He, Z., Chen, W., Wang, Y., Zhang, W., Wang, G. and Zhang, M. 2020. Improving Neural Relation Extraction with Positive and Unlabeled Learning. Proceedings of the AAAI Conference on Artificial Intelligence. 34, 05 (Apr. 2020), 7927-7934. DOI:https://doi.org/10.1609/aaai.v34i05.6300.