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A symbolic representation of the power of face recognition tools

Jochen Tack / Alamy

Face recognition algorithms can be foiled by a dab of strategically applied make-up that is subtle enough not to draw human attention.

Face recognition software is used in smartphones and similar technology – and also by the police. As such, there is interest in finding ways to fool the system.

Nitzan Guetta at Ben-Gurion University of the Negev in Israel and colleagues have developed AI software that can suggest where to apply make-up to trick face recognition systems into thinking a …



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