Factuality Detection on the Cheap: Inferring Factuality for Increased Precision in Detecting Negated Events Erik Velldal author Jonathon Read author 2012-07 text Proceedings of the Workshop on Extra-Propositional Aspects of Meaning in Computational Linguistics Roser Morante editor Caroline Sporleder editor Association for Computational Linguistics Jeju, Republic of Korea conference publication velldal-read-2012-factuality https://aclanthology.org/W12-3804/ 2012-07 28 36