Variational convergence of the Scharfetter-Gummel scheme to the aggregation-diffusion equation and vanishing diffusion limit.
Anastasiia M. HraivoronskaAndré SchlichtingOliver TsePublished in: CoRR (2023)
Keyphrases
- diffusion equation
- diffusion process
- anisotropic diffusion
- filtering method
- scale space
- partial differential equations
- numerical scheme
- image enhancement
- diffusion coefficient
- noise removal
- boundary conditions
- nonlinear diffusion
- diffusion processes
- scale spaces
- finite difference
- piecewise smooth
- post processing
- image segmentation
- optical flow
- reaction diffusion
- coherence enhancing diffusion
- noise reduction
- multiscale