Application of Mix-Up Method in Document Classification Task Using BERT Naoki Kikuta author Hiroyuki Shinnou author 2021-09 text Proceedings of the International Conference on Recent Advances in Natural Language Processing (RANLP 2021) Ruslan Mitkov editor Galia Angelova editor INCOMA Ltd. Held Online conference publication kikuta-shinnou-2021-application https://aclanthology.org/2021.ranlp-1.77/ 2021-09 679 683