Numerical treatment of singularly perturbed parabolic partial differential equations with nonlocal boundary condition.
Getu Mekonnen WondimuMesfin Mekuria WoldaregayTekle Gemechu DinkaGemechis File DuressaPublished in: Frontiers Appl. Math. Stat. (2022)
Keyphrases
- partial differential equations
- boundary conditions
- image denoising
- finite difference
- numerical methods
- boundary value problem
- finite difference method
- numerical algorithms
- reaction diffusion
- denoising
- level set
- numerical solution
- diffusion equation
- anisotropic diffusion
- image processing
- image enhancement
- finite element method
- energy functional
- differential equations
- natural images
- sufficient conditions
- fourth order
- finite element model
- shape from shading
- numerical scheme
- curve evolution
- image restoration
- quotient space
- high order
- wavelet coefficients
- nonlinear diffusion
- multiscale
- image segmentation
- numerical analysis
- noise removal
- level set method
- gray scale
- single image
- wavelet transform
- nonlinear partial differential equations