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		<identifier>oai:zbc.uz.zgora.pl:78644</identifier>
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<dc:title xml:lang="pl"><![CDATA[Regularization parameter selection in discrete ill-posed problems - The use of the U-curve]]></dc:title>
<dc:creator><![CDATA[Krawczyk-Stańdo, Dorota]]></dc:creator>
<dc:creator><![CDATA[Rudnicki, Marek]]></dc:creator>
<dc:subject xml:lang="pl"><![CDATA[ill-posed problems]]></dc:subject>
<dc:subject xml:lang="pl"><![CDATA[Tikhonov regularization]]></dc:subject>
<dc:subject xml:lang="pl"><![CDATA[regularization parameter]]></dc:subject>
<dc:subject xml:lang="pl"><![CDATA[L-curve]]></dc:subject>
<dc:subject xml:lang="pl"><![CDATA[U-curve]]></dc:subject>
<dc:description xml:lang="pl"><![CDATA[To obtain smooth solutions to ill-posed problems, the standard Tikhonov regularization method is most often used. For the practical choice of the regularization parameter ? we can then employ the well-known L-curve criterion, based on the L-curve which is a plot of the norm of the regularized solution versus the norm of the corresponding residual for all valid regularization parameters. This paper proposes a new criterion for choosing the regularization parameter ?, based on the so-called U-curve. A comparison of the two methods made on numerical examples is additionally included.]]></dc:description>
<dc:publisher><![CDATA[Zielona Góra: Uniwersytet Zielonogórski]]></dc:publisher>
<dc:contributor><![CDATA[Korbicz, Józef (1951- ) - red.]]></dc:contributor>
<dc:date><![CDATA[2007]]></dc:date>
<dc:type xml:lang="pl"><![CDATA[artykuł]]></dc:type>
<dc:identifier><![CDATA[http://www.zbc.uz.zgora.pl/repozytorium/Content/78644/AMCS_2007_17_2_2.pdf]]></dc:identifier>
<dc:identifier><![CDATA[https://zbc.uz.zgora.pl/repozytorium/dlibra/publication/88398/edition/78644/content]]></dc:identifier>
<dc:identifier><![CDATA[oai:zbc.uz.zgora.pl:78644]]></dc:identifier>
<dc:source xml:lang="pl"><![CDATA[AMCS, volume 17, number 2 (2007)]]></dc:source>
<dc:source xml:lang="pl"><![CDATA[https://www.amcs.uz.zgora.pl/?action=papers&issue=28]]></dc:source>
<dc:language><![CDATA[eng]]></dc:language>
<dc:relation><![CDATA[oai:zbc.uz.zgora.pl:publication:88398]]></dc:relation>
<dc:rights xml:lang="pl"><![CDATA[Biblioteka Uniwersytetu Zielonogórskiego]]></dc:rights>
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