Probably, the first thing I thought about when I saw this was WiSee ("Whole-home gesture recognition using wireless signals"), which is also from UW: http://wis

Probably, the first thing I thought about when I saw this was WiSee ("Whole-home gesture recognition using wireless signals"), which is also from UW: http://wisee.cs.washington.edu/ http://wisee.cs.washington.edu/