Han, X., Gao, T., Yao, Y., Ye, D., Liu, Z., & Sun, M. (2019). OpenNRE: An open and extensible toolkit for neural relation extraction. arXiv preprint arXiv:1909.13078.

Paper: OpenNRE

Summary

1. train custom models to extract structured relational facts from the plain text, and supports quick model validation for researchers.
2. source code: http://github.com/thunlp/OpenNRE, supports Entity-Oriented Application, Setence-Level Relation Extraction, Bag-Level Relation Extraction, Document-Level Relation Extraction, Few-Shot Relation Extraction,

• Architecture of OpenNRE