Big data 43 (guardian) final

WHICH IS GREENER?

Source: “Human Mobility, Social Ties and Link Prediction, Wang, Pedreschi, Song, Giannoti, Barabasi, 2011

OPTION A: THE CONTROLLER

OPTION B: YOU

THE POWER OF BIG DATA

DIFFERENTIAL PRIVACY

Source: http://research.microsoft.com/en-us/projects/databaseprivacy/dwork.pdf

“A randomized function K gives –differential privacy if for all data sets D1 and D2 differing on at most one element, and all S ⊆ Range(K),

where the probability space in each case is over the coin flips of the mechanism K.”

FIND YOUR DATA

ENABLE OTHERS

There are 10 types of people in this world – those that

understand binary and those that don’t…