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Staffers at the National Institute of Informatics in Tokyo on August 11, 2015, show how a facial recognition system can identify someone wearing sunglasses (right) but not someone wearing the Privacy Visor (left), developed at the institute.
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Prototype versions of the Privacy Visor, designed to fool facial recognition systems, are shown off at the National Institute of Informatics in Tokyo on August 11, 2015.
How Japan's Privacy Visor fools face-recognition cameras
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The visor angles overhead light into cameras, confusing computer vision systems
