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Guanjie Wang

5 accepted papers

2026

AuthSig: Safeguarding Scanned Signatures Against Unauthorized Reuse in Paperless Workflows

AAAI 2026technical

With the deepening trend of paperless workflows, signatures as a means of identity authentication are gradually shifting from traditional ink-on-paper to electronic formats. Despite the availability of dynamic pressure-sensitive and PKI-based digital signatures, static scanned signatures remain prev

Cited by 0SourcePDFScholar
2026

FreeText: Training-Free Text Rendering via Attention Localization and Spectral Glyph Injection

ICML 2026poster

Large-scale text-to-image (T2I) diffusion models excel at open-domain synthesis but still struggle with precise text rendering, especially for multi-line layouts, dense typography, and long-tailed scripts such as Chinese. Prior solutions typically necessitate costly retraining or impose rigid extern…

Cited by 0SourceScholar
2026

Real Data Lies: Unveiling and Closing the Quality Shortcut in Generalizable AI-Generated Video Detection

ICML 2026poster

Recent advances in video generation have enabled highly realistic synthetic content, raising concerns about the integrity of digital media and motivating the development of benchmarks and detection methods for generated videos. Prior works have largely prioritized bolstering model generalization aga…

Cited by 0SourceScholar
2024

MuST: Robust Image Watermarking for Multi-Source Tracing

AAAI 2024technical

In recent years, with the popularity of social media applications, massive digital images are available online, which brings great convenience to image recreation. However, the use of unauthorized image materials in multi-source composite images is still inadequately regulated, which may cause signi…