Recognizing Contextual Polarity in Phrase-Level Sentiment Analysis Theresa Wilson author Janyce Wiebe author Paul Hoffmann author 2005-10 text Proceedings of Human Language Technology Conference and Conference on Empirical Methods in Natural Language Processing Raymond Mooney editor Chris Brew editor Lee-Feng Chien editor Katrin Kirchhoff editor Association for Computational Linguistics Vancouver, British Columbia, Canada conference publication wilson-etal-2005-recognizing https://aclanthology.org/H05-1044/ 2005-10 347 354