Statistical Ranking in Tactical Generation Erik Velldal author Stephan Oepen author 2006-07 text Proceedings of the 2006 Conference on Empirical Methods in Natural Language Processing Dan Jurafsky editor Eric Gaussier editor Association for Computational Linguistics Sydney, Australia conference publication velldal-oepen-2006-statistical https://aclanthology.org/W06-1661/ 2006-07 517 525