Brain Implants That Help Paralyzed People Speak Just Broke New Records
Ann, a stroke survivor, can communicate using a digital avatar that decodes her intended speech. Photograph: Noah Berger/UCSF There are trade-offs to both group’s approaches. Implanted electrodes, like the ones the Stanford team used, record the activity of individual neurons, which tends to provide more detailed information than a recording from the brain’s surface. But […]
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