Tuesday, November 18, 2008

Statistical Map

The post just previous to this was a cartogram; a very interesting way to depict information about an area. When I was reading our Geovisualization units notes on statistical maps, there were two slide examples. In one, the definition of statistical maps included defining distance using "mathmatical definitions of time and space" , and the topic was probability of a popular song "hit". The visualization was shown in balloon-like figures and the distance to "hit" balloons was the variable. In the other slide, and had an example of a flow diagram for flu virus evolution that related to a world map projection showing the locations. The striking point of the last post and this one is that there is such a large array of potential ways to depict statistical information visually.

This sample of a statisical map demonstrates population with vertical distance and size.
http://www.progetto-exp.org/filevari/immagini/mappe/map_pop_usa.jpg

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