A nonlinear fourth-order PDE for image denoising in Sobolev spaces with variable exponents and its numerical algorithm.
Hamdi HouichetAnis TheljaniMaher MoakherPublished in: Comput. Appl. Math. (2021)
Keyphrases
- image denoising
- partial differential equations
- numerical algorithms
- fourth order
- denoising
- nonlinear diffusion
- computational complexity
- total variation
- image processing
- image inpainting
- image interpolation
- multiscale
- natural images
- noisy images
- cost function
- wavelet domain
- spatial domain
- anisotropic diffusion
- scale space
- level set
- higher order
- computer vision