Jifan Yu, Chenyu Wang, Gan Luo, Lei Hou, Juanzi Li, Zhiyuan Liu 0001, Jie Tang 0001. Course Concept Expansion in MOOCs with External Knowledge and Interactive Game. In Anna Korhonen, David R. Traum, Lluís Màrquez, editors, Proceedings of the 57th Conference of the Association for Computational Linguistics, ACL 2019, Florence, Italy, July 28- August 2, 2019, Volume 1: Long Papers. pages 4292-4302, Association for Computational Linguistics, 2019. [doi]
Abstract is missing.