Robust kaomoji detection in Twitter Steven Bedrick author Russell Beckley author Brian Roark author Richard Sproat author 2012-06 text Proceedings of the Second Workshop on Language in Social Media Sara Owsley Sood editor Meenakshi Nagarajan editor Michael Gamon editor Association for Computational Linguistics Montréal, Canada conference publication bedrick-etal-2012-robust https://aclanthology.org/W12-2107/ 2012-06 56 64