Semi-supervised Classification of Twitter Messages for Organization Name Disambiguation Shu Zhang author Jianwei Wu author Dequan Zheng author Yao Meng author Hao Yu author 2013-10 text Proceedings of the Sixth International Joint Conference on Natural Language Processing Ruslan Mitkov editor Jong C Park editor Asian Federation of Natural Language Processing Nagoya, Japan conference publication zhang-etal-2013-semi https://aclanthology.org/I13-1109/ 2013-10 869 873