Displacement preconditioner for Toeplitz least squares iterations
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Publication:1344408
zbMath0809.65038MaRDI QIDQ1344408
James G. Nagy, Robert J. Plemmons, Raymond Honfu Chan
Publication date: 12 February 1995
Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)
Full work available at URL: https://eudml.org/doc/118545
complexityalgorithmnumerical examplesfast Fourier transformcondition numberpreconditioned conjugate gradient methodsuperlinear convergenceleast squares problemsToeplitz matricescirculant preconditionerdisplacement representation
Numerical solutions to overdetermined systems, pseudoinverses (65F20) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)
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