Author

Jun Lan

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Preprint Oct 2026

WorldFact-Bench: Beyond Image-Internal Plausibility to Image-World Consistency

Advances in image generation have made visual authenticity increasingly difficult to assess. Although image forensics now examines both generation artifacts and higher-level visual inconsistencies, a plausible image can still contradict real-world facts or rules. We introduce WorldFact-Bench to evaluate image-world con...

Zhuo Chen, Zheng-Xian Wu, Yu Yu et al. · 0 citations

#artificial intelligence Preprint Sep 2026

Do GUI Agents Know When Not to Act? Enabling Conflict-Aware Termination for Multimodal GUI Agents

Results validate that a lightweight inference-time intervention can substantially boost GUI Agent's competence to identify inappropriate execution scenarios and refrain from unnecessary actions.

Zhao-Yuan Huang, Tian-Jie Ju, Pengzhou Cheng et al. · 1 citation

Preprint Jul 2026

Veritas++: Value-aware On-Policy Distillation for Perception-Enhanced AIGI Detection

This work presents Veritas++, a perception-enhanced reasoning framework that establishes reliable perception as the foundation of authenticity reasoning, and introduces Value-aware On-Policy Distillation (VaOPD), an adaptive distillation mechanism that prioritizes high-value distillation signals over uniform supervisio...

Hao Tan, Jun Lan, Zichang Tan et al. · 1 citation