Optimal algorithms for linear ill-posed problems yield regularization methods
作者:
Robert Plato,
期刊:
Numerical Functional Analysis and Optimization
(Taylor Available online 1990)
卷期:
Volume 11,
issue 1-2
页码: 111-118
ISSN:0163-0563
年代: 1990
DOI:10.1080/01630569008816364
出版商: Marcel Dekker, Inc.
数据来源: Taylor
摘要:
We consider a linear ill-posed operator equationAx = yin Hilbert spaces. An algorithmRε:Y→Xfor solving this equation with given inexact right-hand sideyε, such that, is called order optimal if it provides best possible error estimates under the assumption that the minimal norm solutionx*of this operator equation fulfils some smoothness condition. It is shown that if such an algorithm is slightly modified tothen it is a regularization method, i.e., we havewithout additional conditions onx*.
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