A Web-based Collaborative Evaluation Tool for Automatically Learned Relation Extraction Patterns Leonhard Hennig author Hong Li author Sebastian Krause author Feiyu Xu author Hans Uszkoreit author 2015-07 text Proceedings of ACL-IJCNLP 2015 System Demonstrations Hsin-Hsi Chen editor Katja Markert editor Association for Computational Linguistics and The Asian Federation of Natural Language Processing Beijing, China conference publication hennig-etal-2015-web 10.3115/v1/P15-4008 https://aclanthology.org/P15-4008/ 2015-07 43 48