Spectral Analysis of a Preconditioned Iterative Method for the Convection-Diffusion Equation.
Daniele BertacciniGene H. GolubStefano Serra CapizzanoPublished in: SIAM J. Matrix Anal. Appl. (2006)
Keyphrases
- spectral analysis
- diffusion equation
- anisotropic diffusion
- scale space
- diffusion process
- partial differential equations
- noise removal
- image enhancement
- diffusion processes
- scale spaces
- boundary conditions
- filter bank
- filtering method
- autoregressive
- image processing
- nonlinear diffusion
- image features
- pattern recognition
- edge map
- shape from shading
- neural network
- post processing
- image analysis
- multiscale
- feature selection
- machine learning