Knowledge-guided Open Attribute Value Extraction with Reinforcement Learning Ye Liu author Sheng Zhang author Rui Song author Suo Feng author Yanghua Xiao author 2020-11 text Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP) Bonnie Webber editor Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication liu-etal-2020-knowledge 10.18653/v1/2020.emnlp-main.693 https://aclanthology.org/2020.emnlp-main.693/ 2020-11 8595 8604