Geoprocessing is a GIS operation used to manipulate GIS data.
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24 views
Geoprocessing tool not executing when Map's SpatalReference is Web Mercartor
I am facing a strange issue when trying to execute GP service when my map's spatial-reference is Web Mercator. I appreciate all help.
I have a JavaScript API application. Initially I only had my map ...
0
votes
1answer
35 views
Can ArcPy collapse layer in current data frame?
Online arcgis resource help provides a list of layer properties which can be used as needed. I am not able to find a way to collapse a layer using arcpy in it. Please suggest if there is a way to ...
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52 views
Congressional Redistricting
I have a project coming up where I need to create new congressional district looking at only total population data. I am planning on using the census tract level of data, but I am having some ...
0
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1answer
22 views
ArcGIS 9.3 geoprocessing service output consideration
I'm developing geoprocessing service which do few processes with geographic data. I would like to get somehow geometry of those data and use it in my web aplication (JS ArcGIS API). Now I'm wondering ...
5
votes
2answers
100 views
Sort a feature table by geographic location
Here's in interesting challenge: I need to embed a table in a map layout so that the records in the table are sorted according to their geographic position on the ground. For example, in a ...
0
votes
1answer
33 views
Error code 500: Geoprocessing Task Failed
We are calling custom Geoprocessing Tool from sliverlight application. This GP Tool throws an below error. When I take a request from fiddler and copy in IE and execute also fails with below message. ...
2
votes
2answers
53 views
What tool would you use to “clip” a vector line file to a vector polygon file?
I am trying to select the use of a large vector line file within only the parameter of a vector polygon file to do spatial analysis. It would be the same thing as using the extract> clip tool under ...
6
votes
3answers
169 views
Why is it important to use feature layers in ModelBuilder?
I am trying to understand creation of a geoprocess with ModelBuilder, but I don't know why it's important to use feature layers instead of feature classes when creating a geoprocess with ModelBuilder. ...
7
votes
2answers
155 views
How to increase maximum memory usage cap for running Arc 10.1?
Not sure if this is strictly GIS related or perhaps belongs on StackOverflow...it is regarding ESRI ArcGIS 10.1, so I'm sticking it here.
I'm looking for options to increase processing capacity, and ...
0
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1answer
52 views
How to buffer increasing/decreasing population zones?
I will find out the difference in population between year 2000 and 2013. I have a feature class file with the population in year 2000 and 2013 that are connected to the municipal number and that is a ...
2
votes
1answer
63 views
Getting “Failed to open tool” message when trying to run geoprocessing tool from C# code
I've been experimenting with the Military Aspects of Terrain Template, which has a toolbox associated with it. I've been using the following WPF Runtime code, which should open a tool in the ...
1
vote
1answer
60 views
GDAL bindings problem with ArcMap 10.1 Python tool
I'm really getting mad with this. ArcGIS sometimes can be so just...irritating!
Forgive me if this question is by any means duplicating this one or similar ones, but I really can't find my way out of ...
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votes
1answer
56 views
Merge attribute of points into a polygon : Arcmap 10
I have points layer which the attribute looks like this:
FID Shape ID Lat Long
0 Point 2065 -5.51666 106.48333
1 Point 2319 21.93333 120.73366
I also have polygons layer :
FID Shape ...
2
votes
1answer
51 views
Clipping buffers to census tracts
I have donut buffers generated to protect anonymity of household locations. They need to be clipped so that they are only inside the census tract that the original point was in. The code takes about 8 ...
2
votes
1answer
70 views
How to efficiently check for feature overlaps with Arcpy?
In an effort to reduce processing time, I am looking for ways to pre-process data within my script. I have ~18,000 featureclasses with ~500 features each (all simple circle polygons) from which I want ...
4
votes
1answer
58 views
Switching between background 64 bit processing and 32 (so I can use 3rd party ie XTools)
I often run scripts now with 64 bit background processing enabled but when I want to use certain tools like Xtools table to text I have to turn it off as these tools are 32 bit. Is there a way to ...
1
vote
0answers
30 views
Cancel event in Python Gp tools with arcpy
In GP-tools written in C# (ArcObjects) we can listen for the Cancel-event and react on that. I wonder if there is anything similar in Python GP-tools applying arcpy.
I googled that issue and the only ...
