A classification scheme for regularizing preconditioners, with application to Toeplitz systems

DOI10.1016/j.laa.2004.10.006zbMath1071.65062OpenAlexW2089742104MaRDI QIDQ1774964

Claudio Estatico

Publication date: 4 May 2005

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2004.10.006

zbMATH Keywords

linear systemsToeplitz matricesRegularizationPreconditioningmatrix inverseIll-posed problemsMatrix algebrasnumericl examplesregularizing preconditioners

Mathematics Subject Classification ID

Ill-posedness and regularization problems in numerical linear algebra (65F22) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)

Related Items (7)

Structure preserving preconditioners for image deblurring ⋮ A note on the (regularizing) preconditioning of \(g\)-Toeplitz sequences via \(g\)-circulants ⋮ Regularization of inverse problems by an approximate matrix-function technique ⋮ Superoptimal approximation for unbounded symbols ⋮ Preconditioners for ill-posed Toeplitz matrices with differentiable generating functions ⋮ Preconditioners for image restoration by reblurring techniques ⋮ Regularized fast multiple-image deconvolution for LBT

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