How Gesture Control Actually Works
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Gesture control sure is cool , even if it's still a little bit of a gimmick . But how the hell does it actually work?

It might seem a bit like black magic but, perhaps unsurprisingly there's an awful lot of science and engineering going on. In this video, researchers from Nottingham Trent University's Interactive Systems Research Group in the UK explains how their work with Wii and Kinect actually work. [ YouTube ]