Effect of Choices of Boundary Conditions on the Numerical Efficiency of Direct Solutions of Finite Difference frequency Domain Systems with Perfectly Matched Layers.
Nathan ZhaoShanhui FanPublished in: CoRR (2022)
Keyphrases
- frequency domain
- finite difference
- boundary conditions
- spatial domain
- fourier transform
- boundary value problem
- numerical analysis
- finite element
- diffusion equation
- partial differential equations
- feature extraction
- cross correlation
- level set
- numerical solution
- power spectra
- denoising
- shape from shading
- sufficient conditions
- differential equations
- subband
- natural images
- finite element model
- image registration
- multiresolution
- reaction diffusion
- multiscale