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Beizhe Hu

3 accepted papers

2024

Bad Actor, Good Advisor: Exploring the Role of Large Language Models in Fake News Detection

AAAI 2024technical

Detecting fake news requires both a delicate sense of diverse clues and a profound understanding of the real-world background, which remains challenging for detectors based on small language models (SLMs) due to their knowledge and capability limitations. Recent advances in large language models (LL…

2024

Ten Words Only Still Help: Improving Black-Box AI-Generated Text Detection via Proxy-Guided Efficient Re-Sampling

IJCAI 2024poster

With the rapidly increasing application of large language models (LLMs), their abuse has caused many undesirable societal problems such as fake news, academic dishonesty, and information pollution. This makes AI-generated text (AIGT) detection of great importance. Among existing methods, white-box m…

2023

Learn over Past, Evolve for Future: Forecasting Temporal Trends for Fake News Detection

ACL 2023industry

Fake news detection has been a critical task for maintaining the health of the online news ecosystem. However, very few existing works consider the temporal shift issue caused by the rapidly-evolving nature of news data in practice, resulting in significant performance degradation when training on p…