Incorporating Commonsense Knowledge into Abstractive Dialogue Summarization via Heterogeneous Graph Networks Feng Xiachong author Feng Xiaocheng author Qin Bing author 2021-08 text eng Proceedings of the 20th Chinese National Conference on Computational Linguistics Sheng Li editor Maosong Sun editor Yang Liu editor Hua Wu editor Kang Liu editor Wanxiang Che editor Shizhu He editor Gaoqi Rao editor Chinese Information Processing Society of China Huhhot, China conference publication xiachong-etal-2021-incorporating https://aclanthology.org/2021.ccl-1.86/ 2021-08 964 975