Questions tagged [geoprocessing]

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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46 views

Can in_memory act as a regular directory in the memory? [closed]

I am having trouble with raster clipping whenever the result is saved to a GDB, is there any other way to geoprocess in the memory and have the results behave as if saved to a normal directory?
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2answers
737 views

CopyRows_Management in ArcPy gives ERROR 000732?

I get the following error when running a CopyRows_Management with Python (ArcGIS 10.1): ERROR 000732: Input Rows: Dataset \MyConnection.odc\MyTable does not exist or is not supported Here is the ...
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7answers
10k views

Linux alternatives to visualize and analyze LiDAR datasets?

For a long time I have been using softwares based in Windows to visualize and analyze LiDAR data sets for forest application. Recently, I have started to move all my work to Ubuntu platform, but I'm ...
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1answer
105 views

Using SPOT Messengers in corporate environment? [closed]

We're looking into using SPOT Messenger GPS devices in a corporate setting for our wilderness field staff. GlobalStar, who operates Spot, has a commercial XML data push service which will dump ...
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0answers
839 views

Problem with multi-threading and geoprocessor tool in c# [closed]

What I am doing: I am trying to run a geoprocessor tool in a background thread other than UI thread. I am passing string path of arcObjects and creating that arcObject in my background thread. Then I ...
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0answers
123 views

Update AutoCAD 2015 custom drawing property fields from ArcGIS Shapefile

I need to update AutoCAD 2015 custom drawing property fields from a GIS point dataset shapefile format (in ArcGIS). I would like to do this for an AutoCAD template as project work starts. I have ...
0
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1answer
34 views

Creating PolylineZM from Points using ArcGIS Desktop?

I have a point feature class that is essentially hundreds of vertices along a single line. The Attribute Table contains MD (Measured Depth) values, XY fields of each point feature, and a ID field for ...
1
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1answer
92 views

Matching river direction with DTM using ArcGIS for Desktop?

I have rivers that some times they do not match their real direction based on the DTM, and they need to be flipped. Is there any way to automatically match river direction based on the DTM in ArcGIS ...
3
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1answer
821 views

Reading data from raster layer obtained via WMS in QGIS

I need to use some geological data from the WMS service http://mapas.igme.es/gis/services/oneGeology/IGME_EN_Geology/MapServer/WMSServer using QGIS. I've connected to the service and I can see the ...
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1answer
49 views

Choosing ArcMap Geoprocessing tool?

I'm trying to find out what tool would be best suited to address a problem that I have. I am trying to find the most efficient route (least amount of pipe (footage) / most amount of houses provided ...
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2answers
4k views

Calculate area in square meters from degrees?

I have a polygon shapefile in geographic coordinate system, I would like to calculate area in square meters in QGIS using Python. Is there any formula or equation to do this?
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1answer
1k views

Using Merge GeoProcess task in ArcGIS Engine with C#?

Having the hardest time getting the correct syntax when adding layers as gp parameters to call the Merge_management GeoProcessing Task. Below is just one of MANY, MANY ways I have tried with no luck. ...
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1answer
258 views

Create points at specified distance from each other in random fishnet's cells while being on linestrings

We have a land protocol where we receive a fishnet of 1x1 km cells. Some cells are randomly choosed. We need to put 4 points in each cell and these points have to be on a road too. The minimum ...
3
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1answer
82 views

Limiting analysis to particular area of larger DTM using Whitebox GAT?

I am new at using Whitebox GAT, which I find very interesting. When one runs an analysis, is there any possibility to limit the processing to a section of the input DTM, or does the latter have to be ...
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1answer
691 views

CSV list as input parameter in QGIS 3.0 Processing Modeler

I have CSV list with XY coordinates (company and its competitors) which I want to input into simple QGIS Processing model. From this list the model creates and styles two spatial layers. Everything ...
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0answers
559 views

Correcting for offset

I have a shapefile with real-time kinematic (RTK) measurements as a line feature, which more or less corresponds with visible features in a raster layer (shaped as lines). These measurements however ...
3
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1answer
428 views

Determining total number of lines connected to a line segment in QGIS?

