The Past Mistake is the Future Wisdom: Error-driven Contrastive Probability Optimization for Chinese Spell Checking Yinghui Li author Qingyu Zhou author Yangning Li author Zhongli Li author Ruiyang Liu author Rongyi Sun author Zizhen Wang author Chao Li author Yunbo Cao author Hai-Tao Zheng author 2022-05 text Findings of the Association for Computational Linguistics: ACL 2022 Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication li-etal-2022-past 10.18653/v1/2022.findings-acl.252 https://aclanthology.org/2022.findings-acl.252/ 2022-05 3202 3213