A Variational Model Combining Curvelet Shrinkage and Nonlinear Anisotropic Diffusion for Image Denoising.
Weibin ZhangWenjuan ZhangPublished in: IAS (2009)
Keyphrases
- image denoising
- denoising
- total variation
- natural images
- noisy images
- wavelet domain
- partial differential equations
- nonlinear diffusion
- wavelet shrinkage
- denoising algorithm
- image processing
- additive gaussian noise
- wavelet domain hidden markov tree
- total variation regularization
- wavelet coefficients
- bilateral filtering
- wavelet denoising
- denoising methods
- gaussian noise
- noise removal
- image deblurring
- frequency domain
- rudin osher fatemi
- signal processing
- nonlocal means
- shrinkage functions
- undecimated wavelet transform
- noise level
- noise suppression
- higher order
- object recognition
- feature extraction
- face recognition