Sentiment Lexicon Interpolation and Polarity Estimation of Objective and Out-Of-Vocabulary Words to Improve Sentiment Classification on Microblogging Yongyos Kaewpitakkun author Kiyoaki Shirai author Masnizah Mohd author 2014-12 text Proceedings of the 28th Pacific Asia Conference on Language, Information and Computing Department of Linguistics, Chulalongkorn University Phuket,Thailand conference publication kaewpitakkun-etal-2014-sentiment https://aclanthology.org/Y14-1026/ 2014-12 204 213