An irregular grid for the numerical solution of linear elliptic partial differential equations.
Yurong ChenJiachang SunPublished in: Appl. Math. Comput. (2005)
Keyphrases
- partial differential equations
- numerical solution
- finite difference
- boundary value problem
- anisotropic diffusion
- level set
- image denoising
- image processing
- numerical methods
- differential operators
- energy functional
- difference equations
- multiscale
- differential equations
- image enhancement
- linear systems
- diffusion equation
- numerical algorithms
- level set method
- numerical scheme
- ordinary differential equations
- multiresolution
- high order
- curve evolution
- denoising
- natural images
- feature space
- computational complexity
- objective function
- total variation