Long-Tail Distributions and Unsupervised Learning of Morphology Qiuye Zhao author Mitch Marcus author 2012-12 text Proceedings of COLING 2012 Martin Kay editor Christian Boitet editor The COLING 2012 Organizing Committee Mumbai, India conference publication zhao-marcus-2012-long https://aclanthology.org/C12-1191/ 2012-12 3121 3136