Author

Xin Tan

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#artificial intelligence Preprint Sep 2026

Mandela-Bench: Multimodal Models Remember Canonical Images Instead of Seeing Them

Historical photographs and other canonical images can now be edited seamlessly with a single instruction, often leaving no reliable pixel-level trace. In such cases, the only evidence of manipulation may be a fact about what the image depicts. Existing benchmarks instead rely on generator artefacts, image-caption incon...

Yi-Cheng Bao, Zhen-Kun Gao, Xia-Hui Guo et al. · 0 citations

Preprint Aug 2026

SPARED: Reasoning-Based AI-Generated Image Detection via Adversarially Edited Data

This work introduces \methodname{}, an adversarial reinforcement learning framework that pits two heterogeneous models against each other, and shows how a detector trained within this loop improves monotonically across rounds on each of three external benchmarks.

Yi-Cheng Bao, Xia-Hui Guo, Xu-Hong Wang et al. · 1 citation