An overcomplete pyramid representation for improved gsm image denoising.
Damith J. MudugamuwaWenjing JiaXiangjian HeJie YangPublished in: ICME (2011)
Keyphrases
- image denoising
- natural images
- denoising
- noisy images
- multiscale
- total variation
- partial differential equations
- wavelet coefficients
- image representation
- image processing
- wavelet domain
- input image
- bilateral filtering
- multiresolution
- higher order
- image deblurring
- additive gaussian noise
- object recognition
- contourlet transform
- augmented lagrangian
- total variation regularization
- undecimated wavelet transform
- wavelet domain hidden markov tree
- denoising methods
- sparse representation
- translation invariant
- segmentation algorithm
- linear combination
- image classification
- wavelet transform
- pairwise
- similarity measure
- image segmentation