Simultaneous dimensionality reduction and dictionary learning for sparse representation based classification.
Baoqing YangChaochen GuKaijie WuTao ZhangXin-Ping GuanPublished in: Multim. Tools Appl. (2017)
Keyphrases
- dictionary learning
- dimensionality reduction
- sparse representation based classification
- sparse representation
- sparse coding
- high dimensional
- high dimensional data
- graph embedding
- principal component analysis
- unsupervised learning
- feature extraction
- feature space
- manifold learning
- low dimensional
- face recognition
- group sparsity
- data points
- pattern recognition
- object category recognition
- sparse codes
- test images
- image classification
- video sequences
- data sets
- dictionary learning for sparse