An efficient multigrid solver for two-dimensional spatial fractional diffusion equations with variable coefficients.
Kejia PanHai-Wei SunYuan XuYufeng XuPublished in: Appl. Math. Comput. (2021)
Keyphrases
- diffusion equation
- anisotropic diffusion
- partial differential equations
- boundary conditions
- scale space
- reaction diffusion
- three dimensional
- noise removal
- multiscale
- pattern formation
- image analysis
- multiresolution
- image enhancement
- diffusion process
- wavelet coefficients
- finite difference
- image denoising
- image processing
- cellular automata
- scale spaces
- level set
- edge detection
- optical flow
- coherence enhancing diffusion