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Sensor knows when you're lying through your teeth

作者:靳锁    发布时间:2017-06-06 05:00:16    

By Paul Marks (Image: Justin Quinnell) A SENSOR embedded in a tooth could one day tell doctors when people have defied medical advice to give up smoking or eat less. Built into a tiny circuit board that fits in a tooth cavity, the sensor includes an accelerometer that sends data on mouth motion to a smartphone. Machine learning software is taught to recognise each telltale jaw motion pattern – then works out how much of the time someone is chewing, drinking, speaking,

 

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