At Stanford University created a quadrocopter Parrot AR 2.0, which is a flight expresses the emotional state. Details of the development will be presented at the event in 2016 HRI.

Created emotional eight groups that differ in terms of speed and accuracy of response, speed and maximum height.

All profiles given the name: brave, sleepy, happy and others. Related joined and left a total of 4, who received such definitions: "tired," "adventurer", "anti-social", "sneaking a spy."

For recognition profiles were also tested with 20 volunteers. Most often recognized "adventurer", a little less - "tired", "anti-social" behavior - in 75 percent of cases. But first profile was compared with the behavior of a contented dog.

The behavior of the UAV is feedback such as "tired" drone expresses low battery.