Analysing soft syntax features and heuristics for hierarchical phrase based machine translation. David Vilar author Daniel Stein author Hermann Ney author 2008-oct 20-21 text Proceedings of the 5th International Workshop on Spoken Language Translation: Papers Waikiki, Hawaii conference publication vilar-etal-2008-analysing https://aclanthology.org/2008.iwslt-papers.7/ 2008-oct 20-21 190 197