Classification of unions of subspaces with sparse representations.
Alhussein FawziPascal FrossardPublished in: ACSSC (2013)
Keyphrases
- sparse representation
- dictionary learning
- image classification
- high dimensional data
- compressive sensing
- feature representation
- pattern recognition
- feature space
- machine learning
- sparse coding
- text classification
- dimensionality reduction
- feature vectors
- feature extraction
- joint optimization
- neural network
- decision trees
- dimension reduction
- subspace learning
- manifold learning
- regularized least squares
- image representation
- low dimensional
- signal processing
- supervised learning
- training set
- image processing
- feature selection