Keyphrases
- subspace learning
- discriminative subspace
- graph embedding
- dimensionality reduction
- data representation
- locality preserving projections
- manifold learning
- linear combination
- sparse coding
- principal component analysis
- semi supervised
- sparse representation
- learning algorithm
- face recognition
- fisher criterion
- high dimensional data
- low dimensional
- small number
- linear subspace
- machine learning
- multiscale
- image segmentation
- subspace learning algorithm
- maximum margin criterion