Keyphrases
- image denoising
- group sparse coding
- multi layer
- natural images
- sparse coding
- denoising
- image classification
- noisy images
- total variation
- partial differential equations
- image processing
- wavelet coefficients
- wavelet domain
- bilateral filtering
- higher order
- input image
- undecimated wavelet transform
- multiscale
- total variation regularization
- denoising methods
- neural network
- additive gaussian noise
- nonlocal means
- wavelet domain hidden markov tree
- augmented lagrangian
- probability model
- denoising algorithm
- neural nets
- object recognition
- feature extraction
- computer vision