Topical Keyphrase Extraction from Twitter Wayne Xin Zhao author Jing Jiang author Jing He author Yang Song author Palakorn Achananuparp author Ee-Peng Lim author Xiaoming Li author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication zhao-etal-2011-topical https://aclanthology.org/P11-1039/ 2011-06 379 388