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    <title>topic any relevant practice to share, when combining ESDA and ER together in Spatial Data Science Questions</title>
    <link>https://community.esri.com/t5/spatial-data-science-questions/any-relevant-practice-to-share-when-combining-esda/m-p/423473#M902</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hello, data analysis and business intelligent team,&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;As well known,&amp;nbsp; with the assistance of &lt;A href="http://desktop.arcgis.com/en/arcmap/latest/extensions/geostatistical-analyst/exploratory-spatial-data-analysis-esda-.htm"&gt;&lt;SPAN style="color: #0066cc; text-decoration: underline;"&gt;Exploratory Spatial Data Analysis (ESDA) &lt;/SPAN&gt;&lt;/A&gt;tools in ArcGIS,&amp;nbsp;we can get deep insight about our data, so that those analysis results can help&amp;nbsp;us to choose the best interpolation algorithm and also the right analysis methods.&lt;/P&gt;&lt;P&gt;&lt;BR /&gt;Similarly, the &lt;A href="http://desktop.arcgis.com/en/arcmap/latest/tools/spatial-statistics-toolbox/exploratory-regression.htm"&gt;Exploratory Regression (ER) &lt;/A&gt;analysis tool is also widely used for data analysis practitioners to&amp;nbsp;easily find a properly specified OLS model (Ordinary Least Squares). Sometimes, it certainly works good, especially, when no extreme outliers in the datasets.&lt;/P&gt;&lt;P&gt;&lt;BR /&gt;However,&amp;nbsp;many factors and technical considerations drive&amp;nbsp;us to&amp;nbsp;consider the combination of both ESDA and ER analysis methods together in practice,&amp;nbsp;because we believe that&amp;nbsp;will significantly improve the reliability of the analysis model and prediction accuracy, in particular, for detection of outliers (spatially over time) ...&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;So, as data analysts, please share any relevant&amp;nbsp;thoughts&amp;nbsp;about this? For example, advantages and benefits,&amp;nbsp;some cautions ...&amp;nbsp;when combing both together in your applications.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Regards,&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Tue, 06 Jun 2017 11:59:18 GMT</pubDate>
    <dc:creator>larryzhang</dc:creator>
    <dc:date>2017-06-06T11:59:18Z</dc:date>
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      <title>any relevant practice to share, when combining ESDA and ER together</title>
      <link>https://community.esri.com/t5/spatial-data-science-questions/any-relevant-practice-to-share-when-combining-esda/m-p/423473#M902</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hello, data analysis and business intelligent team,&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;As well known,&amp;nbsp; with the assistance of &lt;A href="http://desktop.arcgis.com/en/arcmap/latest/extensions/geostatistical-analyst/exploratory-spatial-data-analysis-esda-.htm"&gt;&lt;SPAN style="color: #0066cc; text-decoration: underline;"&gt;Exploratory Spatial Data Analysis (ESDA) &lt;/SPAN&gt;&lt;/A&gt;tools in ArcGIS,&amp;nbsp;we can get deep insight about our data, so that those analysis results can help&amp;nbsp;us to choose the best interpolation algorithm and also the right analysis methods.&lt;/P&gt;&lt;P&gt;&lt;BR /&gt;Similarly, the &lt;A href="http://desktop.arcgis.com/en/arcmap/latest/tools/spatial-statistics-toolbox/exploratory-regression.htm"&gt;Exploratory Regression (ER) &lt;/A&gt;analysis tool is also widely used for data analysis practitioners to&amp;nbsp;easily find a properly specified OLS model (Ordinary Least Squares). Sometimes, it certainly works good, especially, when no extreme outliers in the datasets.&lt;/P&gt;&lt;P&gt;&lt;BR /&gt;However,&amp;nbsp;many factors and technical considerations drive&amp;nbsp;us to&amp;nbsp;consider the combination of both ESDA and ER analysis methods together in practice,&amp;nbsp;because we believe that&amp;nbsp;will significantly improve the reliability of the analysis model and prediction accuracy, in particular, for detection of outliers (spatially over time) ...&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;So, as data analysts, please share any relevant&amp;nbsp;thoughts&amp;nbsp;about this? For example, advantages and benefits,&amp;nbsp;some cautions ...&amp;nbsp;when combing both together in your applications.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Regards,&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Tue, 06 Jun 2017 11:59:18 GMT</pubDate>
      <guid>https://community.esri.com/t5/spatial-data-science-questions/any-relevant-practice-to-share-when-combining-esda/m-p/423473#M902</guid>
      <dc:creator>larryzhang</dc:creator>
      <dc:date>2017-06-06T11:59:18Z</dc:date>
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