Ekisto: a visualization of online communities as citiesAbout Ekisto is an interactive visualization of three online communities: StackOverflow, Github and Friendfeed. Ekisto tries to imagine and map our online habitats using graph algorithms and the city as a metaphor. Ekisto comes from ekistics, the science of human settlements. A graph layout algorithm arranges users in 2D space based on their similarity. Cosine similarity is computed based on the t
