What confuses BERT? Linguistic Evaluation of Sentiment Analysis on Telecom Customer Opinion Cing-Fang Shih author Yu-Hsiang Tseng author Ching-Wen Yang author Pin-Er Chen author Hsin-Yu Chou author Lian-Hui Tan author Tzu-Ju Lin author Chun-Wei Wang author Shu-Kai Hsieh author 2021-10 text Proceedings of the 33rd Conference on Computational Linguistics and Speech Processing (ROCLING 2021) Lung-Hao Lee editor Chia-Hui Chang editor Kuan-Yu Chen editor The Association for Computational Linguistics and Chinese Language Processing (ACLCLP) Taoyuan, Taiwan conference publication shih-etal-2021-confuses https://aclanthology.org/2021.rocling-1.35/ 2021-10 271 279