A Low-Dimensional Compact Finite Difference Method on Graded Meshes for Time-Fractional Diffusion Equations.
Rezvan GhaffariFarideh GhoreishiPublished in: Comput. Methods Appl. Math. (2021)
Keyphrases
- finite difference method
- partial differential equations
- diffusion equation
- low dimensional
- anisotropic diffusion
- image denoising
- high dimensional
- finite difference
- gaussian kernel
- level set
- scale spaces
- image enhancement
- manifold learning
- numerical solution
- image processing
- dimensionality reduction
- multiscale
- nonlinear diffusion
- numerical methods
- multiresolution
- euclidean space
- principal component analysis
- data points
- scale space
- differential equations
- feature space
- noise removal
- edge preserving
- d mesh
- denoising
- feature vectors
- filtering method