Image super-resolution based on multi-space sparse representation.
Guodong JingYunhui ShiDehui KongWenpeng DingBaocai YinPublished in: Multim. Tools Appl. (2014)
Keyphrases
- image super resolution
- sparse representation
- dictionary learning
- sparse coding
- image patches
- face recognition
- image classification
- low resolution
- super resolution
- signal processing
- image representation
- high dimensional data
- low dimensional
- data sets
- dimensionality reduction
- test images
- neural network
- pattern recognition
- maximum likelihood
- bag of words
- image reconstruction
- object recognition
- em algorithm
- computer vision
- class specific
- low resolution images