Stacked Ensembles of Information Extractors for Knowledge-Base Population Vidhoon Viswanathan author Nazneen Fatema Rajani author Yinon Bentor author Raymond Mooney author 2015-07 text Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Chengqing Zong editor Michael Strube editor Association for Computational Linguistics Beijing, China conference publication viswanathan-etal-2015-stacked 10.3115/v1/P15-1018 https://aclanthology.org/P15-1018/ 2015-07 177 187