They therefore programmed their system to look at a great many other characteristics, including body posture, direction of gaze and even the specific words that were being spoken.

ECONOMIST: How to teach computers to make appropriate gestures

At each end one of Microsoft's Kinect depth camera sensors is used to track the direction of each person's gaze as well as to capture the shape and appearance of objects placed on the surface and the participant sitting behind them.

BBC: MirageTable demonstration

When, moments later, her crew strews the beach, under her exacting direction, with rickety arrays of antique mirrors, she establishes her retrospective gaze as a truth inseparable from the fictions of her imagination.

NEWYORKER: The Beaches of Agn��s