Ya Liu, Shaojuan Wu, Jiarui Zhang, Linyi Han, Xiaowang Zhang, Yongxin Yu, Zhiyong Feng 0002. Graph-level Semantic Matching model for Knowledge base Aggregate Question Answering. In Frédérique Laforest, Raphaël Troncy, Elena Simperl, Deepak Agarwal, Aristides Gionis, Ivan Herman, Lionel Médini, editors, Companion of The Web Conference 2022, Virtual Event / Lyon, France, April 25 - 29, 2022. pages 307-310, ACM, 2022. [doi]