Liars and Saviors in a Sentiment Annotated Corpus of Comments to Political Debates Paula Carvalho author Luís Sarmento author Jorge Teixeira author Mário J Silva author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication carvalho-etal-2011-liars https://aclanthology.org/P11-2099/ 2011-06 564 568