Weighted Non-locally Self-similarity Sparse Representation for Face Deblurring.
Lei TianChunxiao FanYue MingXiaopeng HongPublished in: ACCV Workshops (1) (2016)
Keyphrases
- sparse representation
- dictionary learning
- face recognition
- sparse coding
- face images
- illumination variations
- image classification
- compressive sensing
- random projections
- compressed sensing
- object tracking
- reconstruction error
- facial expressions
- dimensionality reduction
- joint optimization
- sparse reconstruction
- signal processing
- test images
- image patches
- natural images
- negative matrix factorization
- denoising
- regularized least squares
- sparse approximations
- high dimensional data
- image representation
- piecewise smooth
- image restoration
- pattern recognition
- point spread function
- image denoising
- norm minimization
- sparsity constraints