A Boundary-Layer Preconditioner for Singularly Perturbed Convection Diffusion.
Scott P. MacLachlanNiall MaddenThái Anh NhanPublished in: SIAM J. Matrix Anal. Appl. (2022)
Keyphrases
- diffusion processes
- diffusion equation
- diffusion process
- anisotropic diffusion
- edge preserving
- multi layer
- denoising
- information diffusion
- nonlinear diffusion
- partial differential equations
- original data
- noise removal
- medical images
- shape description
- application layer
- low frequency
- object boundaries
- critical points
- image enhancement
- edge detection
- diffusion model
- data sets
- silicon dioxide