Sentiment Classification and Polarity Shifting Shoushan Li author Sophia Y M Lee author Ying Chen author Chu-Ren Huang author Guodong Zhou author 2010-08 text Proceedings of the 23rd International Conference on Computational Linguistics (Coling 2010) Chu-Ren Huang editor Dan Jurafsky editor Coling 2010 Organizing Committee Beijing, China conference publication li-etal-2010-sentiment https://aclanthology.org/C10-1072/ 2010-08 635 643