collaborators

5 papers

cs.CL2026

Hey, That's My Data! Token-Only Dataset Inference in Large Language Models

Chen Xiong, Zihao Wang, Rui Zhu +4

Large Language Models (LLMs) rely on massive training datasets, often including proprietary data, which raises concerns about unauthorized usage and copyright infringement. Existin…

cs.CR2026

Steering Externalities: Benign Activation Steering Unintentionally Increases Jailbreak Risk for Large Language Models

Chen Xiong, Zhiyuan He, Pin-Yu Chen +2

Activation steering is a practical post-training model alignment technique to enhance the utility of Large Language Models (LLMs). Prior to deploying a model as a service, develope…

cs.AI2025

CoP: Agentic Red-teaming for Large Language Models using Composition of Principles

Chen Xiong, Pin-Yu Chen, Tsung-Yi Ho

Recent advances in Large Language Models (LLMs) have spurred transformative applications in various domains, ranging from open-source to proprietary LLMs. However, jailbreak attack…

cs.CL2025

Co-DETECT: Collaborative Discovery of Edge Cases in Text Classification

Chenfei Xiong, Jingwei Ni, Yu Fan +10

We introduce Co-DETECT (Collaborative Discovery of Edge cases in TExt ClassificaTion), a novel mixed-initiative annotation framework that integrates human expertise with automatic…

cs.CR2025

Defensive Prompt Patch: A Robust and Interpretable Defense of LLMs against Jailbreak Attacks

Chen Xiong, Xiangyu Qi, Pin-Yu Chen +1

Safety, security, and compliance are essential requirements when aligning large language models (LLMs). However, many seemingly aligned LLMs are soon shown to be susceptible to jai…