The long time error estimates for the second order backward difference approximation to sub-diffusion equations with boundary time delay and feedback gain.
Da XuPublished in: Math. Comput. Simul. (2023)
Keyphrases
- error estimates
- diffusion equation
- error estimation
- cross validation
- fourth order
- anisotropic diffusion
- scale space
- finite difference
- partial differential equations
- noise removal
- provably correct
- diffusion process
- edge map
- error analysis
- pattern formation
- scale spaces
- model selection
- nonlinear diffusion
- higher order
- high order
- filtering method
- image enhancement
- multiscale
- image denoising
- natural images
- denoising
- training set
- decision trees