Asymptotically Compatible Fourier Spectral Approximations of Nonlocal Allen-Cahn Equations.
Qiang DuJiang YangPublished in: SIAM J. Numer. Anal. (2016)
Keyphrases
- spectral estimation
- central limit theorem
- numerical methods
- fourier transform
- endpoints
- fourier spectrum
- spectral analysis
- sample size
- linear systems
- difference equations
- linear equations
- numerical solution
- image reconstruction
- differential equations
- mathematical model
- asymptotically optimal
- frequency domain
- fourier analysis
- temporal information
- radon transform
- hyperspectral images
- denoising
- worst case
- video sequences
- series expansion
- numerical integration
- signal processing
- nonlinear equations
- spectral features
- hyperspectral imagery
- fast fourier transform
- prior model
- image restoration
- normalized cut
- feature extraction