collaborators

5 papers

cs.LG2025

OpenGT: A Comprehensive Benchmark For Graph Transformers

Jiachen Tang, Zhonghao Wang, Sirui Chen +3

Graph Transformers (GTs) have recently demonstrated remarkable performance across diverse domains. By leveraging attention mechanisms, GTs are capable of modeling long-range depend…

cs.LG2024

Making Classic GNNs Strong Baselines Across Varying Homophily: A Smoothness-Generalization Perspective

Ming Gu, Zhuonan Zheng, Sheng Zhou +5

Graph Neural Networks (GNNs) have achieved great success but are often considered to be challenged by varying levels of homophily in graphs. Recent \textit{empirical} studies have…

cs.IR2024

Better Late Than Never: Formulating and Benchmarking Recommendation Editing

Chengyu Lai, Sheng Zhou, Zhimeng Jiang +5

Recommendation systems play a pivotal role in suggesting items to users based on their preferences. However, in online platforms, these systems inevitably offer unsuitable recommen…

cs.LG2024

Towards a Unified Framework of Clustering-based Anomaly Detection

Zeyu Fang, Ming Gu, Sheng Zhou +4

Unsupervised Anomaly Detection (UAD) plays a crucial role in identifying abnormal patterns within data without labeled examples, holding significant practical implications across v…

cs.LG2024

Revisiting the Message Passing in Heterophilous Graph Neural Networks

Zhuonan Zheng, Yuanchen Bei, Sheng Zhou +6

Graph Neural Networks (GNNs) have demonstrated strong performance in graph mining tasks due to their message-passing mechanism, which is aligned with the homophily assumption that…