Fast Solvers for Two-Dimensional Fractional Diffusion Equations Using Rank Structured Matrices.
Stefano MasseiMariarosa MazzaLeonardo RobolPublished in: SIAM J. Sci. Comput. (2019)
Keyphrases
- diffusion equation
- reaction diffusion
- anisotropic diffusion
- scale space
- three dimensional
- pattern formation
- diffusion process
- partial differential equations
- noise removal
- boundary conditions
- image enhancement
- scale spaces
- finite difference
- filtering method
- nonlinear diffusion
- pattern recognition
- noise reduction
- edge detection
- feature space
- object recognition