PKU: Combining Supervised Classifiers with Features Selection Peng Jin author Danqing Zhu author Fuxin Li author Yunfang Wu author 2007-06 text Proceedings of the Fourth International Workshop on Semantic Evaluations (SemEval-2007) Eneko Agirre editor Lluís Màrquez editor Richard Wicentowski editor Association for Computational Linguistics Prague, Czech Republic conference publication jin-etal-2007-pku https://aclanthology.org/S07-1056/ 2007-06 261 263