The open source desktop geographic information system software QGIS can be a powerful tool for investigative journalists.

If you use C or C++, you have probably learned how to open a file and read data from it. Usually, we read a character or a line at a time. At least, it seems that way. The reality is there are usually ...

At a basic level, geospatial data supports map production and navigation. That was one of the early reasons digital mapping took off in the first place, since updating a paper map used to be slow and ...

Dr. James McCaffrey of Microsoft Research presents a full-code, step-by-step tutorial on technique for visualizing and clustering data. A self-organizing map (SOM) is a data structure that can be used ...