Multigrid defect correction and fourth-order compact scheme for Poisson's equation.
Stéphane AbideBelkacem ZeghmatiPublished in: Comput. Math. Appl. (2017)
Keyphrases
- fourth order
- partial differential equations
- anisotropic diffusion
- high order
- noise removal
- image interpolation
- numerical solution
- level set
- nonlinear diffusion
- image denoising
- multiscale
- numerical methods
- image processing
- multiresolution
- image analysis
- image enhancement
- numerical algorithms
- gauss seidel
- estimation error
- noise reduction
- mathematical morphology
- maximum likelihood
- least squares