Ideological Perspective Detection Using Semantic Features Heba Elfardy author Mona Diab author Chris Callison-Burch author 2015-06 text Proceedings of the Fourth Joint Conference on Lexical and Computational Semantics Martha Palmer editor Gemma Boleda editor Paolo Rosso editor Association for Computational Linguistics Denver, Colorado conference publication elfardy-etal-2015-ideological 10.18653/v1/S15-1015 https://aclanthology.org/S15-1015/ 2015-06 137 146