Keyphrases
- face recognition
- sparse representation
- weighting functions
- face images
- human faces
- sparse coding
- web image annotation
- face recognition systems
- dictionary learning
- discriminant analysis
- principal component analysis
- recognition accuracy
- feature extraction
- sparse data
- linear discriminant analysis
- feature space
- orl face database
- elastic bunch graph matching
- facial images
- face databases
- weighted graph
- face detection
- dimensionality reduction
- compressive sensing
- high dimensional
- robust face recognition
- multiscale