Sparse representation for face recognition: A review paper.
Jitendra MadarkarPoonam SharmaRimjhim Padam SinghPublished in: IET Image Process. (2021)
Keyphrases
- sparse representation
- face recognition
- dictionary learning
- sparse coding
- regularized least squares
- image classification
- compressed sensing
- random projections
- image patches
- face images
- compressive sensing
- dimensionality reduction
- negative matrix factorization
- reconstruction error
- sparse reconstruction
- test images
- object tracking
- joint optimization
- signal processing
- sparse approximations
- computer vision
- feature extraction
- subspace learning
- high dimensional data
- image representation
- facial expressions
- illumination variations
- natural images
- face databases
- gabor features