Kernel sparse representation with local patterns for face recognition.
Cuicui KangShengcai LiaoShiming XiangChunhong PanPublished in: ICIP (2011)
Keyphrases
- sparse representation
- face recognition
- regularized least squares
- dictionary learning
- sparse coding
- image patches
- compressive sensing
- subspace learning
- negative matrix factorization
- image classification
- compressed sensing
- face images
- signal processing
- object tracking
- sparse approximations
- high dimensional data
- joint optimization
- image representation
- sparse codes
- norm minimization
- sparse representation based classification
- random projections
- face recognition systems
- test images
- face recognition algorithms
- pattern recognition
- kernel function
- linear discriminant analysis
- kernel methods
- feature space
- image reconstruction
- computer vision
- sparse reconstruction
- feature vectors
- nearest neighbor
- facial expressions
- object detection
- linear classifiers