New answers tagged

0

MangoMap has that feature out of the box. Here's a map that demonstrates the tool: http://mangomap.com/maps/51645/Query-Tool Disclaimer: I'm a founder of Mango ;-)


1

Arc GIS have introduced the image classification tool in version 10. If You want to classify the images using Arc Map. Check this tutorial of the tool. You may also use other softwares like ENVI or ERDAS IMAGINE for this purpose. For the case of ENVI this tutorial guides you through the process and can perform both supervised and unsupervised ...


3

You do not necessarily need to draw a map if you are working with an entered zip code. Turf.js which was made for working with JavaScript mapping however could be really useful. The aggregate function could be helpful you here if you can use the counterpoints of counties. You could also use polygons, but it will be more complicated. Simply using center ...


3

libpq allows us to connect to Postgres/postgis for read write operations. If you have installed Postgres,libpq is already available.It would be available at installation path like C:\Program Files\PostgreSQL\9.5\include . //To make use in C/C++, you include these header files #include "libpq/libpq-fs.h" #include "libpq-fe.h" #include <stdlib.h> ...


2

You could try using the Google Maps geocoding API (https://developers.google.com/maps/documentation/geocoding/intro). It works well, but there's a limit to 2,500 geocodes per user per day. Here's a function to help geocode using Google. If you go over the daily query limit, or over the per second limit of 10 per second you'll get an error message instead ...


1

There are a large number of FOSS options that would be suitable for a project like this. I am going to end up recommending that you use QGIS. I will address the question in three parts: Non-GIS options. GIS options, and why I recommend QGIS. Some pointers to QGIS tutorials. Non-GIS options Since you have come to a GIS-focused site, you are indicating ...


2

If you do choose to use a CAD, rather than GIS program for your needs, There are also open-source CAD programs like QCAD.


2

A free tool that will help you explore what you can do within GIS, is QGIS. It will most likely be a little tricky to digitize and import the information but you can start with loading a basemap (say Openstreetmap) and trace out the boundary of your property. Then, you can try to import some scans of your paper copies and geo-rectify them. This just means ...


1

PointCloudViz - http://www.pointcloudviz.com/ Desktop LiDAR Viewer - http://www.pointcloudviz.com/desktop/index.html Cross-platform: Windows, MacOS X, Ubuntu/LinuxMint, Fedora Smooth visualization: unlimited data size Display LiDAR attributes: RGB, intensity, classification and height Georeferenced image overlay: drape single or multiple rasters, Web ...


1

iTowns - https://github.com/iTowns/itowns What is it? iTowns is a web framework written in Javascript/WebGL for visualisation of 3D geographic data allowing precise measurements in 3D. Its first purpose was the visualisation of street view images and terrestrial lidar point cloud. It has then been extended to handle more data types. Supported data types: ...


1

Your Question is hard to answer (more difficult then those decisions already are) as it is not clear what size your service might be. Did you have any logs evaluated or some other user statistics from former projects? Spatial servers as you call it are not out there as far as i know, beside the ones you already mentioned like MapBox. When you donĀ“t want to ...


1

There is a Leaflet plugin called Leaflet Draw https://github.com/Leaflet/Leaflet.draw You would have to write some code to export the drawing to a data file, ie. GeoJSON, that the user would download...


0

An open source package for atmospheric correction of a number of sensors, including Landsat 8, is ARCSI (http://rsgislib.org/arcsi/) from the Earth Observation and Ecosystem Dynamic group at Aberystwyth University. It is written in Python (with some functions written in C++) and uses the 6S codes through Py6S. It is a command line tool and has some ...



Top 50 recent answers are included