no code implementations • 21 May 2024 • Yusong Zhang, Kun Xie, Xingyi Zhang, Xiangyu Dong, Sibo Wang
In this paper, we propose Key Propagation Graph Generator (KPG), a novel reinforcement learning-based rumor detection framework that generates contextually coherent and informative propagation patterns for events with insufficient topology information, while also identifies indicative substructures for events with redundant and noisy propagation structures.
1 code implementation • 15 May 2024 • Kang Liu, Zhuoqi Ma, Mengmeng Liu, Zhicheng Jiao, Xiaolu Kang, Qiguang Miao, Kun Xie
Additionally, existing methods for similar historical cases retrieval face suboptimal performance owing to the modal gap issue.
no code implementations • 29 Sep 2022 • Hongyu Guo, Kun Xie, Mehdi Keyvan-Ekbatani
Lane changes are complex driving behaviors and frequently involve safety-critical situations.
1 code implementation • 10 Jun 2021 • Xingyi Zhang, Kun Xie, Sibo Wang, Zengfeng Huang
Recent progress on node embedding shows that proximity matrix factorization methods gain superb performance and scale to large graphs with millions of nodes.