A Positivity-Preserving Finite Volume Scheme with Least Square Interpolation for 3D Anisotropic Diffusion Equation.
Hui XieXuejun XuChuanlei ZhaiHeng YongPublished in: J. Sci. Comput. (2021)
Keyphrases
- diffusion equation
- scale spaces
- least squares
- anisotropic diffusion
- filtering method
- scale space
- diffusion process
- numerical scheme
- boundary conditions
- partial differential equations
- noise removal
- image enhancement
- gaussian kernel
- diffusion coefficient
- diffusion processes
- multiscale
- finite difference
- nonlinear diffusion
- post processing
- computer vision
- coherence enhancing diffusion
- denoising
- wavelet transform
- image processing