Finite difference schemes satisfying an optimality condition for the unsteady heat equation.
Francisco J. Domínguez-MotaSanzon Mendoza ArmentaGerardo Tinoco-GuerreroJose-Gerardo Tinoco-RuizPublished in: Math. Comput. Simul. (2014)
Keyphrases
- finite difference
- heat equation
- partial differential equations
- diffusion equation
- numerical solution
- image denoising
- anisotropic diffusion
- image processing
- scale spaces
- scale space
- gaussian kernel
- level set
- finite element
- image enhancement
- numerical analysis
- multiscale
- diffusion process
- high order
- sufficient conditions
- curve evolution
- steady state
- denoising
- energy functional
- nonlinear diffusion
- flow field
- image smoothing
- differential equations
- optimal solution
- noisy images
- higher order
- multiresolution
- feature extraction
- image brightness
- image segmentation