Backward error analysis for variational discretisations of partial differential equations.
Robert I. McLachlanChristian OffenPublished in: CoRR (2020)
Keyphrases
- error analysis
- partial differential equations
- methods in computer vision
- numerical algorithms
- level set
- anisotropic diffusion
- evolution equation
- image denoising
- level set framework
- image processing
- image segmentation
- least squares
- numerical solution
- variational framework
- variational methods
- error correction
- energy functional
- curve evolution
- image enhancement
- multiscale
- variational formulation
- numerical methods
- fourth order
- differential equations
- finite difference method
- problems in image processing
- diffusion equation
- edge detection
- total variation
- denoising
- optical flow
- image restoration
- feature extraction
- high order
- wavelet coefficients