An algorithm for estimating the optimal regularization parameter by the L-curve

In this paper we introduce a new algorithm to estimate the optimal regularization parameter in truncated singular value decomposition (TSVD) regularization methods for the numerical solution of severely ill-posed linear systems. The algorithm couples a geometrical approach to identify the corner of...

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Bibliographic Details
Main Authors: G. Rodriguez, D. Theis
Format: Article
Language:English
Published: Sapienza Università Editrice 2005-01-01
Series:Rendiconti di Matematica e delle Sue Applicazioni
Subjects:
Online Access:https://www1.mat.uniroma1.it/ricerca/rendiconti/ARCHIVIO/2005(1)/69-84.pdf