Items for "qualification"

Use of extrapolation in regularization methods

Extrapolation is a well-known tool for increasing the accuracy of approximation methods. We consider extrapolation of Tikhonov and Lavrentiev methods and iterated variants of these methods for solving linear ill-posed problems in Hilbert space...

Keywords: Ill-posed problem, iterated Tikhonov method, iterated Lavrentiev method, extrapolation, qualification, accuracy, Lepskii principle, monotone error rule