Multigrid for High-Dimensional Elliptic Partial Differential Equations on Non-equidistant Grids.
Hisham Bin ZubairCornelis W. OosterleeRoman WienandsPublished in: SIAM J. Sci. Comput. (2007)
Keyphrases
- partial differential equations
- high dimensional
- image denoising
- anisotropic diffusion
- low dimensional
- image processing
- level set
- numerical methods
- numerical solution
- boundary value problem
- high dimensional data
- image enhancement
- finite difference method
- fourth order
- dimensionality reduction
- multiscale
- energy functional
- mathematical morphology
- finite difference
- high order
- curve evolution
- differential equations
- numerical algorithms
- feature space
- computer vision
- nonlinear diffusion
- parameter space
- problems in image processing
- difference equations
- dynamical systems
- machine learning
- diffusion equation
- image analysis
- image restoration
- gray scale