@inproceedings{zhang-etal-2009-employing, title = "Employing Topic Models for Pattern-based Semantic Class Discovery", author = "Zhang, Huibin and Zhu, Mingjie and Shi, Shuming and Wen, Ji-Rong", editor = "Su, Keh-Yih and Su, Jian and Wiebe, Janyce and Li, Haizhou", booktitle = "Proceedings of the Joint Conference of the 47th Annual Meeting of the {ACL} and the 4th International Joint Conference on Natural Language Processing of the {AFNLP}", month = aug, year = "2009", address = "Suntec, Singapore", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest_wac_2008/P09-1052/", pages = "459--467" }