Partial face recognition: A sparse representation-based approach.
Luoluo LiuTrac D. TranSang Peter ChinPublished in: ICASSP (2016)
Keyphrases
- sparse representation
- face recognition
- dictionary learning
- sparse coding
- reconstruction error
- joint optimization
- face images
- negative matrix factorization
- compressed sensing
- image classification
- image patches
- object tracking
- random projections
- compressive sensing
- linear discriminant analysis
- test images
- subspace learning
- sparse reconstruction
- high dimensional data
- feature extraction
- image representation
- signal processing
- principal component analysis
- sparse approximations
- data sets
- dimensionality reduction
- multiscale
- regularized least squares
- low resolution
- high resolution
- video sequences
- robust face recognition
- sparse representation based classification