Reversibility reconsidered: finite-state factors for efficient probabilistic sampling in parsing and generation Marc Dymetman author Sriram Venkatapathy author Chunyang Xiao author 2015-09 text Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing Lluís Màrquez editor Chris Callison-Burch editor Jian Su editor Association for Computational Linguistics Lisbon, Portugal conference publication dymetman-etal-2015-reversibility 10.18653/v1/D15-1233 https://aclanthology.org/D15-1233/ 2015-09 1990 1995