@InProceedings{liu-li-zhou:2010:POSTERS, author = {Liu, Shujie and Li, Chi-Ho and Zhou, Ming}, title = {Improved Discriminative ITG Alignment using Hierarchical Phrase Pairs and Semi-supervised Training}, booktitle = {Coling 2010: Posters}, month = {August}, year = {2010}, address = {Beijing, China}, publisher = {Coling 2010 Organizing Committee}, pages = {730--738}, url = {http://www.aclweb.org/anthology/C10-2084} }