Yoshifumi Nishida, Toshio Hori, Shin ichi Murakami, Hiroshi Mizoguchi. Minimally privacy-violative system for locating human by ultrasonic radar embedded on ceiling. In Proceedings of the IEEE International Conference on Systems, Man & Cybernetics: The Hague, Netherlands, 10-13 October 2004. pages 1549-1554, IEEE, 2004. [doi]
Abstract is missing.