Two conservative and linearly-implicit compact difference schemes for the nonlinear fourth-order wave equation.
Gengen ZhangPublished in: Appl. Math. Comput. (2021)
Keyphrases
- wave equation
- fourth order
- partial differential equations
- hamilton jacobi
- noise removal
- high order
- numerical algorithms
- image interpolation
- nonlinear diffusion
- anisotropic diffusion
- estimation error
- image processing
- finite difference
- image denoising
- denoising
- least squares
- edge preserving
- numerical solution
- diffusion equation