Higher-order energy-preserving difference scheme for the fourth-order nonlinear strain wave equation.
Zhihui TianMaohua RanYang LiuPublished in: Comput. Math. Appl. (2023)
Keyphrases
- wave equation
- fourth order
- high order
- higher order
- lower order
- partial differential equations
- noise removal
- hamilton jacobi
- nonlinear diffusion
- low order
- pairwise
- image interpolation
- markov random field
- numerical solution
- natural images
- anisotropic diffusion
- finite difference
- image features
- estimation error
- energy minimization
- denoising
- image processing