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MIAMI (CBSMiami/AP) – Researchers are working on a new device that can detect a person’s emotions using wireless signals reflecting off a person’s body.

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A new device developed by researchers at the can detect a person’s emotions using wireless signals reflecting off a person’s body.

Researchers from Massachusetts Institute of Technology’s Computer Science and Artificial Intelligence Lab say their EQ-Radio device is 87 percent accurate in telling if someone is excited, happy, angry or sad.

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It’s as accurate as an electrocardiogram monitor, which uses a sensor on the body, in measuring heartbeats.

They say it could one day be used by film studios and advertising agencies to gauge audience reaction, in homes to adjust temperature based on mood, or in health care.

MIT’s team plans to present the work at a mobile computing conference next month.

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