Reality mining
How hard is it to 'de-anonymize' cellphone data?
March 27, 2013
A new formula that characterizes the privacy afforded by large, aggregate data sets may be discouraging, but could help sharpen policy discussion.
Take control of your phone’s sensors
October 5, 2011
A Media Lab group that has done groundbreaking work using cellphones to gauge human social interactions releases its technology to the public.
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