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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SAGA GIS work with python API error

I want to work with python API and SAGA GIS. I am very new with this work. The first step I find one module for example Slope, Aspect, Curvature and I take with right click one python script. python ...
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Error during file transfer using data utility

I attempted to retrieve a data file from my Trimble Geo7x by copying the file set directly from My Documents on the device into a folder on my PC and then into the data transfer utility by connecting ...
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49 views

how to create geometry type(point,line,polygon)on esri personal geodatabase*.mdb?

Qgis can not read geometry type on ms access*.mdb's table connecting with esri personal geodatabase *.mdb? This can open as test file, but unknow geometry type. Point can create using with "point ...
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Iterate over multiple shapefiles, changing year from “2014” to “2015” in file name

I have about 50 shapefiles I would like to change each of their file names which contains "2014" to "2015". I would like to use a python script but have not been able to figure out how to do it. I ...
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1answer
42 views

QGIS - choosing layers for geoprocessing tools

Am I right that if I want to choose layers for geoprocessing tools I always have to choose the shapefiles via the path directory? I can't drag and drop them from the layerwindwow on the left like in ...
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15 views

Generate magnetic map from magnetometer readings

I have a fluxgate magnetometer, and I would like to know how to plot a map of the readings. We have the magnitudes in Nano Tesla of the X, Y, and Z axis, temperature and the GPS point of that ...
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31 views

Rows and columns too high

I currently have a 5m DEM with 6000 rows and columns. I need to keep the spatial resolution but reduce the number of rows and columns to 1000. I have used the basin tool to separate the DEM and ...
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18 views

Get residential coordinates by zip and crid_id

I have information about residentials from USPS (zip code, crid_id, etc.). I need to get coordinates of polygon that will wrap every residential (crid_id) in special are (zip code) Data example: http:...
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24 views

Not all polygons digitize when converted from lines

I have a polyline feature consisting of a grid. I attempted to convert this grid into a polygon using the "Feature to Polygon" geoprocessing tool, and it appears that not all lines have been carried ...
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6 views

using the output from Make NetCDF Table View for table to table

I have a nc file and I used Make NetCDF Table View tool to build a table view and then use table to table tool to make a .dbf file. when I do it manually in ArcGIS it is done but when I use stand ...
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14 views

arcgis viewer for silverlight?

I use arcgis viewer for silverlight and publish geoprocessing tool to arcgis server. How can I use published services as input on geoprocessing tool and show result on map service? I want to make ...
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33 views

Map Service properties (arcpy): Error parsing recycleInterval, recycleStartTime, keepAliveInterval

Need to publish web service using arcpy tuning up its properties through the parameter names passing them into function parameter_toggle (see code bellow). We are getting error (see picture bellow) in ...
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31 views

Controlling XY Resolution on file geodatabase feature class output from Append?

This question arises from research into Appending polygon feature classes with already repaired geometry produces feature class with WARNING 000442: self intersections from Check Geometry? Before ...
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28 views

Building pie chart map based on square shape, starting with land use soil shape in QGIS?

I'm a beginner and I usually use Qgis. I would build a map made by a pie chart pattern, as in the picture attached. The pie chart returns the values in percentage of the land use soil. I would like ...
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38 views

Finding angle between intersecting features in two feature classes?

Recently, I came across a solution to find the angle between intersecting features in two feature classes posted by Alex Markov. I followed the steps but ArcGIS geoprocessing gave an error message ...
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92 views

How do I physically order overlapping ArcGIS features?

I have a feature class with multiple overlapping polygons. It's a highways fc and contains underpasses, overpasses and at grade roads & intersections. The problem I have encountered is that the ...
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43 views

Which is the faster way to copy data to another feature class: Feature Class to Feature Class or Insert Cursor

I have a feature class with 1 million records. Which is the faster way to copy data to another feature class: Feature Class to Feature Class or Insert Cursor?
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49 views

Opening >10gb DEM files and clipping?

I have a 5m DEM for an entire province in Spain. It is over 48gb in size and is in asc file format. I only need a very small, 50 km² area. I open the DEM in ArcDesktop, and i get the loading bar ...
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22 views

Eps files from map export are not containing a vector image

I have made a custom map export service, which exports my map in a range of formats. However I have noticed that .eps files, exported using the arcPy function: arcpy.mapping.ExportToEPS(mxd, ...
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24 views

keeping domains when merging two feature classes (both are polygon features)

why do I lose my domains from one feature class data when merging two feature classes together in the same file database with the same fields and domains to each field? The new merged feature class ...
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11 views

Resampling using gdalwarp gives me no data

I have an image with the following information. Driver: GTiff/GeoTIFF Files:test_DEM.tiff Size is 91, 73 Coordinate System is: GEOGCS["WGS 84", DATUM["WGS_1984", ...
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2answers
59 views

Use ModelBuilder to copy/paste attributes from Table to Feature?

I am using ArcMap 10.3. This question involves the use of tables and personal geodatabase features. I am looking for an efficient way to populate Water Meter fields using data from a Table. The ...
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57 views

Use Only First “x” Characters from Table in qgis:selectbyexpression

I have a list of street names in this format: STRNAME Elsinore Neil Young Penny Fall And a shapefile ("input_streets") with street names in this format: STREET Elsinore Av Neil Young St Penny Lane ...
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33 views

Generating polygons from lines and problem with rings

I have a problem when generating polygons from lines. I got dxf file with layers: cadastral parcels (as polygons) soil classes (as lines) Now I want to generate polygons for soil classes (so I ...
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Modelbuilder ArcGIS: Collect values

I have a large model with submodels. Basically the Model iterates through all Districts, selects in each district an attribute above a certain threshold, creates a layerfile of it. The submodel ...
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49 views

Toolbox blank when sending to someone else?

