190 search results - page 10 / 38 » Learning structured dictionaries for image representation |
ICPR
2008
IEEE
14 years 1 months ago
2008
IEEE
A sparse representation based method is proposed for text detection from scene images. We start with edge information extracted using Canny operator and then group these edge poin...
ICIP
2008
IEEE
14 years 9 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...
PAMI
2007
13 years 7 months ago
2007
In this paper we present a two-level generative model for representing the images and surface depth maps of drapery and clothes. The upper level consists of a number of folds whic...
ICML
2010
IEEE
13 years 8 months ago
2010
IEEE
We propose low-rank representation (LRR) to segment data drawn from a union of multiple linear (or affine) subspaces. Given a set of data vectors, LRR seeks the lowestrank represe...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Perceptual image quality assessment (IQA) and sparse signal representation have recently emerged as high-impact research topics in the field of image processing. Here we make one...