topic Region Grow on DEM in ArcGIS pro in ArcGIS Pro Questions https://community.esri.com/t5/arcgis-pro-questions/region-grow-on-dem-in-arcgis-pro/m-p/717981#M31628 <HTML><HEAD></HEAD><BODY><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;">I'm trying to use the region grow raster function on a DEM in ArcGIS pro. The goals is to use a single seed point to identify all the surrounding cells that are within a certain elevational range (i.e. +/- 1 5 meters) of that seed.</P><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;"></P><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;">I created a feature class with my seed point and with fields for the Maximum Growth Radius and Similarity Threshold (following the<SPAN>&nbsp;</SPAN><A href="https://pro.arcgis.com/en/pro-app/help/data/imagery/region-grow-function.htm" rel="nofollow noreferrer" style="color: #1d4d5c; border: 0px; font-weight: inherit; text-decoration: underline;">documentation here</A>) parameters. Regardless of how I set the values in those fields, however, the output raster is always identical to the input - the region around my seed point never gets any bigger! If I inspect the values in the surrounding DEM cells, however, I can see that they are well within the similarity threshold.</P><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;"></P><P style="color: #242729; background-color: #f9f8f6; border: 0px;">Any tips on how to get this tool to work?</P></BODY></HTML> Wed, 23 Sep 2020 16:13:51 GMT NicholasKlein-Baer 2020-09-23T16:13:51Z Region Grow on DEM in ArcGIS pro https://community.esri.com/t5/arcgis-pro-questions/region-grow-on-dem-in-arcgis-pro/m-p/717981#M31628 <HTML><HEAD></HEAD><BODY><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;">I'm trying to use the region grow raster function on a DEM in ArcGIS pro. The goals is to use a single seed point to identify all the surrounding cells that are within a certain elevational range (i.e. +/- 1 5 meters) of that seed.</P><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;"></P><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;">I created a feature class with my seed point and with fields for the Maximum Growth Radius and Similarity Threshold (following the<SPAN>&nbsp;</SPAN><A href="https://pro.arcgis.com/en/pro-app/help/data/imagery/region-grow-function.htm" rel="nofollow noreferrer" style="color: #1d4d5c; border: 0px; font-weight: inherit; text-decoration: underline;">documentation here</A>) parameters. Regardless of how I set the values in those fields, however, the output raster is always identical to the input - the region around my seed point never gets any bigger! If I inspect the values in the surrounding DEM cells, however, I can see that they are well within the similarity threshold.</P><P style="color: #242729; background-color: #f9f8f6; border: 0px; margin: 0px 0px var(--s-prose-spacing) 0px;"></P><P style="color: #242729; background-color: #f9f8f6; border: 0px;">Any tips on how to get this tool to work?</P></BODY></HTML> Wed, 23 Sep 2020 16:13:51 GMT https://community.esri.com/t5/arcgis-pro-questions/region-grow-on-dem-in-arcgis-pro/m-p/717981#M31628 NicholasKlein-Baer 2020-09-23T16:13:51Z