Democratic prior for anti-sparse coding.

Clement Elvira Pierre Chainais Nicolas Dobigeon

Published in: SSP (2016)

Keyphrases

sparse coding
dictionary learning
sparse representation
natural images
linear combination
image classification
discriminative power

image representation
generative model
single image super resolution
group sparsity
unsupervised learning
sparse codes
visual words

high dimensional
object category recognition
prior knowledge
person re identification
bag of words
image patches
feature space

higher order
data sets
discriminative dictionary
denoising
semi supervised
object recognition
multiscale