Geoprocessing is a GIS operation used to manipulate GIS data. If you are performing geoprocessing using ArcGIS then the tag Geoprocessing-framework is specific to that software and should be used instead.

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Use VB to calculate an area of a shape

I'm using Arcmap 10.1, running python 2.7 on a Windows 8.1 machine. I have a script that uses the arcpy.CalculateField_management function to calculate the area of a shape, however, for some reason ...
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45 views

Why does Field Calculator say failure during processing, check geoprocessing results window for details? [duplicate]

I am using the Field Calculator and keep receiving the following error: 'There was a failure during processing, check the geoprocessing results window for details'. I am not very tech-savvy but I have ...
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artificial neural network and Logistic Regression in arcgis 10.1 [closed]

I need your help concerning the steps to be followed for the study of susceptibility to landslide with methods: artificial neural network and Logistic Regression in arcgis 10.1 and thank you in ...
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23 views

Extract aregular gride of points (x,y) values inside a polygon in arcgis10.2

This question may be frequently asked .But until know there is no clear answer . I need to extract a regular grid of points inside a polygon .In every time i construct several polygons from the ...
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36 views

Error:The type initializer for 'Oracle.DataAccess.Client.OracleConnection' threw an exception

I am developing custom geoprocessing tool (class-library project) on ArcGIS 10.2. This project uses Oracle.DatAccess from ODP.NET 1.0 . This is a simple tool which queries - oracle 10g database and ...
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195 views

Looking for Python module to do lat lon calculations

I'm looking for a Python module that can provide some / all of the following services using latitude/longitude to define points: Distance between two points Point in polygon Distance along a ...
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1answer
54 views

How to Format Description when writing Help for Python script tool?

I try to format the description in script tool but I don't know how it works so i don't manage to add a line break for example. Does it works with HTML tags ? When editing my script the description ...
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2answers
134 views

How can I GROUP BY linear spatial clusters with PostGIS?

I have a series of points in a horizontal line, arranged into discrete spatial clusters by the underlying data pattern. Here's an example of what they look like: How can I use PostGIS to group them ...
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46 views

How to intersect more than two layers? Is there a quick way?

We have three layers, income, obesity and fast food restaurants for England and we wanted to find districts where they all intercepted. So we did a combination of two layers at a time to find where ...
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43 views

Weighted Overlay - passing parameter as text error?

For some reason when hardcoding the save path for the wieghted raster just before runtime it works perfectly. Like such... arcpy.env.cellSize = "90" arcpy.env.workspace = r'G:\Xcel\Route ...
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71 views

Geoprocessing Tools on ArcGIS 10.2 and Visual Studio 2012 -issues

I am migrating one of the existing project (custom Geo-processing tool- class library project) source code which runs on ArcGIS 10 SP4 and Visual studio 2010. This is working fine. I am could run the ...
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33 views

ArcGIS Grouping Analysis Error

I am trying to run the Grouping Analysis tool from Esri's ArcGIS Spatial Statistics/Mapping Clusters toolbox. I have run the tool successfully on the same input layer using a different spatial ...
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1answer
32 views

Getting Problem While Running Spatial ETL Tool

I have Created a spatial ETL tool to do small operations like adding an ID, updating different fields, etc. While running it from the Edit Session of Spatial ETL it runs well and good. ![enter image ...
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1answer
29 views

How to enable adding both feature classes / tables and layers from TOC to a script tool parameter input?

I have developed a script tool which will allow a user to specify input feature class or table and then will process it. Surprised I haven't noticed this before: I cannot find which data type my ...
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1answer
43 views

Problems running model in QGIS

I am trying to make a batch model to convert band 2 and band 1 MODIS 8 day composites into NDVI. The input files are in tif format, but I want the output to be saved in Idrisi .rst format. I am ...
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1answer
28 views

How to maintain Shape_Length field afer Spatial Join of Point to Polyline feature classes?

