Author

Lingwei Wei

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#machine learning Review Sep 2026

DynGraphAgentBench: A Benchmark for Agentic Lifecycle Control in Dynamic Graph Anomaly Detection

Dynamic graph anomaly detection requires repeated decisions as graph structure and class prevalence drift, yet detector benchmarks usually score a fixed pipeline after current labels are known. We introduce DynGraphAgentBench, an executable benchmark for agentic lifecycle control under delayed feedback. It comprises se...

Yu-Wei Han, Ling-Wei Wei, Wooseong Yang et al. · 0 citations

Preprint Jul 2026

Large Language Models in Misinformation Ecosystems: Misuse, Defense, and Vulnerability

A role-layer framework is introduced to unify LLM risks and defenses, and identifies three key open challenges: moving from static detection accuracy to budgeted ecosystem-level risk evaluation, hardening LLM-centered verification pipelines against adversarial manipulation, and deploying auditable human-in-the-loop ver...

Lingwei Wei, Dou Hu, Wei Zhou et al. · 0 citations