Bounds for blow-up time of a reaction-diffusion equation with weighted gradient nonlinearity.
Lingwei MaZhong Bo FangPublished in: Comput. Math. Appl. (2018)
Keyphrases
- diffusion equation
- reaction diffusion
- anisotropic diffusion
- scale space
- diffusion process
- fidelity term
- diffusion coefficient
- edge detection
- partial differential equations
- image enhancement
- noise removal
- gaussian kernel
- edge map
- boundary conditions
- scale spaces
- nonlinear diffusion
- structure tensor
- image processing
- filtering method
- finite difference
- zero crossing
- edge information
- total variation
- image compression
- higher order
- image analysis
- feature extraction