7
votes
1answer
77 views
Reduce processing time in Erase function using Arcpy in IDLE
I am processing 18,000 feature classes (saved in a file GDB), each with ~500 records (polygon features) in ocean areas, and I am running a script to remove area overlapping with the coast, using the ...
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0answers
60 views
R Raster package: write NetCDF with time dimension
I am writing a rasterbrick with multiple layers to a netcdf file using the raster package in R:
writeRaster(gridfile, "Data", "CDF", overwrite=TRUE,
...
2
votes
1answer
35 views
Collapsing the multi-row output of a one-to-many spatial join to single-row (arcmap 10.1)
I'm working with TIGER data, looking at the relationships among incorporated places and counties. Not all places are completely contained by counties; some do span multiple counties.
In the final ...
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vote
0answers
38 views
Clipping Buffers
I have buffered a line shapefile where many lines are intersecting but not broken at intersections. I am trying to select each record in the buffer file and clip all intersecting polygons in the same ...
2
votes
2answers
83 views
Create point geometry in a feature class with all the attributes prepopulated
So here is the problem. I have a text file with space delimited values. A standard text file with the headings separated by spaces and then on each next line values for these headings (columns) also ...
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vote
0answers
60 views
Error Input FeatureClass Arcgis 10 VB.net And Geoprocessing
I have a problem when i execute GeoProcessing in ArcEngine 10 with VB.net
i had create the toolbox : Models.tbx
and Model Process : disolveRoute with 2 parameters
My Function is :
Sub diso()
...
2
votes
1answer
85 views
ComException -2147467259 Arcgis 10 VB.net +Geoprocessing
I have a problem when i execute GeoProcessing in ArcEngine 10 with VB.net
i had create the toolbox : Models.tbx
and Model Process : disolveRoute with 2 parameters
My Function is :
Sub ...
3
votes
0answers
61 views
AGS 10.1 geoprocessing service returning the wrong URL
I have an image export geoprocessing service that runs on ArcGIS server 10.1. It works by writing an image out to the scratch folder, and returning the location of that image.
Basically just this:
...
2
votes
0answers
42 views
Problem when executing Dissolve method in ArcEngine
I'm always having a problem in GP.execute() when trying to execute this method. Here is my code:
Friend Function DissolveFeatures(ByVal pInFLayer As ESRI.ArcGIS.Carto.IFeatureLayer, ByVal ...
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votes
0answers
37 views
Why has Arc's Analysis Tools>Overlay>Identity tool not populated the fields in the output table with the input features' attributes?
I've benefitted from the answers on this site a couple of times - thanks all!!, but this is the first question I have posted.
I'd like to know the stream length in a number of watersheds I'm working ...
2
votes
1answer
62 views
URL “ http:// <mygisServer>/ArcGIS/rest/service/GPTask/MapServer/jobs/<jobid>” not found in the ArcGIS Server?
I am Using ArcGIS Server 10.03 SP3. I created a geoprocessing service in the server which returns a result map service. I successfully created the gp service and map service with same name. I need to ...
4
votes
2answers
89 views
Moran's I z-score in ArcPy
I have a ArcPy script to calculate Moran's I several times (50 to be precise). However, I am not interested in the Moran's I value, what I need is the z-score returned by the tool. Even though the ...
3
votes
1answer
64 views
How to return text from GP service?
So I've got a website that I want to extend by letting people look up postal/zip codes for an address they enter. I've already got all the addresses (with their postal codes) for the city in an ...
9
votes
2answers
211 views
Can I add an ArcToolbox tool to QGIS?
I have been using a publicly available tool in ArcGIS called SPreAD-GIS. It is a series of python scripts that are "implemented as an ArcGIS toolbox" (with tbx file).
I am new to QGIS. Is there a ...
1
vote
1answer
87 views
Arcpy Update Cursor error [duplicate]
I'm trying to take a field calculator equation and do it in arcpy directly through IDLE, but am running into a problem where the process runs correctly, but the results in the field show up as 0. I've ...
2
votes
2answers
123 views
Point transects along a line
I would like to create a point shapefile that will contain sampling points along, and perpendicular to either side of a track route that I have as a line feature in ArcGIS 10.1. The points on the ...
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vote
0answers
49 views
Why does a geoprocessing service fail every other time it is run?
I have a ArcGIS Server 10 geoprocessing service right now that takes in a string and runs a parameterized query to SQL Server 2008R2 through pyodbc. The service works, but only every other time. I can ...
