Yunlun Yang, Yu Gong, Xi Chen. Query Tracking for E-commerce Conversational Search: A Machine Comprehension Perspective. In Alfredo Cuzzocrea, James Allan, Norman W. Paton, Divesh Srivastava, Rakesh Agrawal 0001, Andrei Z. Broder, Mohammed J. Zaki, K. Selçuk Candan, Alexandros Labrinidis, Assaf Schuster, Haixun Wang, editors, Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018. pages 1755-1758, ACM, 2018. [doi]