Topic-Based Chinese Message Polarity Classification System at SIGHAN8-Task2 Chun Liao author Chong Feng author Sen Yang author Heyan Huang author 2015-07 text Proceedings of the Eighth SIGHAN Workshop on Chinese Language Processing Liang-Chih Yu editor Zhifang Sui editor Yue Zhang editor Vincent Ng editor Association for Computational Linguistics Beijing, China conference publication liao-etal-2015-topic 10.18653/v1/W15-3124 https://aclanthology.org/W15-3124/ 2015-07 158 163