I have a toolbox with two models that I am trying to send to someone else. I am working in 10.4 and he is working in 10.3. I save my toolbox as a 10.3 toolbox and send him the .tbx file, but when he ...
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35 views

List group of line segments that are not connected to any other lines

In the image below, the system of lines includes 6 segments. This connectivity gives the appearance of an "island" as the internal segments are connected to each other and are not to the outside world....
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69 views

ST_Difference on linestrings and polygons slow and fails

I am trying to create a new table of linestrings with their existing attribution that are "different" to some polygons and am struggling to get a working PostGIS query. I have a table of linestrings (...
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27 views

Notification service for ArcCatalog

I am dealing with long and demanding analyses, which needs often lots of data and time ( between few hours to couple of days) and it can happen a full stop/break on my workstations caused by diverse ...
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57 views

PostGIS ST_Difference function returns wrong geometry in result

I have a strange st_difference behaviour. I’ve got two overlapping lines (each one has two points), but st_difference result is complete geometry of the first line. The code to reproduce is here: ...
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65 views

Issue with QGIS 2.10.1 Clip and Intersect Tools

Having an issue in QGIS 2.10 -- clip and intersect don't seem to be working correctly. I am trying to show zipcode by a legislative district in Florida. When I clip the zipcode shapefile by the ...
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9 views

Invalid Pointer…Script Error [duplicate]

After working with Spatial Analyst (using multiple tools several times each) for a certain (unclear) amount of time, any tool I open provides the same warning... A script Error has occurred on the ...
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28 views

Flat polygon feature to serve floors to time bins on Z axis of ArcScene?

How can I create square polygons with different z-values to create the horizontal panes shown in the image from ArcScene?
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25 views

Which PCS to use with WGS 1984 datum? [closed]

I am working on building a Modelbuilder tool to convert a .csv file with lat/long values into a polyline with shape_length. The dataset is in the WGS 1984 datum. It is my understanding that this must ...
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55 views

How to find cumulative length at points on a line?

I am working on a Modelbuilder project to teach myself how to use it. I do not yet have much knowledge in Python. I am currently a little stuck on the project I am working on. I have a line made from ...
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37 views

Attribute data disappearing after converting points to line

I am currently working on a project strictly in Modelbuilder. I am trying to teach myself how to use it. I don't yet know how to use Python and am still in the early learning stage. My question has ...
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35 views

ArcMap: Multipart to Singlepart and Explode are not working

I am trying to separate multipart polygons, however in case of Multipart to Singlepart program seems to be working for around 15 minutes and then it crashes and when I try to Explode I get the error:"...
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82 views

How do you create a buffer for a specific feature in QGIS?

Fairly competent ArcGIS user here, very new to QGIS. What I am trying to do is create a one-mile buffer around the highlighted parcel in QGIS 2.14 (from a .shp). Seemed straightforward enough: ...
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19 views

Finding measuring units [duplicate]

Every time I perform the geoprocessing tools buffer or intersect, my layer gains two more attribute columns, named "Shape_Leng" and "Shape_Area". How can I know in which measuring units are these ...
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36 views

How can I add a custom font in ArcGIS server 10.2

I have made a map export template which used Arial in the scalebar labels. I have installed a new font in my pc and I can see the font change from arcmap. When I install the custom font in the ...
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151 views

Adding new nodes in the middle of each líne of a Polygon

I am currently working on a Street Lighting Network. I have two layers in PostGIS ( PostGIS 2.1.3 and PostgreSQL 9.3.5): Manholes (56.000 Polygon) Pipes (Linestring) The manholes are perfect ...
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22 views

Process road polylines to not overlap building polygons

Is anyone aware of a processing tool in Grass or similar which will find segments of polylines which overlap polygons in another dataset and reroute the polyline to avoid the collision? My problem is ...
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25 views

QGIS x ArcGIS - Geoprocessing Vectors in Geographic Coordinate Systems [closed]

Is there a possibility of in future versions of QGIS, the software be able to geoprocess vectors (clip, buffer, intersection, etc.) in Geographic Coordinate System, and not only in UTM? In ArcGIS, ...
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134 views

QGIS modeler: count points in polygons

it is the first time that I’m using the QGIS graphical modeler and I found some troubles (QGIS 2.14.1). I’m trying to count points that intersect with polygons in a vector grid, but filtering the ...
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3answers
122 views

ArcPy Script Tool takes 30min - Ideas to accelerate the (raster) process

I developed an arcpy script tool that takes as input multiple rasters, a criterion to select specific cells from the raster which are then intersected with a point shapefile. At the end a value is ...
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47 views

Can turf.js be used to find and repair bad geojson geometry?

Methods: I'm currently using turf.js for geoprocessing as part of a broader mapping project; my workflow looks like this: Pull geojson of census tracts for an entire county Pull geojson tiles of ...
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93 views

Translating ArcPy Commands to GDAL Equivalents? [closed]

I'm trying to figure out GDAL equivalencies to the following arcpy functions: arcpy.env.overwriteOutput() arcpy.MakeFeatureLayer_management() arcpy.SpatialJoin_analysis() arcpy.da.SearchCursor() ...
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69 views

How to simplify borders between polygons in shapely?

I have some fairly complex, and not completely accurate shapes stored as shapely Polygon objects. I'm trying to find the common borders, which should be as easy as finding the LineString returned from ...
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26 views

Import ArcToolbox Log History on ArcGis

I do not know what happened but I have lost all my ArcToolbox log history that was available trough "Results" menu. The strange thing is that I can access the log files that are saved on my ...
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47 views

Why do we georeference from the image to the shapefile (and not the other way around)? [closed]

Why do we georeference going FROM the image, TO the shapefile (and not the other way around)?