Entropic uncertainty inequalities on sparse representation.
Guanlei XuXiaotong WangXiaogang XuPublished in: IET Signal Process. (2016)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- compressive sensing
- image patches
- image classification
- random projections
- reconstruction error
- compressed sensing
- signal processing
- piecewise smooth
- joint optimization
- regularized least squares
- high dimensional data
- image representation
- negative matrix factorization
- sparse approximations
- test images
- object tracking
- data analysis
- sparsity constraints
- sparse learning
- sparse coefficients
- image data
- learning algorithm
- norm minimization
- sparse reconstruction
- neural network