Gradient Recovery for Singularly Perturbed Boundary Value Problems I: One-Dimensional Convection-Diffusion.
Hans-Görg RoosTorsten LinßPublished in: Computing (2001)
Keyphrases
- boundary value problem
- poisson equation
- diffusion processes
- diffusion equation
- partial differential equations
- boundary conditions
- anisotropic diffusion
- differential equations
- diffusion process
- structure tensor
- numerical solution
- fixed point theorem
- variational inequalities
- image denoising
- gradient domain
- image processing
- gradient field
- level set
- nonlinear diffusion
- multiscale
- edge detection
- denoising
- information diffusion
- scale spaces
- energy functional
- image enhancement
- curve evolution
- diffusion tensor
- noise removal
- continuous functions
- numerical methods
- image restoration
- sufficient conditions
- scale space