The effect of the 2-D Laplacian operator approximation on the performance of finite-difference time-domain schemes for Maxwell's equations.
Anastasios H. PanaretosJames T. AberleRodolfo E. DiazPublished in: J. Comput. Phys. (2007)
Keyphrases
- finite difference
- numerical scheme
- laplacian operator
- anisotropic diffusion
- partial differential equations
- diffusion equation
- semi implicit
- finite element
- numerical solution
- hamilton jacobi
- numerical analysis
- level set
- frequency domain
- range data
- diffusion process
- regular grid
- multiscale
- image enhancement
- differential equations
- nonlinear diffusion
- differential operators
- image processing
- noise removal
- boundary conditions
- image denoising
- scale space
- edge detection
- image analysis