I need to get for each point the length of the line that joining to the point. How to maintain the "Shape_Length" field of polylines when I'm Spatially Joining point to lines feature classes ? When ...
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2answers
75 views

Field calculator error and Geoprocessing results window empty

I need to use the field caculator for a new field that I have just added but I keep getting the following error: The problem is that when I open the Geoprocessing Results window is just completly ...
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1answer
33 views

Invalid geometry message when using Difference tool

I am using the Vector \ Geoprocessing \ Difference tool to get the resulting area when taking a) current ground disturbance away from b) historic total ground disturbance to give c) what has been ...
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1answer
104 views

Hydrology toolbox versus ArcHydro toolbox

I would like to do some watershed delineation research/development (at the County level) with our LIDAR generated DEM, after it is corrected, but am wondering what, if any, differences might result ...
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68 views

Any plans to change GP toolbox format (.tbx file) to text-based format?

Have you heard if esri has any plans to change GP toolbox format (.tbx file) to text-based format in future? The issue is that we can't track changes in binary tbx file using source control system. ...
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34 views

Generate rectangular polygons from an existing point dataset

I am working with ArcGIS 10.2 I have a point feature class, that looks like this and I want to generate polygon feature class from it , that is connecting the points like this what are the ...
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46 views

Is it possible to add python util scripts as shared libraries to esri geoprocessing toolbox?

We have GP tools in GP toolbox OurServices.tbx and some of them are written in Python. We access them via geoprocessing services. However some Python functions are just copy-pasted from one GP ...
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1answer
41 views

Arcpy Calculate Field Formatting Syntax

I am trying to field calculate a double field (PID) to a new string field (PIN). Using: qry = '"139-{}".format(!PID!)' arcpy.CalculateField_management(out, "PIN", qry, "PYTHON") Given a PID = ...
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1answer
42 views

Understanding arcpy log files in the scratchWorkspace

When I run a tool through arcpy, a file simply called 'log' with no extension is created in the scratchWorkspace. This is quite different to the history log files which are XML and I cannot find any ...
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1answer
35 views

Split Grid data into 4

I am using ArcGIS software I have a Feature Class layer that represent a Grid network, which consists of rectangles that covers all the areas. I want to use it to generate another feature class layer ...
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1answer
80 views

python dissolve by field error

I would like to dissolve a feature class by a field. When I run the code, I receive an error that says, "invalid topology [out of memory]" I have 16GB of RAM and terabytes available on the hard drive. ...
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75 views

Publishing esri geoprocessing service - upload custom python modules?

I have an esri geoprocessing service which causes problems when publishing to arcgis server. The python scripts behind the service are structured as a custom python module, in a folder with an ...
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1answer
50 views

How to divide streets layer into 2 mile segments. [duplicate]

I have a streets layer which I want to divide into 2 mile segments. I have searched and read enough for days but there is no information on how to do this. The split command allows you to select and ...
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2answers
54 views

How to get the current map from a geoprocessing tool execute function?

I'm making a geoprocessing tool with the ArcObjects SDK Java 10.2. I need to modify labeling colors of a layer of the current map. Is it possible from the execute function to access the map currently ...
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61 views

How to join CSV data to SHP without ArcGIS?

I'd like to create a chloropleth map displaying quantitative data for an upcoming event. Using TileMill, MapBox. I am having trouble joining my data to a .shp because the #'s correspond to COUNTY ...
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63 views

How to make a geo reference image using GeoTool based on a matrix mapped data?

My ultimate objective is to make a geo reference image and make it as a raster layer to overlay the image above my openlayers map. I have a set of geo coordinate data, and each coordinate is assigned ...
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1answer
65 views

Is it a good idea to use GRASS Algorithms for Geoprocessing in a Server Environment?

I´m designing a web-service to run in a server environment that will do some geoprocessing actions to datasets uploaded by users and send the results back. I´m programming in Python, and so far I´ve ...
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30 views

ArcPad checkout/in process, only selected features

I am working on developing a python toolbox to automate the steps required for checking data out and back into a file geodatabase. My question is what is the best way to limit the features checked ...
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72 views

Why does ArcGIS 10 Buffer not provide accurate geodesic buffer?

