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cs.AI2026
GraphCert: Bootstrap Agentic Graph Reasoning with Certified Evidence Rubrics
Weiqi Jiang, Yuchen Ying, Rui Wang +5
Graph agents extend large language models (LLMs) with the ability to actively explore and reason over knowledge graphs through multi-step interactions with graph tools. However, tr…
econ.EM2026
Graph Neural Networks for Generalized Mundlak Estimator under Network Confounding
Lianyan Fu, Rui Wang, Zihan Zhang
This paper proposes a generalized Mundlak estimator based on graph neural networks (GME-GNN). The estimator is designed to mitigate bias arising from group-level heterogeneity and…
cs.LG2026
Federated Layer-Wise Exchange for Cross-Client Money Laundering Pattern Detection
Selin Ceydeli, Rui Wang, Kubilay Atasu
Subgraph pattern detection is a fundamental graph mining task central to anti-money laundering (AML) in finance. However, state-of-the-art graph neural network (GNN)-based methods…