Unsupervised Segmentation of Words Using Prior Distributions of Morph Length and Frequency Mathias Creutz author 2003-07 text Proceedings of the 41st Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Sapporo, Japan conference publication creutz-2003-unsupervised 10.3115/1075096.1075132 https://aclanthology.org/P03-1036/ 2003-07 280 287