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This video shows how to use the Model Builder in ArcGIS 10.2 أكثر...

Summary: The drainage of small wetlands can decrease wildlife habitat and may contribute to flooding in the Prairie Pothole Region (PPR), according to a recent U.S. Geological Survey study Contact Information: Marisa Lubeck ( Phone: 303-526-6694 )...

I have the following shapefile of a 10x10 degree latitude/longitude grid that I created in QGIS. I can read it into R using the rgdal package. Grid

Researchers used 1,756 Landsat images to develop a GIS database of river widths for the entire North American continent. The post River Width GIS Data Created from 1,756 Landsat Images appeared first on GIS Lounge. أكثر...

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I need to calculate the location of polygons along the route in ArcGIS (ArcInfo) 9 or 10. What I have already found out is only the calculation of the start and end of the intersection of a polygon with the route. But in my case I need to attribute all the polygons along the route, many of them...

I've had this problem before but I'm not succeeding in fixing it using what I thought worked before. This has been brought up as an issue previously, but I'm stuck when I apply the previous answers. There must be numerous people doing the same thing. I am running QGIS 2.8.2 on Mac OS X...

Is there a way to build a raster attribute table using one of the GDAL utilities? I know you can view it using gdalinfo and I have successfully created one using Python, but it would be so much easier to just run a command line utility to build a raster attribute table on a raster...

salut je suis un parfait débutant dans ce monde des SIG. Je suis entrain de vouloir mettre sur pied une application java web pour gerer tous les traitements au sein d'un service de cadastre et j'ai besoin d'interfacer mon appli avec un SIG. J'ai choisi QGIS. ce que je veux savoir...

After a glut of spam including the viral episode of an edit that incorporated an image of Google’s Android mascot peeing on the Apple logo, Google’s Map Maker program was suspended this past May. A recent post by*Pavithra Kanakarajan a*Product Manager with Google Map Maker announced that the...

Using a Noggin 250 GPR and Smart Cart. I generated data for a grid. I did not have a gps unit on the smart cart. I do have gps x'y for the corners of each grid. After post processing the data in EKKOmapper. I exported out 3D data. I have two different types of data. One is a .hdf file. Is it...

I recently decided to reinstall QGIS and build against the latest version of GDAL - something I have been putting off for ages because I suspected it would be a nightmare. Lo and behold it has been, so after a full-day of trying to get this to compile following these: instructions I'm reaching...

I would like to create a custom rendering engine that can generate tiles from shape files. I am specifically looking to do this in C, C++ or C# in order to achieve performance gains. I have seen some libraries for reading Shapefiles and that is fine except I don't see any examples on how to...

I am working in a company where our team requirement is to do reverse geocoding lookups. Below is our requirement. To give you more background, the 3 geolocation-related needs I have are as follows: Lat/Long lookup: returning country, city, state, region, postal code Address lookup: returning...

Geofeedia allows users to monitor real-time social media content from Twitter, Instagram, Facebook, YouTube, Picasa, Flickr, and Sina Weibo based on geographic boundaries. The post GeoFeedia appeared first on GIS Lounge. أكثر...

I have a leaflet map that zooms and fits on the bounds of the polygon that is clicked via onEachFeature. Is there a way to disable this at a certain zoom level? I add new layers on the 'zoomend' event, I just can't figure out if disabling on 'click' function is possible. function...

I would like the color ramp / bubble size to be comparable over different maps; right now it auto selects the max value as the max in the data set. How can I set the max and min values so that I can compare across maps? أكثر...

I'm building an address disambiguation page and I'm interested in having geocoding results returned in the local language of the country the result's in. For example, if I make a reverse geocoding request for "Bucharest, Romania", I want the location returned to be "Bucure أكثر...

This has been a very busy month for the ArcGIS*Imagery and Remote Sensing team at Esri. *If you’ve been a fan of Esri imagery technology for a while, you’ll realize we’ve modified the name. *Yes, we have renamed our team from ‘Imagery’ to ‘Imagery and Remote Sensing’. *Why, you ask? *Well, with...

Bonjour à tous, Depuis un bon moment, je ne peux plus utiliser les traitements GRASS sous Qgis 2.8.2. En particulier v.generalize, mais en vérité aucun ne fonctionne. Lorsque je lance un algorithme, je vois apparaître ce message d'erreur : Dépendance manquante. Cet algorithme ne peut pas...