First-Order System Least Squares Finite-Elements for Singularly Perturbed Reaction-Diffusion Equations.
James H. AdlerScott MacLachlanNiall MaddenPublished in: LSSC (2019)
Keyphrases
- finite element
- least squares
- diffusion equation
- finite difference
- reaction diffusion
- anisotropic diffusion
- diffusion process
- scale space
- partial differential equations
- noise removal
- image enhancement
- pattern formation
- boundary conditions
- higher order
- scale spaces
- boundary element
- numerical solution
- finite element model
- edge detection
- nonlinear diffusion
- edge map
- denoising
- image denoising
- optical flow
- multiscale
- b spline
- cellular automata
- natural images
- preprocessing
- image processing
- pattern recognition
- feature space
- filtering method