Crowd-Sourcing Comes Of Age In The DARPA Network Challenge

Photo: M.I.T. MEDIA LAB'S RED BALLOON CHALLENGE: From left to right: Anmol Madan, Galen Pickard, Riley Crane, Alex ("Sandy") Pentland, Wei Pan and Manuel Cebrian.
© MIT

Inflated Expectations: Crowd-Sourcing Comes of Age in the DARPA Network Challenge -- Scientific American

The M.I.T. and Georgia Tech teams proved most successful in using social networks to pinpoint the locations of 10 red weather balloons scattered throughout the U.S.

The U.S. Defense Advanced Research Projects Agency's (DARPA) Network Challenge earlier this month demonstrated that social networks, more than being platforms for self-promotion, can be also be highly effective tools for rapidly gathering and disseminating very precise information. With the help of Facebook, Twitter and a homemade Web site, a winning team from the Massachusetts Institute of Technology (M.I.T.) was able to within nine hours identify the correct latitude and longitude of all 10 of DARPA's red weather balloons, which were lofted 30.5 meters into the air at locations scattered throughout the U.S.

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