I have a line shapefile showing the street network for a major city in Africa. For each line segment, I want to calculate the total number of roads/streets connected to it. For example, the road ...
3
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4answers
237 views

Visibility tools for ArcGIS Desktop?

I've been trying to create visibility areas for CCTV in my city. Obviously simple geoprocessing tools aren't the answer, cause they create results as shown on the photo. CCTV can't look through ...
5
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1answer
4k views

Performing Geoprocessing SQL Queries in QGIS from a PostGIS Database

This may be a dumb question, but is there way to run a PostGIS geoprocessing SQL query in QGIS? Specifically, I am thinking of running SQLs such as ST_Union, ST_Split etc etc. I have tried the ...
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0answers
105 views

How do save the result of pyresample processing as GeoTIFF file?

To warp image to GeoTIFF using GCPs method, I used the pyresample package. As the result, I did not find any example to save this result as a GeoTIFF file. from pyhdf.SD import SD, SDC from ...
5
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2answers
8k views

Fixing Script Error Invalid Pointer from ArcGIS Geoprocessing Tools?

I am just learning ArcGIS 10.2 and it was working well until I tried to use the Export to a Geodatabase (single) option for a dbs table I made. Since then, it seems I now get the same Script Error for ...
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0answers
103 views

GDAL intersection returning NoneType in Python

I have two shapefiles, one for landuse and one for subbasin. I want to find out how much landuse area is present within 3rd feature of subbasin shapefile. I am using following code. fillu = ogr....
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0answers
94 views

Densify tool equivalent for Basic ArcGIS License?

I'm looking for a tool/script/quicker process that does the same thing as the standard license's densify tool. I'm only using a basic license though. Just wondering if there was anything out there ...
2
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1answer
738 views

Publish model in toolbox as Geoprocessing Service?

I have created a model. This models takes three shapefiles and returns the result in the form of shapefile. I run this model and found it works fine and a shapefile is created and visible in the ...
6
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1answer
3k views

How to clip a single layer of overlapping polygons in QGIS

I have a single layer of polygons. Some of the polygons overlap. I wish to make a new layer of just the parts of the polygons that overlap. What is the best way to do this in QGIS seeing it's all in ...
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1answer
5k views

How to achieve equivalent to Dissolve from ArcGIS for Desktop using ST_Union?

I am trying to achieve an equivalent to the Dissolve tool from ArcGIS for Desktop using ST_Union from PostGIS but it seems I am not getting expected result. I have one table which has certain ...
4
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1answer
7k views

How to measure distance between 2 GPS points in Pandas?

I have two data frames both containing x,y GPS coordinates and I'm trying to determine if they are within a 1/4, 1/2 and 1 mile of each other. Like this: # COORDS1 DAY LATITUDE ...
5
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1answer
391 views

ArcObjects 10 Java SDK

I am being tasked with converting a AGS geoprocessing toolkit currently written in AO 10 C# SDK to AO 10 Java SDK. Are there any resources out there which show an end to end example of creating an ...
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0answers
380 views

Using Collect Values in ArcGIS ModelBuilder with submodel?

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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1answer
45 views

Strange Polygon Shape Rendering in ArcGIS JavaScript API 3.22

When I upload a shapefile using the existing WAB Geoprocessing widget Shapefile uploader. Below is the screenshot. What could be the cause of the problem? The image below was supposed to show the ...
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1answer
195 views

Broken Project Data Source

I have built a Script Tool (from a modelbuilder model) in ArcGIS 10.2 which works perfectly fine in ArcGIS. However, I am getting the following error message when I try to publish this script tool ...
2
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0answers
118 views

ArcGIS Web Mapping Service Extract By Mask Give 99999 Error

The USDA used to provide four-band NAIP imagery as TIFF tiles for each township (6x6 miles) in the USA. The 2013 data only available as an ArcGIS web-mapping service. Not being a big fan of ...
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3answers
826 views

Automating capture of Extent from multiple mxds with multiple dataframes

I want to create a single shapefile from multiple mxd's that have multiple frame sets with different extents in them. I have found/started a script to do this (attached) but can't figure out how to ...
7
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1answer
3k views

Inside buffer with attributes in ArcGIS?

