Kernel collaborative representation based dictionary learning and discriminative projection.
Guoqing ZhangHuaijiang SunGuiyu XiaQuan-Sen SunPublished in: Neurocomputing (2016)
Keyphrases
- dictionary learning
- dictionary learning for sparse
- object category recognition
- sparse codes
- sparse coding
- sparse representation
- class specific
- discriminative power
- image representation
- sparsity constraints
- kernel function
- group sparsity
- natural images
- feature space
- data analysis
- neural network
- feature selection
- unsupervised learning
- semi supervised
- linear classifiers
- kernel methods