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      <marc:subfield code="a">Estimation of drinking water quantity in Canada from 2005 to 2019 / </marc:subfield>
      <marc:subfield code="c">by Rezvan Taki and Michael Schimpf.</marc:subfield>
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      <marc:subfield code="a">Environment accounts and statistics analytical and technical paper series, </marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Estimation de la quantité d'eau potable au Canada de 2005 à 2019.</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 13-14).</marc:subfield>
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      <marc:subfield code="a">"This research uses quarterly water data from 2005 to 2019, combined with auxiliary data, such as gross domestic product and population estimates, for modelling. This study examines different techniques, including partial least squares regression, random forest and spline regression. After conducting cross-validation analyses, the spline regression model was selected as the most effective technique and was used to provide a comprehensive evaluation of drinking water production by water treatment plants from 2005 to 2019"--Abstract, page 3.</marc:subfield>
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