It started when Wenyao Xu was sitting in a meeting and someone behind him started eating chips, loudly. Xu, a computer science professor at the State University of New York at Buffalo, was inspired
rather than annoyed. He realized that if he could recognize what someone was eating without looking, so could a computer. Working with a team of researchers, Xu designed AutoDietary, a necklace-like
wearable that uses the sound of someone chewing and swallowing food to recognize what they're eating. The goal is to have a simple and convenient way to track someone's nutrition over time.
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