Recognizing Stances in Online Debates Swapna Somasundaran author Janyce Wiebe author 2009-08 text Proceedings of the Joint Conference of the 47th Annual Meeting of the ACL and the 4th International Joint Conference on Natural Language Processing of the AFNLP Keh-Yih Su editor Jian Su editor Janyce Wiebe editor Haizhou Li editor Association for Computational Linguistics Suntec, Singapore conference publication somasundaran-wiebe-2009-recognizing https://aclanthology.org/P09-1026/ 2009-08 226 234