Varying Linguistic Purposes of Emoji in (Twitter) Context Noa Na’aman author Hannah Provenza author Orion Montoya author 2017-07 text Proceedings of ACL 2017, Student Research Workshop Allyson Ettinger editor Spandana Gella editor Matthieu Labeau editor Cecilia Ovesdotter Alm editor Marine Carpuat editor Mark Dredze editor Association for Computational Linguistics Vancouver, Canada conference publication naaman-etal-2017-varying https://aclanthology.org/P17-3022/ 2017-07 136 141