no code implementations • CoNLL (EMNLP) 2021 • Junxing Wang, Xinyi Li, Zhen Tan, Xiang Zhao, Weidong Xiao
A bidirectional attention mechanism is applied between the question sequence and the paths that connect entities, which provides us with transparent interpretability.
no code implementations • 29 Mar 2022 • Zhen Tan, Kaize Ding, Ruocheng Guo, Huan Liu
Recently, increasing attention has been devoted to the graph few-shot learning problem, where the target novel classes only contain a few labeled nodes.
1 code implementation • 23 Dec 2021 • Zhen Tan, Kaize Ding, Ruocheng Guo, Huan Liu
The ability to incrementally learn new classes is vital to all real-world artificial intelligence systems.
no code implementations • COLING 2020 • Peixin Huang, Xiang Zhao, Ryuichi Takanobu, Zhen Tan, Weidong Xiao
Most existing work on event extraction (EE) either follows a pipelined manner or uses a joint structure but is pipelined in essence.
1 code implementation • 25 May 2020 • Weixin Zeng, Xiang Zhao, Wei Wang, Jiuyang Tang, Zhen Tan
Entity alignment (EA) is to discover equivalent entities in knowledge graphs (KGs), which bridges heterogeneous sources of information and facilitates the integration of knowledge.
no code implementations • LREC 2020 • Weixin Zeng, Xiang Zhao, Jiuyang Tang, Zhen Tan, Xuqian Huang
Moreover, we devise a measure to evaluate the difficulty of documents with respect to entity linking, which is then used to characterize the corpus.
no code implementations • AAAI-2019 2019 • Zhen Tan, Xiang Zhao, Wei Wang, Weidong Xiao
Triplets extraction is an essential and pivotal step in automatic knowledge base construction, which captures structural information from unstructured text corpus.