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And now for a holiday-themed facial recognition story. London’s Metropolitan Police last week tested out facial recognition cameras in and around the city’s major shopping areas. Powered by NEC, the cameras scan the general structure of shoppers’ faces in an anonymized way, flagging those that match up with the images of wanted suspects in the law enforcement database. Police then review the alert in more detail to see if it merits further investigation. Recent data shows that up to 98 percent of the matches in previous implementations of the technology were wrong, so it’s a good thing this is still very much a test, and certainly has privacy watchdogs up in arms. Posters and leaflets explained the set-up to shoppers in the area, which is more than can be said for concertgoing fans of a certain pop star earlier this year.
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