What we can learn about cities from social network chatter

Data from social networks can reveal some very interesting things. One technologist, Dave Troy, has started to draw upon that large swath of data to compare cities’ diversity and gain a better understanding of what’s important to its denizens.

At a recent TED speaking engagement, Troy shared some of the maps he created using data from Facebook,Twitter, LinkedIn and others to show what people were talking about and who was doing that talking. As a quick key to these maps, each dot represents a person (or user account), each line represents a relationship, and each color group represents a community of interest.

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