PromptDA: Label-guided Data Augmentation for Prompt-based Few Shot Learners Canyu Chen author Kai Shu author 2023-05 text Proceedings of the 17th Conference of the European Chapter of the Association for Computational Linguistics Andreas Vlachos editor Isabelle Augenstein editor Association for Computational Linguistics Dubrovnik, Croatia conference publication chen-shu-2023-promptda 10.18653/v1/2023.eacl-main.41 https://aclanthology.org/2023.eacl-main.41/ 2023-05 562 574