"Shahr -vand" is a visualization to explore how the suffixes of city names are spread out throught different parts of the region. Nothing scientific. Just for fun!
See the live demo here.
You can find the source code on the github.
Inspiration and Credits
This is an adaptation of Moritz Stefaner's -ach, -ingen, -zell project for Iranian cities. The "-ach, -ingen, -zell"" is a visual exploration of the spatial patterns in the endings of German town and village names: http://truth-and-beauty.net/experiments/ach-ingen-zell