A fourth-order accurate, Numerov-type, three-point finite-difference discretization of electrochemical reaction-diffusion equations on nonuniform (exponentially expanding) spatial grids in one-dimensional space geometry.
Leslaw K. BieniaszPublished in: J. Comput. Chem. (2004)
Keyphrases
- diffusion equation
- finite difference
- fourth order
- partial differential equations
- noise removal
- anisotropic diffusion
- reaction diffusion
- nonlinear diffusion
- scale space
- image enhancement
- numerical solution
- diffusion process
- level set
- image denoising
- left invariant
- scale spaces
- boundary conditions
- noise reduction
- image processing
- denoising
- multiscale
- finite element
- edge detection
- coherence enhancing diffusion
- spatial structure
- filtering method
- differential equations
- image segmentation
- image interpolation
- edge map
- error rate
- multiresolution
- image analysis
- pairwise
- preprocessing