Improved Discriminative ITG Alignment using Hierarchical Phrase Pairs and Semi-supervised Training Shujie Liu author Chi-Ho Li author Ming Zhou author 2010-08 text Coling 2010: Posters Chu-Ren Huang editor Dan Jurafsky editor Coling 2010 Organizing Committee Beijing, China conference publication liu-etal-2010-improved https://aclanthology.org/C10-2084/ 2010-08 730 738