Face recognition via Weighted Sparse Representation.
Can-Yi LuHai MinJie GuiLin ZhuYing-Ke LeiPublished in: J. Vis. Commun. Image Represent. (2013)
Keyphrases
- sparse representation
- face recognition
- dictionary learning
- sparse coding
- face images
- reconstruction error
- joint optimization
- compressive sensing
- image patches
- subspace learning
- image representation
- negative matrix factorization
- object tracking
- test images
- compressed sensing
- image classification
- dimensionality reduction
- random projections
- face databases
- illumination variations
- regularized least squares
- sparse approximations
- high dimensional data
- signal processing
- face recognition systems
- linear discriminant analysis
- computer vision
- sparse representation based classification
- sparse reconstruction
- gabor features
- object detection
- principal component analysis
- neural network
- feature analysis
- multiscale
- piecewise smooth
- object recognition
- feature extraction
- face recognition algorithms
- image processing
- sparsity constraints
- sparse codes