How can I create buffers for polygons that: a) lie only inside the polygon boundary, and b) know who their parent is? An example of where this is useful is First Nation Traditional Territories. ...
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1answer
406 views

Comparing GIS libraries

I am new to GIS. As a part of my research, I want to figure out among OSSIM, Saga API, Terralib and Mapnik which one will best satisfy the following functionalities and why (all for desktop GIS ...
0
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1answer
88 views

Add arrows next to many polygons

I have many polygons that present wind directional movement. I use Arc-Map 10.3.1. How can I add arrows next to each polygon, to show the wind direction in any polygon?
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0answers
37 views

Filter a list of layers under drop down

Is there a way to filter a list of layers under the drop down whenever selecting a layer to run a geoprocessing tool? Because I have 40 some layers displayed in the Table of Contents of ArcMap which ...
3
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1answer
187 views

Copying/Pasting Information from Geoprocessing > Results > Messages

I am having difficulty locating the directions for copying and pasting the information in my analysis output to a word document for future reference. Specifically, I would like to highlight and ctrl/C/...
2
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4answers
1k views

Append operation in ArcGIS

I have 250 road shapefiles, I have to append all the 250 shapefile into one single file. I have used ArcGIS append tool for combine layers (if number of shapefiles are minimum), but these 250 ...
2
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2answers
4k views

Joining multiple fields to table and export new table as join field name using ArcGIS Geoprocessing?

I am using join field tool to join table (info tables/.dbf) to one shapefile. I am trying to use ModelBuilder, as there are around 100 tables (each with 5 columns X 50-150 rows), each has to be ...
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1answer
51 views

How to show objects inside an area?

I have two different shapefiles: point shapefile with many elements area shapefile with many regions I need to create a rule where I need to colour differently the points in some areas, but the ...
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1answer
898 views

Calculate total area of umnasked pixels of a raster image in Google Earth Engine

I have a partially masked image, and my goal it to compute an area of all unmasked pixels. The way how they describe process of area calculation in this example is by using a vector mask. So do I ...
1
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0answers
786 views

Merging multiple polygons in ArcMap?

I'm searching for an ArcMap (10.2) Tool that merges multiple polygons over a given distance (in the end term I want to select all polygons with an area greater than 7ha). To illustrate my use case ...
2
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0answers
100 views

Processing time for Euclidean Distance [closed]

I am running a Euclidean Distance analysis on a large file. I have a polygon layer that includes all Urban areas in Canada, US, and Mexico merged into one multipart polygon file. I am attempting to ...
2
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0answers
558 views

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 ...
7
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2answers
193 views

Remote geoprocessing solutions?

I have a relatively old laptop (i5 8Gb) but it is fine for most of my GIS needs. Infrequently I would like to run processes which requires larger amounts of RAM (16G+) but I cannot justify forking out ...
4
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1answer
2k views

Creating 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 ...
2
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2answers
353 views

Number of intersected features from one layer per feature from second layer

How can I get number of intersecting features from one layer per feature from second layer using any component from QGIS 2.8 (GRASS, SAGA, Python scripting...)? Result should be stored in new ...
3
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1answer
4k views

create polygons and fishnets of specific size and orientation and buffers

I want to study 6 areas in the field and in order to do so I want to divide each one of them into smaller areas/parts. What I would like to do is find an average square or rectangle area surface (...
1
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1answer
298 views

Adding Map Service Geoprocessing Widget Results Web App

I have a Web Appbuilder Application using several geoprocessing widgets that have extremely varied result values depending on what the user inputs. Therefore, I would like to symbolize the results ...

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