Multi-task dialog act and sentiment recognition on Mastodon Christophe Cerisara author Somayeh Jafaritazehjani author Adedayo Oluokun author Hoa T Le author 2018-08 text Proceedings of the 27th International Conference on Computational Linguistics Emily M Bender editor Leon Derczynski editor Pierre Isabelle editor Association for Computational Linguistics Santa Fe, New Mexico, USA conference publication cerisara-etal-2018-multi https://aclanthology.org/C18-1063/ 2018-08 745 754