Supercloseness of linear streamline diffusion finite element method on Bakhvalov-type mesh for singularly perturbed convection-diffusion equation in 1D.
Xiaowei LiuJin ZhangPublished in: Appl. Math. Comput. (2022)
Keyphrases
- diffusion equation
- finite element method
- boundary conditions
- partial differential equations
- anisotropic diffusion
- diffusion process
- numerical solution
- finite difference
- finite element
- diffusion processes
- numerical simulations
- scale space
- numerical methods
- heat transfer
- gaussian kernel
- nonlinear diffusion
- finite element model
- scale spaces
- diffusion coefficient
- shape from shading
- image enhancement
- sufficient conditions
- noise removal
- multiscale
- image processing
- edge detection
- linear systems
- left invariant
- differential equations
- edge map
- active contour model
- level set
- image analysis
- pairwise
- pattern recognition
- computer vision