| http://www.w3.org/ns/prov#value | - The 2D pointing device is, for example, a mouse, and the 3D pointing device is, for example, a pointing device with operability including the movement and rotation in 3D. The instrument glove is a glove with a 3D position sensor for making possible various kinds of hand movements in a virtual world, and it is also called Dataglove.
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