Comparison of PDE-based non-linear anistropic diffusion techniques for image denoising.
Sisira WeeratungaChandrika KamathPublished in: Image Processing: Algorithms and Systems (2003)
Keyphrases
- image denoising
- nonlinear diffusion
- partial differential equations
- anisotropic diffusion
- denoising
- natural images
- noisy images
- image inpainting
- diffusion equation
- total variation
- image processing
- fourth order
- bilateral filtering
- wavelet coefficients
- wavelet domain
- additive gaussian noise
- diffusion process
- noise removal
- energy functional
- total variation regularization
- wavelet domain hidden markov tree
- image deblurring
- scale spaces
- denoising algorithm
- curve evolution
- nonlocal means
- edge preserving
- augmented lagrangian
- probability distribution
- undecimated wavelet transform
- pairwise