Tag: qgis

Tracking Sydney Ferries in real time with OpenSource GIS tools

The trend in IT is currently dominated by terms like "Big Data", "Real-Time", "Fast Data", "Smart Data", ... GIS is no exception as most of the data out there can be…
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Winter solstice and Hillshade over Brussels

Yesterday, the 21st of December 2016, was the shortest day in the Northern Hemisphere. In other words, it is the day the sun is the lowest in the sky at…
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DEM for Slope calculations in Bicycle Routing: PostGIS

Everyone who went cycling in Belgium knows that the famous quote from Jacques Brel "Le plat pays qui est le mien" is far from being true! Belgium is globally a flat…
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The 2012 Presidential Election Map using PostGIS, Geoserver and OL3

The news of the beginning of the week was monopolized by the US presidential election. During the last few months, a lot of interactive maps flourished on the internet showing…
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Earthquake in Amatrice, Italy: Before/After with Sentinel-2

Sentinel-2 imageries can be used in a huge variety of applications. I was trying to figure out how these free data could be used in the monitoring of Earthquake damage. The…
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Change detection using Sentinel-2 and PostGIS

With its very short revisiting period, Sentinel-2 satellite data make it possible to perform change detection operations of every point on Earth every 5 days at least. In this article, we're going to…
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I want to work for your GIS Missions

Ready for your GIS missions! [caption id="" align="aligncenter" width="479"] I WANT (TO WORK FOR) YOU[/caption] It is a great pleasure to announce that themagiscian.com is now open for YOUR gis missions! We have now a…
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A Hooded Vulture Wildlife study using Movebank, PostGIS, QGIS and KML

Movebank.org is fabulous website that centralizes GPS data of tracked animals. Hosted by the Max Planck Institute for Ornithology, the platform data are accessible to researchers from all over the world to study…
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Wildland Fire study with Landsat 7 and PostGIS

Wildland fires commonly occur during the hot and dry seasons. More tempered climates can however also be affected. We are studying the extent of the last major wildland fire that occur the 25…
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Crime Data analyses (Tulsa, OK)

Open Crime data are very powerful for predictive crime analyses. Most Police units make use of historical data and GIS to analyze crime patterns and trends. The conclusion drawn from these analyses…
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