uOttawa: System description for SemEval 2013 Task 2 Sentiment Analysis in Twitter Hamid Poursepanj author Josh Weissbock author Diana Inkpen author 2013-06 text Second Joint Conference on Lexical and Computational Semantics (*SEM), Volume 2: Proceedings of the Seventh International Workshop on Semantic Evaluation (SemEval 2013) Suresh Manandhar editor Deniz Yuret editor Association for Computational Linguistics Atlanta, Georgia, USA conference publication poursepanj-etal-2013-uottawa https://aclanthology.org/S13-2062/ 2013-06 380 383