Preconditioners based on fit techniques for the iterative regularization in the image deconvolution problem

DOI10.1007/s10543-005-2639-7zbMath1079.65050OpenAlexW2047646121MaRDI QIDQ2568627

Ornella Menchi, Grazia Lotti, Paola Favati

Publication date: 18 October 2005

Published in: BIT (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10543-005-2639-7

zbMATH Keywords

regularizationnumerical examplespreconditionersToeplitz matricesimage deconvolutiongradient-type iterations

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)

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Regularizing inverse preconditioners for symmetric band Toeplitz matrices

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