Discriminative Local Sparse Representations for Robust Face Recognition
Yi ChenUmamahesh SrinivasThong T. DoVishal MongaTrac D. TranPublished in: CoRR (2011)
Keyphrases
- robust face recognition
- sparse representation
- sparse coding
- face recognition
- subspace learning
- dictionary learning
- feature extraction
- unsupervised learning
- feature analysis
- image classification
- image patches
- manifold learning
- face recognition algorithms
- object tracking
- feature selection
- natural images
- linear combination
- test images
- learning algorithm
- signal processing
- semi supervised
- high dimensional data
- image representation
- dimensionality reduction
- face images
- gabor features
- face recognition systems
- neural network
- linear discriminant analysis
- generative model
- convex optimization
- active appearance models
- principal component analysis
- facial expressions