Eitan Yaffe, Dan Halperin. Approximating the pathway axis and the persistence diagram of a collection of balls in 3-space. In Monique Teillaud, editor, Proceedings of the 24th ACM Symposium on Computational Geometry, College Park, MD, USA, June 9-11, 2008. pages 260-269, ACM, 2008. [doi]
Abstract is missing.