Michael J. Leighton, Wheeler Ruml, Robert C. Holte. Faster Optimal and Suboptimal Hierarchical Search. In Daniel Borrajo, Maxim Likhachev, Carlos Linares López, editors, Proceedings of the Fourth Annual Symposium on Combinatorial Search, SOCS 2011, Castell de Cardona, Barcelona, Spain, July 15.16, 2011. pages 92-99, AAAI Press, 2011. [doi]
Abstract is missing.