Keyphrases
- sparse representation
- feature space
- kernel function
- information theory
- mutual information
- kernel methods
- sparse coding
- linear combination
- kernel density
- information entropy
- face recognition
- kernel regression
- image representation
- basis functions
- information theoretic
- image patches
- sparse kernel
- dimensionality reduction
- kernel machines
- natural images
- kernel space
- gaussian processes
- kernel pca
- neural network
- high dimensional data
- fuzzy entropy
- multiscale
- support vector
- linear classifiers
- image classification
- similarity function
- loss function