Dictionary Reduction: Automatic Compact Dictionary Learning for Classification.
Yang SongZhifei ZhangLiu LiuAlireza RahimpourHairong QiPublished in: ACCV (1) (2016)
Keyphrases
- dimensionality reduction
- sparse representation
- dictionary learning
- sparse coding
- high dimensional data
- pattern recognition
- object category recognition
- feature space
- image super resolution
- unsupervised learning
- sparse codes
- group sparsity
- low dimensional
- class specific
- machine learning
- high quality
- dictionary learning for sparse
- model selection
- image classification
- signal processing
- ground truth
- prior knowledge
- face recognition