Blind Signal Classification via Sparse Coding.
Youngjune GwonSiamak DastangooH. T. KungCarl FossaPublished in: GLOBECOM (2016)
Keyphrases
- sparse coding
- dictionary learning
- natural images
- sparse representation
- image classification
- unsupervised learning
- linear combination
- generative model
- discriminative power
- image representation
- person re identification
- group sparsity
- feature space
- single image super resolution
- sparse codes
- image patches
- visual words
- alternating optimization
- high dimensional
- visual recognition
- sparsity constraints
- multiscale
- object category recognition
- super resolution
- higher order
- supervised learning
- small number
- feature extraction
- discriminative dictionary
- face recognition