Search Results for author: Siyu Yi

Found 4 papers, 0 papers with code

A Survey of Graph Neural Networks in Real world: Imbalance, Noise, Privacy and OOD Challenges

no code implementations7 Mar 2024 Wei Ju, Siyu Yi, Yifan Wang, Zhiping Xiao, Zhengyang Mao, Hourun Li, Yiyang Gu, Yifang Qin, Nan Yin, Senzhang Wang, Xinwang Liu, Xiao Luo, Philip S. Yu, Ming Zhang

To tackle these issues, substantial efforts have been devoted to improving the performance of GNN models in practical real-world scenarios, as well as enhancing their reliability and robustness.

Fraud Detection

COOL: A Conjoint Perspective on Spatio-Temporal Graph Neural Network for Traffic Forecasting

no code implementations2 Mar 2024 Wei Ju, Yusheng Zhao, Yifang Qin, Siyu Yi, Jingyang Yuan, Zhiping Xiao, Xiao Luo, Xiting Yan, Ming Zhang

Toward this end, this paper proposes Conjoint Spatio-Temporal graph neural network (abbreviated as COOL), which models heterogeneous graphs from prior and posterior information to conjointly capture high-order spatio-temporal relationships.

A Survey of Data-Efficient Graph Learning

no code implementations1 Feb 2024 Wei Ju, Siyu Yi, Yifan Wang, Qingqing Long, Junyu Luo, Zhiping Xiao, Ming Zhang

Graph-structured data, prevalent in domains ranging from social networks to biochemical analysis, serve as the foundation for diverse real-world systems.

Graph Learning

Towards Long-Tailed Recognition for Graph Classification via Collaborative Experts

no code implementations31 Aug 2023 Siyu Yi, Zhengyang Mao, Wei Ju, Yongdao Zhou, Luchen Liu, Xiao Luo, Ming Zhang

Graph classification, aiming at learning the graph-level representations for effective class assignments, has received outstanding achievements, which heavily relies on high-quality datasets that have balanced class distribution.

Contrastive Learning Graph Classification +2

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