Fast, Small and Exact: Infinite-order Language Modelling with Compressed Suffix Trees Ehsan Shareghi author Matthias Petri author Gholamreza Haffari author Trevor Cohn author 2016 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal shareghi-etal-2016-fast 10.1162/tacl_a_00112 https://aclanthology.org/Q16-1034/ 2016 4 477 490