I created a shapefile following these criteria as recommended for Performing Geodesic Buffering: The input feature class must be a point or multipoint dataset. (shapefile is a point) The input ...
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175 views

Unusual results for geoprocessing speed tests

I have been observing unusual performance with a Python geoprocessing script. The (attached) script performs the following actions: Use a search cursor to look up UTM zone corresponding to polygon ...
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1answer
383 views

“Error HRESULT E_FAIL has been returned from a call to a COM component.” during using geoprocessor by VB.net

I am also get a error shows like "Error HRESULT E_FAIL has been returned from a call to a COM component." And the Exception snapshot shows the "stacktrace" is at ...
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1answer
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How to fix spatial reference error on CopyFeatures ArcGIS tool?

When I run the CopyFeatures tool to copy features from an ArcSDE geodatabase to another empty ArcSDE geodatabase (no features, no tables), I get the following result: The error message is about the ...
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geoprocessing libraries for Google Maps [closed]

Are there any GeoProcessing libraries that I can use with Google Maps to get some more advanced features?
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1answer
71 views

Add hour and seconds to CartoDB/Torque animation

A while ago I made a CartoDB/Torque animation that displayed hours and minutes while playing. Sujay v. helped me out with the code here: https://groups.google.com/forum/#!topic/cartodb/xpxF4fSV7ZI ...
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1answer
52 views

FME: how to extract the coordinate of the North West corner

In an FME translation from a polygon geodatabase feature class to a DGN I am trying to place a label in the top left corner of a box. I have tried using CoordinateExtractor to find the coordinates of ...
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1answer
62 views

Shapely Python NameError when using cascaded_union

I am fairly new to Python and therefore my error-solving skills are not much yet developed. I am using Python within a geoprocessing script which is supposed to use ogr (reading/writing shp) and ...
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4answers
525 views

Is there Python library (other than ArcPy) for geoprocessing such as buffer?

Excluding ArcPy, is there any python library which can do geoprocessing, such as buffer/intersect, with shapefiles?
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how to assign unique attribute value per neighborhood? [duplicate]

I have a feature class of adjacent polygons and I want to assign an integer attribute value to my polygons based on the following rules : a polygon must not have the same attribute value than any of ...
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88 views

Why does Topo to raster tool stall in ArcMap 10.1?

I'm having the following problem - An 8 mile by 4 mile set of 2 foot contours. Whenever I start the topo to raster tool, I get a constant loop of the tool running. And running, and running, and ...
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52 views

Why Add Join does not work in ArcMap and Arcpy?

I have problem with joining feature class with table from the same location (GDB) using Python script. When I use join Join and Relates -> Join... in ArcMap TOC it does not work because I do not get ...
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1answer
44 views

.net Geoprocessing Tool Grid Control

Does anyone know if grid control used within the batch mode of ArcToolbox available via ArcObjects (see image 1)? I have used the IGPValueTable control (as used in the Union tool, image 2), however, ...
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233 views

Where is this raster offset being introduced in the QGIS processing toolbox?

I'm using the (awesome!) processing toolbox in QGIS 2.0 to reclassify some NoData values in a raster from -9999 to 0, but at some point in the process there's an offset of about 0.2 degrees being ...
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3answers
79 views

Is there equivalent to ArcGIS Feature to Polygon tool available?

Is there a method, combination of tools or a tool which can achieve the same as the Feature to Polygon tool? I want to get the same result just like I would use that tool.
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1answer
48 views

Scratch Environment

I have a GP script and I'm wondering if I should use Scratch GDB at the processes or just regular GDB, The problem is that this is a read only environment and my temp layers need additional processes ...
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19 views

Similar paths to Compare [duplicate]

I want to implement a mechanism to compare similar / identical paths. For example, a person who makes the trip home - work every day, be able to detect these paths and create groups to compare ...