A conservative fourth-order stable finite difference scheme for the generalized Rosenau-KdV equation in both 1D and 2D.
Xiaofeng WangWeizhong DaiPublished in: J. Comput. Appl. Math. (2019)
Keyphrases
- fourth order
- semi implicit
- nonlinear diffusion
- finite difference
- partial differential equations
- anisotropic diffusion
- numerical scheme
- image denoising
- scale spaces
- denoising
- diffusion equation
- numerical solution
- hamilton jacobi
- image processing
- noise removal
- numerical methods
- noise reduction
- level set
- vector valued
- image enhancement
- edge preserving
- speckle noise
- multiscale
- finite element
- post processing
- energy functional
- estimation error
- differential equations
- noisy images
- shape from shading
- scale space
- color images
- natural images
- sufficient conditions