Author

Pengwen Dai

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Preprint Sep 2026

Seeing and Solving Are Not Enough for Vision-Language Models

Vision-language models (VLMs) answer visual questions by combining visual information extraction with downstream problem solving. We investigate a fundamental question: Does an incorrect answer necessarily reflect a failure in visual extraction or problem solving? A model may succeed at both abilities when tested separ...

Zi-Heng Wang, Ming-Xuan Xie, Yi-Lin Liu et al. · 0 citations

Aug 2026

End-to-end Multi-face Forgery Detection via Progressively-explicit Queries

This paper proposes an end-to-end Transformer-based framework, termed Progressively Explicit Query Network (PEQNet), for multi-face forgery detection and localization, and introduces triple contrastive learning to model the mutual exclusivity among real, fake, and background regions.

Peng-Wen Dai, Xiaomeng Wen, Feiyang He et al. · ACM Transactions on Multimed... · 0 citations