Preconditioned fourth-order exponential integrator for two-dimensional nonlinear fractional Ginzburg-Landau equation.
Lu ZhangQifeng ZhangHai-Wei SunPublished in: Comput. Math. Appl. (2023)
Keyphrases
- fourth order
- high order
- nonlinear diffusion
- lower order
- cubic convolution
- noise removal
- image interpolation
- diffusion equation
- partial differential equations
- anisotropic diffusion
- low order
- denoising
- scale spaces
- image denoising
- interpolation methods
- edge preservation
- image enhancement
- higher order
- numerical algorithms
- vector valued
- shift invariant
- edge preserving
- pairwise