CS-BERT: a pretrained model for customer service dialogues Peiyao Wang author Joyce Fang author Julia Reinspach author 2021-11 text Proceedings of the 3rd Workshop on Natural Language Processing for Conversational AI Alexandros Papangelis editor Paweł Budzianowski editor Bing Liu editor Elnaz Nouri editor Abhinav Rastogi editor Yun-Nung Chen editor Association for Computational Linguistics Online conference publication wang-etal-2021-cs 10.18653/v1/2021.nlp4convai-1.13 https://aclanthology.org/2021.nlp4convai-1.13/ 2021-11 130 142