SWATAC: A Sentiment Analyzer using One-Vs-Rest Logistic Regression Yousef Alhessi author Richard Wicentowski author 2015-06 text Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015) Preslav Nakov editor Torsten Zesch editor Daniel Cer editor David Jurgens editor Association for Computational Linguistics Denver, Colorado conference publication alhessi-wicentowski-2015-swatac 10.18653/v1/S15-2106 https://aclanthology.org/S15-2106/ 2015-06 636 639