Faceted Hierarchy: A New Graph Type to Organize Scientific Concepts and a Construction Method Qingkai Zeng author Mengxia Yu author Wenhao Yu author JinJun Xiong author Yiyu Shi author Meng Jiang author 2019-11 text Proceedings of the Thirteenth Workshop on Graph-Based Methods for Natural Language Processing (TextGraphs-13) Dmitry Ustalov editor Swapna Somasundaran editor Peter Jansen editor Goran Glavaš editor Martin Riedl editor Mihai Surdeanu editor Michalis Vazirgiannis editor Association for Computational Linguistics Hong Kong conference publication zeng-etal-2019-faceted 10.18653/v1/D19-5317 https://aclanthology.org/D19-5317/ 2019-11 140 150