICA) and support vector mach...