Using Graphs of Classifiers to Impose Constraints on Semi-supervised Relation Extraction Lidong Bing author William Cohen author Bhuwan Dhingra author Richard Wang author 2016-06 text Proceedings of the 5th Workshop on Automated Knowledge Base Construction Jay Pujara editor Tim Rocktaschel editor Danqi Chen editor Sameer Singh editor Association for Computational Linguistics San Diego, CA conference publication bing-etal-2016-using 10.18653/v1/W16-1301 https://aclanthology.org/W16-1301/ 2016-06 1 6