Randomized Language Models via Perfect Hash Functions David Talbot author Thorsten Brants author 2008-06 text Proceedings of ACL-08: HLT Johanna D Moore editor Simone Teufel editor James Allan editor Sadaoki Furui editor Association for Computational Linguistics Columbus, Ohio conference publication talbot-brants-2008-randomized https://aclanthology.org/P08-1058/ 2008-06 505 513