collaborators

6 papers

cs.CV2026

MotionBench: Benchmarking and Improving Fine-grained Video Motion Understanding for Vision Language Models

Wenyi Hong, Yean Cheng, Zhuoyi Yang +6

In recent years, vision language models (VLMs) have made significant advancements in video understanding. However, a crucial capability - fine-grained motion comprehension - remain…

cs.CL2026

LLM-Agnostic Semantic Representation Attack

Jiawei Lian, Jianhong Pan, Lefan Wang +4

Large Language Models (LLMs) increasingly employ alignment techniques to prevent harmful outputs. Despite these safeguards, attackers can circumvent them by crafting adversarial pr…

cs.CL2025

Semantic Representation Attack against Aligned Large Language Models

Jiawei Lian, Jianhong Pan, Lefan Wang +3

Large Language Models (LLMs) increasingly employ alignment techniques to prevent harmful outputs. Despite these safeguards, attackers can circumvent them by crafting prompts that i…

cs.CV2025

Attack Anything: Blind DNNs via Universal Background Adversarial Attack

Jiawei Lian, Shaohui Mei, Xiaofei Wang +5

It has been widely substantiated that deep neural networks (DNNs) are susceptible and vulnerable to adversarial perturbations. Existing studies mainly focus on performing attacks b…

cs.CL2025

Revealing the Intrinsic Ethical Vulnerability of Aligned Large Language Models

Jiawei Lian, Jianhong Pan, Lefan Wang +3

Large language models (LLMs) are foundational explorations to artificial general intelligence, yet their alignment with human values via instruction tuning and preference learning…

cs.CV2025

PADetBench: Towards Benchmarking Physical Attacks against Object Detection

Jiawei Lian, Jianhong Pan, Lefan Wang +3

Physical attacks against object detection have gained increasing attention due to their significant practical implications. However, conducting physical experiments is extremely ti…