SINAI: Voting System for Twitter Sentiment Analysis Eugenio Martínez-Cámara author Salud María Jiménez-Zafra author Maite Martin author L Alfonso Ureña-López author 2014-08 text Proceedings of the 8th International Workshop on Semantic Evaluation (SemEval 2014) Preslav Nakov editor Torsten Zesch editor Association for Computational Linguistics Dublin, Ireland conference publication martinez-camara-etal-2014-sinai 10.3115/v1/S14-2100 https://aclanthology.org/S14-2100/ 2014-08 572 577