Feature Selection for Highly Skewed Sentiment Analysis Tasks Can Liu author Sandra Kübler author Ning Yu author 2014-08 text Proceedings of the Second Workshop on Natural Language Processing for Social Media (SocialNLP) Shou-de Lin editor Lun-Wei Ku editor Erik Cambria editor Tsung-Ting Kuo editor Association for Computational Linguistics and Dublin City University Dublin, Ireland conference publication liu-etal-2014-feature 10.3115/v1/W14-5902 https://aclanthology.org/W14-5902/ 2014-08 2 11