What Happens When Our Cellphones Can Predict Our Every Move?
Your cellphone knows where you’ve been. And new research shows it can take a pretty good guess at where you’re going next.
A team of British researchers has developed an algorithm that uses tracking data on people’s phones to predict where they’ll be in 24 hours. The average error: just 20 meters.
Paul Higgins: You need to be careful when interpreting this because an average error of 20 metres hides a lot of information. For instance if the sampling is every minute then the average becomes lower because most people will be at home or work most of the time.
Full Story: Slate
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