Joint kernel dictionary and classifier learning for sparse coding via locality preserving K-SVD.
Weiyang LiuZhiding YuMeng YangLijia LuYuexian ZouPublished in: ICME (2015)
Keyphrases
- sparse coding
- dictionary learning
- sparse representation
- sparse codes
- discriminative dictionary
- feature space
- unsupervised learning
- natural images
- linear classifiers
- learning algorithm
- image classification
- manifold structure
- dimensionality reduction
- generative model
- image representation
- support vector
- visual categorization
- kernel learning
- discriminative power
- high dimensional data
- subspace learning
- feature selection
- signal processing
- bayesian networks
- pattern recognition
- similarity measure
- training data
- kernel function
- data sets
- active learning
- locality preserving projections
- computer vision