Bubble and multiscale stabilization of bilinear finite element methods for transient advection-diffusion equations on rectangular grids.
Onur BaysalPublished in: J. Comput. Appl. Math. (2014)
Keyphrases
- finite element methods
- diffusion equation
- multiscale
- finite difference
- scale space
- partial differential equations
- numerical solution
- finite element
- anisotropic diffusion
- steady state
- scale spaces
- image processing
- edge detection
- wavelet transform
- image segmentation
- natural images
- nonlinear diffusion
- image enhancement
- noise removal
- diffusion process
- finite element model
- laplacian operator
- image analysis
- wavelet coefficients
- experimental data
- curve evolution
- filtering method
- single image
- object recognition