Yoshiaki Nagashima, Shin'ichi Yuta. Ultrasonic Sensing For A Mobile Robot To Recognize An Environment - Measuring The Normal Direction Of Walls -. In Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS 1992, Raleigh, NC, USA, 7-10 Jul 1992. pages 805-812, IEEE, 1992. [doi]
Abstract is missing.