Latest Contributions by DanPatterson_Retired

did you set the cell size and raster extent to ensure that the points fall within middle of each cell (assuming your points are equally spaced) ... View more

Do you mean you went to Customize, Extensions and toggled on the 3D analyst extension? check on the toolbar doesn't enable 3D ... View more

IDW produces a grid and it is in the folder where you saved it. ... View more

18T is the 100,000m grid square...in GIS world, everything is designated as North (N) or South (S) of the equator, so add to the confusion grid square 18N is in UTM lune 18N and 18T is in lune 18N, so skip the map designation of the grid square and focus on the zone (ie 18) and whether it is N or S of the equator. ... View more

IDW creates a floating point grid, you can inspect it with the info tool and get some information that way or get the min and max etc from the grid's statistics.  you will have to be clearer as to what you need further before other suggestions will be meaningful ... View more

www.python.org as well as any book published by O'Reilly (check online) These don't relate to ArcGIS but will get you up to speed.  Also don't forget the code samples in the help files http://resources.arcgis.com/en/help/main/10.2/index.html ... View more

You can't next multiple "or" statements like that  What is your intent?  Why not reclassify one of the rasters into a binary grid prior using the con statement ... View more

Michael you can add the code directly to your scripts, or you can import the script...save it in the same folder as the main script ... View more

yes you do   see http://obidangis.blogspot.ca/2013/06/how-to-print-messages-regardless-of.html ... View more

what version of arcmap?  Are you using tools in ArcToolbox? using the Plus tool? Have you set your analysis extents?  Are all rasters of the same extent? Details please ... View more

If it works on a much smaller subset, then yes, you won't find documentation on the maximum number of points anywhere except by  trial and error ... View more

you could have a look at the options in http://www.arcgis.com/home/item.html?id=0174571b3d6b4accb972e66a2cd31ff0 to see how point patterns of various configurations and options can be generated ... View more

Work in a folder with a name that doesn't contain spaces. provide the inputs you are using provide the exact error message ... View more

3D Analyst Profile tool will allow you to extract the necessary information for further analysis.  The SA doesn't have such tools. ... View more

Remove the duplicates to be on the safe side, there is no guarantee that this is done prior to running IDW ... View more