K-Best Combination of Syntactic Parsers Hui Zhang author Min Zhang author Chew Lim Tan author Haizhou Li author 2009-08 text Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing Philipp Koehn editor Rada Mihalcea editor Association for Computational Linguistics Singapore conference publication zhang-etal-2009-k https://aclanthology.org/D09-1161/ 2009-08 1552 1560