A positivity-preserving edge-centred finite volume scheme for heterogeneous and anisotropic diffusion problems on polygonal meshes.
Shuai MiaoShuai SuPublished in: Comput. Appl. Math. (2024)
Keyphrases
- anisotropic diffusion
- edge detection
- edge enhancement
- diffusion coefficient
- multiresolution
- diffusion equation
- edge preserving
- diffusion process
- partial differential equations
- nonlinear diffusion
- numerical scheme
- noise removal
- diffusion tensor
- nonlinear filtering
- speckle noise
- bilateral filtering
- image quality
- object recognition