topic Re: What is the default resampler used by Raster Calculator? in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316343#M4442 <HTML><HEAD></HEAD><BODY><P>I was more wondering what resampling technique is used rather than which one is resampled.&nbsp; </P></BODY></HTML> Tue, 02 Sep 2014 20:40:11 GMT RustyRex 2014-09-02T20:40:11Z What is the default resampler used by Raster Calculator? https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316341#M4440 <HTML><HEAD></HEAD><BODY><P>When doing map algebra in Raster Calculator, what is the default used for grids of varying pixel resolution or grids that aren't exactly registered?&nbsp; How does it pick the values?&nbsp; Nearest Neighbor, interpolation, etc.?</P></BODY></HTML> Tue, 02 Sep 2014 20:16:48 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316341#M4440 RustyRex 2014-09-02T20:16:48Z Re: What is the default resampler used by Raster Calculator? https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316342#M4441 <HTML><HEAD></HEAD><BODY><P>Default is to use the largest cell size of all the input datasets, this can be changed in the environmental settings of the tool.&nbsp; </P><P></P><P><A href="http://resources.arcgis.com/en/help/main/10.1/index.html#//001w0000001s000000" title="http://resources.arcgis.com/en/help/main/10.1/index.html#//001w0000001s000000">ArcGIS Help 10.1</A> </P></BODY></HTML> Tue, 02 Sep 2014 20:26:22 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316342#M4441 IanMurray 2014-09-02T20:26:22Z Re: What is the default resampler used by Raster Calculator? https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316343#M4442 <HTML><HEAD></HEAD><BODY><P>I was more wondering what resampling technique is used rather than which one is resampled.&nbsp; </P></BODY></HTML> Tue, 02 Sep 2014 20:40:11 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316343#M4442 RustyRex 2014-09-02T20:40:11Z Re: What is the default resampler used by Raster Calculator? https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316344#M4443 <HTML><HEAD></HEAD><BODY><P>It notes in the help file that nearest neighbor resampling is used as well.</P></BODY></HTML> Tue, 02 Sep 2014 21:01:04 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316344#M4443 IanMurray 2014-09-02T21:01:04Z Re: What is the default resampler used by Raster Calculator? https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316345#M4444 <HTML><HEAD></HEAD><BODY><P>Thanks.&nbsp; I had not seen that in the help.</P></BODY></HTML> Tue, 02 Sep 2014 21:18:01 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316345#M4444 RustyRex 2014-09-02T21:18:01Z Re: What is the default resampler used by Raster Calculator? https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316346#M4445 <HTML><HEAD></HEAD><BODY><P>Just a note to be clear abut this for the good of the thread...</P><P></P><P>Many tool behaviors rely on the geoprocessing environment settings, which can be set at the application, model, tool, or arcpy level. <A href="https://community.esri.com/migrated-users/42743">Ian Murray</A>‌'s advice is sound: it's true that the default value for cell size is MAXOF, and the default resampling is nearest-neighbor. </P><P></P><P>Although tools usually a tool will honor the geoprocessing settings, there are exceptions - the help documents which settings are honored by which tool.&nbsp; There is an environment setting for resampling method, but if you look at the docs you'll see that the Raster Calculator tool does not honor it.</P><P></P><P>This is especially important to keep in mind when using the Spatial Analyst tools.</P></BODY></HTML> Thu, 04 Sep 2014 16:23:11 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/what-is-the-default-resampler-used-by-raster/m-p/316346#M4445 curtvprice 2014-09-04T16:23:11Z