Out-of-label suppression dictionary learning with cluster regularization.
Xiudong WangYuantao GuPublished in: GlobalSIP (2016)
Keyphrases
- dictionary learning
- group sparsity
- sparse representation
- sparse coding
- clustering algorithm
- object category recognition
- image super resolution
- sparsity constraints
- image classification
- sparse codes
- linear combination
- multi label
- structured sparsity
- unsupervised learning
- high dimensional data
- image patches
- data points
- feature space
- face recognition
- machine learning