Assessing Sentiment Strength in Words Prior Polarities Lorenzo Gatti author Marco Guerini author 2012-12 text Proceedings of COLING 2012: Posters Martin Kay editor Christian Boitet editor The COLING 2012 Organizing Committee Mumbai, India conference publication gatti-guerini-2012-assessing https://aclanthology.org/C12-2036/ 2012-12 361 370