On MMSE and MAP Denoising Under Sparse Representation Modeling Over a Unitary Dictionary.
Javier TurekIrad YavnehMichael EladPublished in: IEEE Trans. Signal Process. (2011)
Keyphrases
- sparse representation
- denoising
- dictionary learning
- sparse coding
- face recognition
- image patches
- compressive sensing
- image denoising
- image classification
- learned dictionary
- dimensionality reduction
- sparse approximations
- sparse reconstruction
- random projections
- signal processing
- test images
- total variation
- regularized least squares
- joint optimization
- piecewise smooth
- image processing
- norm minimization
- compressed sensing
- high dimensional data
- sparse codes
- image representation
- noisy images
- computer vision
- sparse coefficients
- neural network
- denoising algorithm
- multiscale
- natural images
- image restoration