Improving Dictionary Learning: Multiple Dictionary Updates and Coefficient Reuse.

Leslie N. Smith Michael Elad

Published in: IEEE Signal Process. Lett. (2013)

Keyphrases

dictionary learning
sparse representation
image super resolution
sparse coding
sparse codes
dictionary learning for sparse
object category recognition
linear combination
group sparsity
denoising
image classification
data sets
face recognition
maximum likelihood
image representation
image patches