Unification-based Multimodal Integration Michael Johnston author Philip R Cohen author David McGee author Sharon L Oviatt author James A Pittman author Ira Smith author 1997-07 text 35th Annual Meeting of the Association for Computational Linguistics and 8th Conference of the European Chapter of the Association for Computational Linguistics Association for Computational Linguistics Madrid, Spain conference publication johnston-etal-1997-unification 10.3115/976909.979653 https://aclanthology.org/P97-1036/ 1997-07 281 288