Guitao Xu — accepted AI-conference papers

2026

Frequency Mining Empowered by Text Aggregation: A New Perspective on Document Image Tampering Detection

Ziqi Yi, Guitao Xu, Shihang Wu, Peirong Zhang, Lianwen Jin

AAAI 2026technical

Document image tampering detection faces significant challenges due to the subtle and spatially dispersed nature of tampering traces, which are often confined to localized regions within tampered text. While existing methods leverage frequency domain information to reveal hidden artifacts, they fail

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2024

Towards Modern Image Manipulation Localization: A Large-Scale Dataset and Novel Methods

Chenfan Qu, Yiwu Zhong, Chongyu Liu, Guitao Xu, Dezhi Peng, Fengjun Guo +1

CVPR 2024poster

In recent years image manipulation localization has attracted increasing attention due to its pivotal role in ensuring social media security. However effectively identifying forged regions remains an open challenge. The high acquisition cost and the severe scarcity of high-quality data are major fac…

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