1. Bunescu, R.C., Mooney, R.J.: Learning to extract relations from the web using minimal supervision. In: Proceedings of the 45th Annual Meeting of the Association for Computational Linguistics, pp. 576–583 (2007)
2. Bellare, K., McCallum, A.: Learning extractors from unlabeled text using relevant databases. In: Proceedings of the 6th International Workshop on Information Extraction on the Web, pp. 10–15 (2007)
3. Hoffmann, R., Zhang, C., Ling, X., Zettlemoyer L., Weld, D.S.: Knowledge based weak supervision for information extraction of overlapping relations. In: Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics, pp. 541–550 (2011)
4. Mintz, M., Bills, S., Snow, R., Jurafsky, D.: Distant supervision for relation extraction without labeled data. In: Proceedings of the 47th Annual Meeting of the Association for Computational Linguistics and the 4th International Joint Conference on Natural Language Processing of the AFNLP.2, pp. 1003–1011(2009)
5. Riedel, S., Yao, L., McCallum, A.: Modeling relations and their mentions without labeled text. In: Proceedings of the European Conference on Machine Learning and Knowledge Discovery in Databases, pp. 148–163 (2010)