short announcement: area51 and geosciences
Most of our readers probably came along the sites of stackexchange or stackoverflow. But most questions regarding geosciences are discussed in local forums or with friends but not…
Month: August 2013
short announcement: QGIS 64bit
So I’ve checked our twitter time line this morning and came across this nice little line: @willoxh tweeted that there is a new version of qgis which enables…
Piksi or how to be exact with low costs
So many of you probably know that there are some pretty amazing social crowdfunding projects hosted on kickstarter, startnext or indiegogo and we also started one campaign that…
NeoCartography and the need to code
The time when I studied Geography and Mathematics is long ago. So I chose Cartography as one major part of my studies and learned to draw circles and…
Maps for our robots
I have often wondered what could be the purpose of these mapping 3D models more and more accurate for major cities of the world (eg, Monaco, Geneva or Dubai).…
unsupervised classification in QGIS: kmeans or part two
As I have already covered the creation of a layer stack using the merge function from gdal and I’ve found this great “plugin” OrfeoToolBox (OTB) we can now…
Create your own worldmap: worldmapgenerator.com
The “Viewpoints” project explores the aesthetic question whether there is a parameter-based method for generating unconventional maps of the world that do justice to the thematic context in…
30 years of GRASS: a critical birthday comment
Dear GRASS GIS: Happy birthday! There has been a lot movement in the last decades and you enriched our workflows and our way of spatial thinking. There were…
Comparing GIS systems: a social approach
Most of you guys are aware of one or two GIS systems. But what about the functionalities of others? How can you compare these? @Dragons8mycat has done some…
A great visualization of InSAR data by the ESA – ups and downs at the East African Rift
InSAR (Interferometric Synthetic Aperture Radar) is one of the greatest remote sensing tools for everyone interested in crustal movements. The principle is simple: A satellite equipped with a…
QGIS Plugins: OTB- not a real plugin but great for spatial analysis
As I came across this short post about image classification in QGIS I was surprised to see this first line: “For this, Unsupervised KMeans image classification module from…