activity
20242026
collaborators

5 papers

cs.AI2026

Oyster-II: Reinforcement Learning for Constructive Safety Alignment in Large Language Models

Jiyang Guan, Yong Xie, Jun Chen +6

Large language models (LLMs) have demonstrated remarkable capabilities across diverse applications, yet ensuring their simultaneous safety, helpfulness, and trustworthiness remains…

cs.CV2025

VRSA: Jailbreaking Multimodal Large Language Models through Visual Reasoning Sequential Attack

Shiji Zhao, Shukun Xiong, Yao Huang +7

Multimodal Large Language Models (MLLMs) are widely used in various fields due to their powerful cross-modal comprehension and generation capabilities. However, more modalities bri…

cs.CV2025

Visual Watermarking in the Era of Diffusion Models: Advances and Challenges

Junxian Duan, Jiyang Guan, Wenkui Yang +1

As generative artificial intelligence technologies like Stable Diffusion advance, visual content becomes more vulnerable to misuse, raising concerns about copyright infringement. V…

cs.CR2025

Do We Really Need Curated Malicious Data for Safety Alignment in Multi-modal Large Language Models?

Yanbo Wang, Jiyang Guan, Jian Liang +1

Multi-modal large language models (MLLMs) have made significant progress, yet their safety alignment remains limited. Typically, current open-source MLLMs rely on the alignment inh…

cs.CV2024

Sample Correlation for Fingerprinting Deep Face Recognition

Jiyang Guan, Jian Liang, Yanbo Wang +1

Face recognition has witnessed remarkable advancements in recent years, thanks to the development of deep learning techniques.However, an off-the-shelf face recognition model as a…