topic grid and polygon intersection in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/grid-and-polygon-intersection/m-p/407405#M5718 <HTML><HEAD></HEAD><BODY><SPAN>given:</SPAN><BR /><SPAN>- a polygon theme having an attribute table field with building height (HEIGHT)</SPAN><BR /><SPAN>- many grids (floating point) referring to different heights (z1, z2 , z3,�?�.)&nbsp; and simulating a pollutant concentration (CONCENTRATION)</SPAN><BR /><SPAN>I want to find:</SPAN><BR /><SPAN>- for each grid at a given height (z1, z2 , z3,�?�.) and for a specific map value exceeding a fixed threshold value of pollutant concentration (a selection of the grid)</SPAN><BR /><SPAN>- the buildings with HEIGTH higher than the grid height (z1, z2 , z3,�?�.) intersecting the selection of the grid (grid cells above the threshold value) </SPAN><BR /><BR /><SPAN>I�?? m asking here which is the best way to proceed considering that the number of buildings and grids is quite big; </SPAN><BR /><SPAN>I�??m looking for a method to automatise and speed up the whole process&nbsp; </SPAN><BR /><SPAN>my configuration is arcview 3.3 with spatial analyst 2.0</SPAN><BR /><BR /><SPAN>any hints for this?</SPAN><BR /><BR /><SPAN>m</SPAN></BODY></HTML> Wed, 10 Apr 2013 11:32:22 GMT maxbre 2013-04-10T11:32:22Z grid and polygon intersection https://community.esri.com/t5/arcgis-spatial-analyst-questions/grid-and-polygon-intersection/m-p/407405#M5718 <HTML><HEAD></HEAD><BODY><SPAN>given:</SPAN><BR /><SPAN>- a polygon theme having an attribute table field with building height (HEIGHT)</SPAN><BR /><SPAN>- many grids (floating point) referring to different heights (z1, z2 , z3,�?�.)&nbsp; and simulating a pollutant concentration (CONCENTRATION)</SPAN><BR /><SPAN>I want to find:</SPAN><BR /><SPAN>- for each grid at a given height (z1, z2 , z3,�?�.) and for a specific map value exceeding a fixed threshold value of pollutant concentration (a selection of the grid)</SPAN><BR /><SPAN>- the buildings with HEIGTH higher than the grid height (z1, z2 , z3,�?�.) intersecting the selection of the grid (grid cells above the threshold value) </SPAN><BR /><BR /><SPAN>I�?? m asking here which is the best way to proceed considering that the number of buildings and grids is quite big; </SPAN><BR /><SPAN>I�??m looking for a method to automatise and speed up the whole process&nbsp; </SPAN><BR /><SPAN>my configuration is arcview 3.3 with spatial analyst 2.0</SPAN><BR /><BR /><SPAN>any hints for this?</SPAN><BR /><BR /><SPAN>m</SPAN></BODY></HTML> Wed, 10 Apr 2013 11:32:22 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/grid-and-polygon-intersection/m-p/407405#M5718 maxbre 2013-04-10T11:32:22Z