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Ee-Chien Chang

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Preprint Jul 2026

CASIAL: Geometric Distortion Robust Image Watermarking

Deep learning-based watermarking has shown strong robustness against non-geometric distortions, yet its performance under geometric transformations remains limited. Such transformations induce two fundamental failure modes: region removal, such as cropping or masking, which eliminates the information carried by removed...

Yupeng Qiu, Han Fang, Ee-Chien Chang · 0 citations

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