Phrase Dependency Parsing for Opinion Mining Yuanbin Wu author Qi Zhang author Xuanjing Huang author Lide Wu 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 wu-etal-2009-phrase https://aclanthology.org/D09-1159/ 2009-08 1533 1541