Shared Logistic Normal Distributions for Soft Parameter Tying in Unsupervised Grammar Induction Shay Cohen author Noah A Smith author 2009-06 text Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics Mari Ostendorf editor Michael Collins editor Shri Narayanan editor Douglas W Oard editor Lucy Vanderwende editor Association for Computational Linguistics Boulder, Colorado conference publication cohen-smith-2009-shared https://aclanthology.org/N09-1009/ 2009-06 74 82