Deblocking Scheme for JPEG-Coded Images Using Sparse Representation and All Phase Biorthogonal Transform.
Liping WangCheng-You WangXiao ZhouPublished in: J. Commun. (2016)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- compressive sensing
- joint optimization
- compressed sensing
- reconstruction error
- image classification
- image patches
- image compression
- image representation
- high dimensional data
- signal processing
- random projections
- sparse approximations
- piecewise smooth
- filter bank
- dimensionality reduction
- regularized least squares
- perfect reconstruction
- test images
- pattern recognition
- compressed images
- higher order
- neural network
- data sets