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An algebraic generalization of local Fourier analysis for grid transfer operators in multigrid based on Toeplitz matrices.
Marco Donatelli
Published in:
Numer. Linear Algebra Appl. (2010)
Keyphrases
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fourier analysis
fourier transform
eigendecomposition
systems of linear equations
frequency domain
non stationary
spherical harmonics
multiresolution
least squares
multiscale
spectral clustering
covariance matrix
signal processing
singular value decomposition
transfer learning
partial differential equations
image analysis
subband