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vote
0answers
67 views
How to calculate weighted mean coordinates within polygons?
I'm using QGIS 1.8 on OSX 10.8.3.
I have a polygon shapefile of all of the US state legislative districts.
I also have a layer of points that are centroids of US Census Tracts, with a field for the ...
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votes
0answers
38 views
Why does Clip analysis generate (some) empty output?
I am running a script that is working (see below) - it pulls a file from a folder, clips from that file based on an intersection with another file, and creates a new shapefile in a new folder. It has ...
4
votes
2answers
102 views
Python Script to convert a mass of KMLs to a single fGDB
I have a mass of KML files, approx 350+ that I need in a single fGDB. I lifted a string of code from ESRI help to attempt to do this - I got it working to the point of creating all the individual ...
2
votes
0answers
63 views
Custom c# GP Tool ArcGIS Server 10.1 - build for 'Any CPU', x86, or 64bit? Does it matter?
I think I understand most explanations of these targets, but I get confused in the context of ArcGIS customizations like this because what we are compiling has to work in conjunction with ArcGIS, not ...
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votes
2answers
121 views
Execute multiple process in parallel of Arcpy script
i have seen some not easy ways to do parallel processing, but i wonder if it is possible to simply execute multiple process of the same Arcpy script in the same time.
the script make some changes in ...
0
votes
2answers
83 views
Make a “Shaded Area Polygon” from HILLSHADE raster in ArcInfo 9.3
How am I suppose to extract the values ( Value<=100 ) from this HILLSHADE raster, and then make the extracted values as a VECTOR POLYGON (shapefile)
---I'm using ArcGIS 9.3 (ArcInfo with all ...
1
vote
1answer
49 views
Is it possible to Clip in ArcExplorer?
Is it possible to clip in Desktop Explorer? Or does anyone know of any Analysis Servers I can connect to to get it?
1
vote
1answer
182 views
ArcGIS 10.1 - c# custom geoprocessing function tool - how to populate a polyline output parameter?
I'm at 10.1SP1 with VS2010.
In my tool's ParameterInfo property I create an output GPParameter object of IGPParameterEdit.DataType GPLineTypeClass.
Then in the Execute() method I do work that ...
2
votes
2answers
101 views
best practices for exception handling in ArcGIS .NET custom geoprocessing tools
I'm working on a set of C# GP tools for use both in Desktop and Server 10.1.
The only soup-to-nuts treatment of writing geoprocessing tools in .NET appears to be Building a custom geoprocessing ...
3
votes
1answer
91 views
Polygon to Raster is taking longer in script than in arcmap
I have a large dataset that I am working with. Basically I have a table with 900,000 records that I join to a geodatabase feature layer, then convert that to a raster.
This process takes a total of ...
4
votes
0answers
114 views
How to create iterative Select by Location, Summary Statistics tool using ModelBuilder?
I do a lot of proximity analysis using "select by location" and would like to cut down on the effort spent each time doing this!
I have put together a model using ModelBuilder that:
Iterates over ...
4
votes
1answer
60 views
Is there a tool to compare ArcGIS Desktop configuration on two pieces of hardware?
I have two PCS with ostensibly the same configuration (i.e. both ArcGIS Desktop 10.0 SP5, both 4Gb RAM) yet when I load the same file geodatabase onto both and run the same large (400 element) model ...
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vote
1answer
36 views
Has anyone tried implementing Project Repair for customised ArcGIS Geoprocessing Tools?
I'm currently testing a model with a large number of elements (about 400) which takes five input feature classes and three workspaces.
When I test it against my test data locations I can open up the ...
2
votes
0answers
46 views
How to use Memory layers in QGIS plugin to store results of Geoprocessing tools
I'm building a plugin to perform Multi Criteria Analysis (yes another one...). As part of my workflow intersecting vectorlayers is needed. I use QgsOverlayAnalyzer.intersection (a pity union is not ...
7
votes
1answer
139 views
Is there a significantly faster way to buffer than arcmap?
I hope this question is appropriate here and I apologize if it is more of a discussion question than a specific technical problem.
I have to buffer 150,000 polygons for a real estate project. While ...
8
votes
1answer
220 views
How to find differences between shapefiles?
Every month I have to QA/QC some streets data for an entire county (over 47,000 records). The first step is to compare the two files. Currently, I'm using a tool that was created in house via VBA ...
