Artificial Intelligence can decode words and sentences from brain activity with surprising accuracy, using only a few seconds of brain activity data.
AI guesses what a person has heard, it lists the correct answers in the top ten possibilities, up to 75% of the time, researchers found in a preliminary study.
The AI's "performance was above what people thought was possible at this stage," said Giovanni Di Liberto, a computer scientist at Trinity College Dublin, who was not involved in the research.
Developed by the parent company of Facebook Meta the AI could be eventually used to help people around the world communicate through speech, typing, and gestures researchers report on August 25th at arxiviory, which includes many patients in locked-in "vegetative states" what is now generally known as "unresponsive wakefulness syndrome" (SN 2819).
Most existing technologies to help patients communicate need risky brain surgeries to implant electrodes This new method "could provide a viable path to help patients' communication difficulties without the use of evasive methods." said neuroscientist Jean-Remi King. a META AI researcher at the Ecole Superieure of Paris.
King and his colleagues a computational tool to detect words and sentences on 50.000 hours of speech recoding from 53 languages. The tool, also known as the language model, learned how to recognize specific features of language both at the fine-graning level - think letters or syllables - and at a broader level such as a word or sentence.
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