Cell Phone Data Helps Map Traffic Jams

Don't be alarmed, the government isn't watching your every move via tracking your mobile phone... just UC-Berkeley and MIT. The institutions published a joint study where they collected the anonymous phone records of over 680,000 Boston-area commuters through call logs spanning traditional commute hours. The data paint a vivid and nearly-beautiful picture of how traffic flows during peak hours around the city of Boston. 

http://arstechnica.com/information-technology/2013/02/cell-phone-tracking-system-reveals-how-traffic-jams-start/

This article form Ars Technica gives some background information on the study and serves to spotlight some of its surprising findings.

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