MIT researchers from have developed “EQ-Radio,” a device that can detect a person’s emotions using wireless signals.
By measuring subtle changes in breathing and heart rhythms, EQ-Radio is 87 percent accurate at detecting if a person is excited, happy, angry or sad — and can do so without on-body sensors, according to the researchers.
http://www.kurzweilai.net/how-to-detect-emotions-remotely-with-wireless-signals
