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Subset image by vector layer using ERDAS imagine أكثر...

Tomnod: Using Machine Learning & Crowd Sourcing To Build Object Aware Maps Of The Wor Earth observation startups like Skybox imaging, Planet Labs, Urthecast among others, have already energized the satellite imagery industry in general and have raised expectations for next generation...

I have two rasters in Geotiff, same CRS. I tried to merge them and I have this error code ERROR 4: `C:/Anita_Tepoztln/Rasters/e142.tif' does not exist in the file system, and is not recognised as a supported dataset name. ERROR 4: `C:/Anita_Tepoztln/Rasters/e145.tif' does not exist in the file...

I want to get 3D building. I have DEM surface and 3D feature of building roof. I created multipatch class by extruded building roof with '-' value. Is it possible to create building from this multipatch and DEM surface ? أكثر...

i want to perform euclidean distance in a roads shapefile then use mask from the raster package and then reclassify the pixels into classes. أكثر...

I have to create an online application for a cemetery, just like this one: http://www.arcgis.com/home/item.html?id=5676017d60ac44729e9cedf66709ff5e Like in the example, in my case some tombs (only 3!) have more than one people burried, so there is an one-to-many relationship between the tombs...

Kindly redirect me to a more appropriate forum in case there exists one. I am an active user of Yandex.Navigator App (available for all kind of mobile platforms). Whenever I open the App, even though my GPS is turned off, it shows me my current location upto a great extent of precision on the...

I have achieved to close lines in order to build a polygon with: st_addpoint( st_makeline(geom ORDER BY .cd_noseq), st_pointn( st_makeline(geom ORDER BY cd_noseq), 1))but then, when I try to make a polygon with st_makepolygon like this: st_makepolygon( st_addpoint(...

GNSS Surface Reflections From Orbit: Science Applications, The CYGNSS Mission and More Presenter: Scott Gleason, Southwest Research Institute, Boulder, CO أكثر...

i've been working on my project to create QGIS plugin for raster analysis purpose. It will be easier if we use gdal library. Are we able to use gdal library to develop QGIS plugin? If so, how do we set up the gdal package inside the qgis2 plugin environment? أكثر...

When using RequireJS to load a JavaScript library from a CDN, an example syntax is shown at https://github.com/requirejs/example-jquery-cdn: requirejs.config({ "paths": { "jquery": "//ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquery.min" } }); How should the ArcGIS Server JS...

We currently have male and female savannah and bengal kittens, They are gorgeous very friendly they are GCCF and T.I.C.A Registered, wormed, insured, pet plan Insurance, with full Pedigree papers. These kittens are registered, have preventative Worming and flea treatment, fully vaccinated...

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I am using Leaflet.js to draw circles on a map from Mapbox. It works like this: $.each(json_map_data.elements, function(index, element) { console.log(element); //console.log('ITERATING OVER JSON MAP DATA'); //console.log(element.tags.amenity + ' color: ' +...

I have troubles enabling PostGIS extension on Ubuntu 14.04.2 and PostgreSQL 9.3. I have installed the packages with this step by step procedure. PostgreSQL and pgAdminIII seem to be installed properly. I can launch pgAdminIII and the localhost default server exists. I add a new DB and type in...

Recently, the Toolbox of QGIS GRASS plugin can't find modules in my GNU/Linux Debian. When I click on any module, the toolbox reports the message: Cannot find module x.xxx and, after, I have the dialog window options totally empty (see image below). My system worked nicely until...

I have huge amounts of lidar data stored as tiled datasets per project. The "tiles" are separate LAS files based on our national map sheet setup (800 by 600 meter). To keep an overview of the data I have set up LAS dataset definitions per project in ArcGIS 10.1. I've been testing out the...

There is a special tag 'way_area' in osm2pgsql creating a database column that stores the area of polygon features. So is there something like this for calculation of length of line objects? أكثر...

I want to select all the features in my Waterlines layer that share a line segment with other features in the same layer. I've done a complicated search cursor iteration in python that takes a couple hours, but I'd rather have something quicker. I found this page that says you can do it...