Discrepancy principles for fractional Tikhonov regularization method leading to optimal convergence rates

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Discrepancy principles for fractional Tikhonov regularization method leading to optimal convergence rates

Year : 2020

Publisher : Springer

Source Title : Journal of Applied Mathematics and Computing

Document Type :

Abstract

Fractional Tikhonov regularization (FTR) method was studied in the last few years for approximately solving ill-posed problems. In this study we consider the Schock-type discrepancy principle for choosing the regularization parameter in FTR and obtained the order optimal convergence rate. Numerical examples are provided in this study.