collaborators

7 papers

cs.CV2025

Towards Robust Optical-SAR Object Detection under Missing Modalities: A Dynamic Quality-Aware Fusion Framework

Zhicheng Zhao, Yuancheng Xu, Andong Lu +2

Optical and Synthetic Aperture Radar (SAR) fusion-based object detection has attracted significant research interest in remote sensing, as these modalities provide complementary in…

cs.CY2025

PropensityBench: Evaluating Latent Safety Risks in Large Language Models via an Agentic Approach

Udari Madhushani Sehwag, Shayan Shabihi, Alex McAvoy +4

Recent advances in Large Language Models (LLMs) have sparked concerns over their potential to acquire and misuse dangerous or high-risk capabilities, posing frontier risks. Current…

cs.CL2025

GenARM: Reward Guided Generation with Autoregressive Reward Model for Test-time Alignment

Yuancheng Xu, Udari Madhushani Sehwag, Alec Koppel +4

Large Language Models (LLMs) exhibit impressive capabilities but require careful alignment with human preferences. Traditional training-time methods finetune LLMs using human prefe…

cs.CV2025

Scaling Inference-Time Search with Vision Value Model for Improved Visual Comprehension

Xiyao Wang, Zhengyuan Yang, Linjie Li +6

Despite significant advancements in vision-language models (VLMs), there lacks effective approaches to enhance response quality by scaling inference-time computation. This capabili…

cs.CL2025

Automatic Pseudo-Harmful Prompt Generation for Evaluating False Refusals in Large Language Models

Bang An, Sicheng Zhu, Ruiyi Zhang +3

Safety-aligned large language models (LLMs) sometimes falsely refuse pseudo-harmful prompts, like "how to kill a mosquito," which are actually harmless. Frequent false refusals not…

cs.LG2025

Can Watermarking Large Language Models Prevent Copyrighted Text Generation and Hide Training Data?

Michael-Andrei Panaitescu-Liess, Zora Che, Bang An +6

Large Language Models (LLMs) have demonstrated impressive capabilities in generating diverse and contextually rich text. However, concerns regarding copyright infringement arise as…