Asymptotic spreading of a time periodic diffusion equation with degenerate monostable nonlinearity.
Wei-Jian BoXiaohui WangBang-Sheng HanYan LiPublished in: Commun. Nonlinear Sci. Numer. Simul. (2021)
Keyphrases
- diffusion equation
- scale space
- anisotropic diffusion
- partial differential equations
- diffusion process
- noise removal
- image enhancement
- scale spaces
- gaussian kernel
- boundary conditions
- filtering method
- diffusion coefficient
- nonlinear diffusion
- multiscale
- finite difference
- level set
- image analysis
- single image
- post processing
- image quality
- edge map
- edge detection
- denoising
- image features
- similarity measure
- machine learning