Hiroshi Noborio, Kazuya Kondo, Akiyuki Noda. A good extension method of free space in an uncertain 2D workspace by using an ultrasonic sensor. In IEEE International Workshop on Intelligent Robots and Systems '90, Towards a New Frontier of Applications, Proceedings. IROS 1990, July 3-6, 1990, Ibaraki, Japan. pages 665-671, IEEE, 1990. [doi]
Abstract is missing.