topic Re: Pyramid displaying 'No Data' Value in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/pyramid-displaying-no-data-value/m-p/463#M5 <HTML><HEAD></HEAD><BODY><SPAN>For your raster, what is the </SPAN><A href="http://resources.arcgis.com/en/help/main/10.1/index.html#//009t0000002v000000">value set for the NoData</A><SPAN> in the source properties?&nbsp; Also is your raster an irregular shape?&nbsp; If so, then there will be extra pixels added to the created raster to make it square.&nbsp; Also as a courtesy, the program will usually add one pixel around the outside to avoid losing data.&nbsp; The default behavior in ArcMap is to provide ways to </SPAN><A href="http://resources.arcgis.com/en/help/main/10.1/index.html#//009t00000089000000">handle the display of NoData</A><SPAN>, not necessarily eliminate it entirely.</SPAN></BODY></HTML> Tue, 11 Jun 2013 10:21:03 GMT JeffreySwain 2013-06-11T10:21:03Z Pyramid displaying 'No Data' Value https://community.esri.com/t5/arcgis-spatial-analyst-questions/pyramid-displaying-no-data-value/m-p/462#M4 <HTML><HEAD></HEAD><BODY><SPAN>I have reclassified some raster data and changed the 'No Data' value to zero. After reclassification I deleted the 'No Data' (which was 0) and it gone, however, Arc keeps asking to build Pyramids so I went a head and built them but once it finishes the 'No Data' value reappears but I am unable to find it and delete it from the attribute table.</SPAN><BR /><BR /><SPAN>Does anyone know a way to delete the 'No Data' value from the raster after the Pyramids have been built?</SPAN><BR /><BR /><SPAN>Thanks!</SPAN><BR /><BR /><SPAN>Note: I conducted to a similar study with Arc 10 and I did not have this problem, I am running 10.1 now.</SPAN></BODY></HTML> Mon, 10 Jun 2013 14:06:18 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/pyramid-displaying-no-data-value/m-p/462#M4 Lebowski 2013-06-10T14:06:18Z Re: Pyramid displaying 'No Data' Value https://community.esri.com/t5/arcgis-spatial-analyst-questions/pyramid-displaying-no-data-value/m-p/463#M5 <HTML><HEAD></HEAD><BODY><SPAN>For your raster, what is the </SPAN><A href="http://resources.arcgis.com/en/help/main/10.1/index.html#//009t0000002v000000">value set for the NoData</A><SPAN> in the source properties?&nbsp; Also is your raster an irregular shape?&nbsp; If so, then there will be extra pixels added to the created raster to make it square.&nbsp; Also as a courtesy, the program will usually add one pixel around the outside to avoid losing data.&nbsp; The default behavior in ArcMap is to provide ways to </SPAN><A href="http://resources.arcgis.com/en/help/main/10.1/index.html#//009t00000089000000">handle the display of NoData</A><SPAN>, not necessarily eliminate it entirely.</SPAN></BODY></HTML> Tue, 11 Jun 2013 10:21:03 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/pyramid-displaying-no-data-value/m-p/463#M5 JeffreySwain 2013-06-11T10:21:03Z