topic Re: Comparison of Root Mean Square Error in ArcGIS GeoStatistical Analyst Questions https://community.esri.com/t5/arcgis-geostatistical-analyst-questions/comparison-of-root-mean-square-error/m-p/664594#M1473 <HTML><HEAD></HEAD><BODY><SPAN>To do this, you would have to come up with some kind of distribution for root-mean-square crossvalidation errors.&nbsp; Unfortunately, we're not aware of any valid way to do this (or if it's even possible).&nbsp; If you ever come across a methodology for this, please let us know.</SPAN></BODY></HTML> Mon, 10 Feb 2014 15:35:49 GMT EricKrause 2014-02-10T15:35:49Z Comparison of Root Mean Square Error https://community.esri.com/t5/arcgis-geostatistical-analyst-questions/comparison-of-root-mean-square-error/m-p/664593#M1472 <HTML><HEAD></HEAD><BODY><SPAN>I performed Ordinary Kriging interpolation on two elevation datasets. The first dataset represents all the field-collected elevation points, and the second dataset represents a 75% subset of the collected points. We are trying to come up with a new surveying method and wanted to explore changing the number of sample sites. </SPAN><BR /><BR /><SPAN>I wanted to know if there is a way to compare the two RMSE from the Cross-Validation beyond just which one is larger and which one is smaller. Is there a way to tell if these two values are statistically different? If so, any ideas on how to do this?</SPAN><BR /><BR /><SPAN>Thank you in advance for any help!</SPAN></BODY></HTML> Thu, 16 Jan 2014 17:14:42 GMT https://community.esri.com/t5/arcgis-geostatistical-analyst-questions/comparison-of-root-mean-square-error/m-p/664593#M1472 MichaelHenkin 2014-01-16T17:14:42Z Re: Comparison of Root Mean Square Error https://community.esri.com/t5/arcgis-geostatistical-analyst-questions/comparison-of-root-mean-square-error/m-p/664594#M1473 <HTML><HEAD></HEAD><BODY><SPAN>To do this, you would have to come up with some kind of distribution for root-mean-square crossvalidation errors.&nbsp; Unfortunately, we're not aware of any valid way to do this (or if it's even possible).&nbsp; If you ever come across a methodology for this, please let us know.</SPAN></BODY></HTML> Mon, 10 Feb 2014 15:35:49 GMT https://community.esri.com/t5/arcgis-geostatistical-analyst-questions/comparison-of-root-mean-square-error/m-p/664594#M1473 EricKrause 2014-02-10T15:35:49Z