When Gradient Descent Meets Derivative-Free Optimization: A Match Made in Black-Box Scenario Chengcheng Han author Liqing Cui author Renyu Zhu author Jianing Wang author Nuo Chen author Qiushi Sun author Xiang Li author Ming Gao author 2023-07 text Findings of the Association for Computational Linguistics: ACL 2023 Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication han-etal-2023-gradient 10.18653/v1/2023.findings-acl.55 https://aclanthology.org/2023.findings-acl.55/ 2023-07 868 880