CroAno : A Crowd Annotation Platform for Improving Label Consistency of Chinese NER Dataset Baoli Zhang author Zhucong Li author Zhen Gan author Yubo Chen author Jing Wan author Kang Liu author Jun Zhao author Shengping Liu author Yafei Shi author 2021-11 text Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing: System Demonstrations Heike Adel editor Shuming Shi editor Association for Computational Linguistics Online and Punta Cana, Dominican Republic conference publication zhang-etal-2021-croano 10.18653/v1/2021.emnlp-demo.32 https://aclanthology.org/2021.emnlp-demo.32/ 2021-11 275 282