A nonlinear filter for high order discontinuous Galerkin discretizations with discontinuity resolution within the cell.
Konstantinos T. PanourgiasJohn A. EkaterinarisPublished in: J. Comput. Phys. (2016)
Keyphrases
- high order
- nonlinear filters
- partial differential equations
- higher order
- image processing
- pairwise
- differential equations
- anisotropic diffusion
- median filter
- markov random field
- image denoising
- low resolution
- high resolution
- order statistics
- median filtering
- natural images
- mathematical morphology
- edge detector
- edge preserving
- least squares