activity
20242026
collaborators

5 papers

cs.LG2026

ARQ: A Mixed-Precision Quantization Framework for Accurate and Certifiably Robust DNNs

Yuchen Yang, Yifan Zhao, Shubham Ugare +2

Mixed precision quantization has become an important technique for optimizing the execution of deep neural networks (DNNs). Certified robustness, which provides provable guarantees…

cs.CV2026

Steering to Say No: Configurable Refusal via Activation Steering in Vision Language Models

Jiaxi Yang, Shicheng Liu, Yuchen Yang +1

With the rapid advancement of Vision Language Models (VLMs), refusal mechanisms have become a critical component for ensuring responsible and safe model behavior. However, existing…

cs.CR2026

Jailbreaking Safeguarded Text-to-Image Models via Large Language Models

Zhengyuan Jiang, Yuepeng Hu, Yuchen Yang +2

Text-to-Image models may generate harmful content, such as pornographic images, particularly when unsafe prompts are submitted. To address this issue, safety filters are often adde…

cs.CV2025

MAGE: Multimodal Alignment and Generation Enhancement via Bridging Visual and Semantic Spaces

Shaojun E, Yuchen Yang, Jiaheng Wu +3

In the latest advancements in multimodal learning, effectively addressing the spatial and semantic losses of visual data after encoding remains a critical challenge. This is becaus…

cs.CV2024

HAUR: Human Annotation Understanding and Recognition Through Text-Heavy Images

Yuchen Yang, Haoran Yan, Yanhao Chen +2

Vision Question Answering (VQA) tasks use images to convey critical information to answer text-based questions, which is one of the most common forms of question answering in real-…