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Communications of the ACM

Research Archive


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The Research archive provides access to all Research articles published in past issues of Communications of the ACM.

September 2018


From Communications of the ACM

Emotion Recognition Using Wireless Signals

Emotion Recognition Using Wireless Signals

This paper demonstrates a new technology that can infer a person's emotions from RF signals reflected off his body.


From Communications of the ACM

Technical Perspective: Is Your WiFi a Sensor?

"Emotion Recognition Using Wireless Signals" shows that not only can the heartrate be counted with accuracy comparable to ECG devices, but the variabilities of the heart signals—in each pulse—can be recognized as well.