Named Entity Recognition without Labelled Data: A Weak Supervision Approach Pierre Lison author Jeremy Barnes author Aliaksandr Hubin author Samia Touileb author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication lison-etal-2020-named 10.18653/v1/2020.acl-main.139 https://aclanthology.org/2020.acl-main.139/ 2020-07 1518 1533