activity
20242026
collaborators

5 papers

cs.CV2026

VisRef: Visual Refocusing while Thinking Improves Test-Time Scaling in Multi-Modal Large Reasoning Models

Soumya Suvra Ghosal, Youngeun Kim, Zhuowei Li +6

Advances in large reasoning models have shown strong performance on complex reasoning tasks by scaling test-time compute through extended reasoning. However, recent studies observe…

cs.CV2025

AuthGuard: Generalizable Deepfake Detection via Language Guidance

Guangyu Shen, Zhihua Li, Xiang Xu +6

Existing deepfake detection techniques struggle to keep-up with the ever-evolving novel, unseen forgeries methods. This limitation stems from their reliance on statistical artifact…

cs.CV2025

Ground-V: Teaching VLMs to Ground Complex Instructions in Pixels

Yongshuo Zong, Qin Zhang, Dongsheng An +6

This work presents a simple yet effective workflow for automatically scaling instruction-following data to elicit pixel-level grounding capabilities of VLMs under complex instructi…

cs.CV2025

Optimal Transport-Guided Source-Free Adaptation for Face Anti-Spoofing

Zhuowei Li, Tianchen Zhao, Xiang Xu +7

Developing a face anti-spoofing model that meets the security requirements of clients worldwide is challenging due to the domain gap between training datasets and diverse end-user…

cs.CV2024

Open-World Dynamic Prompt and Continual Visual Representation Learning

Youngeun Kim, Jun Fang, Qin Zhang +7

The open world is inherently dynamic, characterized by ever-evolving concepts and distributions. Continual learning (CL) in this dynamic open-world environment presents a significa…