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Pesi e correlazioni per misure dirette condizionate. - MaRDI portal

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Pesi e correlazioni per misure dirette condizionate. (Q2582668)

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Pesi e correlazioni per misure dirette condizionate.
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    Pesi e correlazioni per misure dirette condizionate. (English)
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    1941
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    Übertragung des Inhaltes einer früheren Arbeit (\textit{A. Marcantoni}, Riv. Catasto Serv. tecn. erar. 7(1940), 383-388; F.~d.~M. 66) auf \(n\) direkt gemessene Größen \(z_1, \ldots \!,z_n\), die durch \(q(< n)\) Bedingungsgleichungen \(f_i(z_1, \ldots \!,z_n)=0\) \((i=1,\ldots \!, q)\) verknüpft sind, und deren Meßwerte \(z_i^0\) nach Gauß bei Berücksichtigung der Gewichte \(p_1, \ldots \!,p_n\) mit Hilfe der Methode der kleinsten Quadrate korrigiert werden. Es werden Korrelationsindices \((\sigma_{ik}=2M(\delta z_i \delta z_k)/[M(\delta z_i^2)+M(\delta z_k^2)])\) und Korrelationskoeffizienten \((r_{ik}=M(\delta z_i \delta z_k)/(\sqrt{M(\delta z_i^2) M(\delta z_k^2)}))\) je zweier Fehler bestimmt. Als Beispiel: Messung der drei Winkel eines Dreiecks.
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