@inproceedings{cohen-smith-2009-shared, title = "Shared Logistic Normal Distributions for Soft Parameter Tying in Unsupervised Grammar Induction", author = "Cohen, Shay and Smith, Noah A.", editor = "Ostendorf, Mari and Collins, Michael and Narayanan, Shri and Oard, Douglas W. and Vanderwende, Lucy", booktitle = "Proceedings of Human Language Technologies: The 2009 Annual Conference of the North {A}merican Chapter of the Association for Computational Linguistics", month = jun, year = "2009", address = "Boulder, Colorado", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/N09-1009/", pages = "74--82" }