Virtual Data Augmentation: A Robust and General Framework for Fine-tuning Pre-trained Models Kun Zhou author Wayne Xin Zhao author Sirui Wang author Fuzheng Zhang author Wei Wu author Ji-Rong Wen author 2021-11 text Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing Marie-Francine Moens editor Xuanjing Huang editor Lucia Specia editor Scott Wen-tau Yih editor Association for Computational Linguistics Online and Punta Cana, Dominican Republic conference publication zhou-etal-2021-virtual 10.18653/v1/2021.emnlp-main.315 https://aclanthology.org/2021.emnlp-main.315/ 2021-11 3875 3887