@InProceedings{stymne:2012:ROBUS-UNSUP2012, author = {Stymne, Sara}, title = {Clustered Word Classes for Preordering in Statistical Machine Translation}, booktitle = {Proceedings of the Joint Workshop on Unsupervised and Semi-Supervised Learning in NLP}, month = {April}, year = {2012}, address = {Avignon, France}, publisher = {Association for Computational Linguistics}, pages = {28--34}, url = {http://www.aclweb.org/anthology/W12-0704} }