Zehong Wang

Can LLMs Convert Graphs to Text-Attributed Graphs?

2024 · arXiv (Cornell University)

Graphs are ubiquitous structures found in numerous real-world applications, such as drug discovery, recommender systems, and social network analysis. To model graph-structured data, graph neural networks (GNNs) have become a popular tool. However, existing GNN …

LLM-Empowered Class Imbalanced Graph Prompt Learning for Online Drug Trafficking Detection

2025 · arXiv (Cornell University)

As the market for illicit drugs remains extremely profitable, major online platforms have become direct-to-consumer intermediaries for illicit drug trafficking participants. These online activities raise significant social concerns that require immediate actions. Existing approaches to …