A fourth-order compact solution of the two-dimensional modified anomalous fractional sub-diffusion equation with a nonlinear source term.
Mostafa AbbaszadehAkbar MohebbiPublished in: Comput. Math. Appl. (2013)
Keyphrases
- diffusion equation
- fourth order
- noise removal
- anisotropic diffusion
- partial differential equations
- nonlinear diffusion
- numerical integration
- scale space
- diffusion process
- image enhancement
- integral equation
- scale spaces
- noise reduction
- edge detection
- diffusion coefficient
- denoising
- image denoising
- boundary conditions
- piecewise smooth
- image processing
- high order
- filtering method
- level set
- multiscale
- edge map
- pairwise