@InProceedings{gimpel-EtAl:2011:ACL-HLT2011, author = {Gimpel, Kevin and Schneider, Nathan and O'Connor, Brendan and Das, Dipanjan and Mills, Daniel and Eisenstein, Jacob and Heilman, Michael and Yogatama, Dani and Flanigan, Jeffrey and Smith, Noah A.}, title = {Part-of-Speech Tagging for Twitter: Annotation, Features, and Experiments}, booktitle = {Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies}, month = {June}, year = {2011}, address = {Portland, Oregon, USA}, publisher = {Association for Computational Linguistics}, pages = {42--47}, url = {http://www.aclweb.org/anthology/P11-2008} }