topic zonal stats in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/zonal-stats/m-p/482549#M6923 <HTML><HEAD></HEAD><BODY><SPAN>I have a vegetation raster with 4 fields of attributes. (association, canopy, size, and species)&nbsp; I want to get the proportion/percentage of area of pixels with size greater than or equal to 21 and summarize by species using Sum Area.&nbsp; Would I use spatial analyst and analyze the raster or convert to polygons.&nbsp; If I convert to polygons how do I maintain all the attrubute fields?</SPAN><BR /><SPAN>j</SPAN></BODY></HTML> Tue, 31 Jan 2012 20:38:13 GMT JerryHughes 2012-01-31T20:38:13Z zonal stats https://community.esri.com/t5/arcgis-spatial-analyst-questions/zonal-stats/m-p/482549#M6923 <HTML><HEAD></HEAD><BODY><SPAN>I have a vegetation raster with 4 fields of attributes. (association, canopy, size, and species)&nbsp; I want to get the proportion/percentage of area of pixels with size greater than or equal to 21 and summarize by species using Sum Area.&nbsp; Would I use spatial analyst and analyze the raster or convert to polygons.&nbsp; If I convert to polygons how do I maintain all the attrubute fields?</SPAN><BR /><SPAN>j</SPAN></BODY></HTML> Tue, 31 Jan 2012 20:38:13 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/zonal-stats/m-p/482549#M6923 JerryHughes 2012-01-31T20:38:13Z Re: zonal stats https://community.esri.com/t5/arcgis-spatial-analyst-questions/zonal-stats/m-p/482550#M6924 <HTML><HEAD></HEAD><BODY><SPAN>Seems if all these attributes are in the attribute table, it could simply be a tabular exercise...</SPAN><BR /><BR /><SPAN>You would just query the records that fit your query, and then sum the COUNT field.</SPAN><BR /><BR /><SPAN>Maybe just use the Frequency or SummaryStatistics tool.</SPAN></BODY></HTML> Tue, 31 Jan 2012 22:38:39 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/zonal-stats/m-p/482550#M6924 ChrisSnyder 2012-01-31T22:38:39Z