collaborators

12 papers

cs.CV2026

Innocent Panels, Hateful Stories: Evaluating and Detecting Hateful Intent in Multi-Turn Visual Story Generation

Ye Leng, Junjie Chu, Yiting Qu +3

Picture books and comics have long been used to disseminate hateful narratives because they are easily understood even by children, as exemplified by the notorious Nazi propaganda…

cs.CR2026

BadBone: Backdoor Attacks Against Backbone Models in Visual Prompt Learning

Ziqing Yang, Rui Wen, Xinlei He +3

Prompt learning is a new machine learning paradigm that has attracted ample attention due to its simplicity and proven efficacy. Despite its growing adoption, the security vulnerab…

cs.CR2026

Benchmark of Benchmarks: Unpacking Influence and Code Repository Quality in LLM Safety Benchmarks

Junjie Chu, Xinyue Shen, Ye Leng +3

The rapid expansion of research in LLM safety presents challenges in tracking advancements, making benchmarks important evaluation infrastructures for identifying key trends and fa…

cs.CR2026

The Art of (Mis)alignment: How Fine-Tuning Methods Effectively Misalign and Realign LLMs in Post-Training

Rui Zhang, Hongwei Li, Yun Shen +6

The deployment of large language models (LLMs) raises significant ethical and safety concerns. While LLM alignment techniques are adopted to improve model safety and trustworthines…

cs.CR2026

Understanding LLM Behavior When Encountering User-Supplied Harmful Content in Harmless Tasks

Junjie Chu, Yiting Qu, Ye Leng +4

Large Language Models (LLMs) are increasingly trained to align with human values, primarily focusing on task level, i.e., refusing to execute directly harmful tasks. However, a sub…

cs.LG2026

DSDR: Dual-Scale Diversity Regularization for Exploration in LLM Reasoning

Zhongwei Wan, Yun Shen, Zhihao Dou +9

Reinforcement learning with verifiers (RLVR) is a central paradigm for improving large language model (LLM) reasoning, yet existing methods often suffer from limited exploration. P…