| http://www.w3.org/ns/prov#value | - FIG. 1 shows a specific device referred to as ???VaraPoint,??? manufactured by Varatouch Technology, Inc., In FIG. 1, the device is ???not in presence.??? FIG. 2 shows the VaraPoint device ???in presence.??? One embodiment of the present invention is a method of creating and using a ???usage profile??? that gives a reliable indication of which position of the device the user expects to be associat
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