This paper presents a novel method for steganographic image watermarking with two main innovative features: i) it involves a hierarchical control, committing the watermark reconstruction to a trusted layered authority; and ii) it is deterministic, embedding a short meaningful signature into the cover image. Experimental results show that the embedded signature can be accurately recovered even in presence of a reasonable amount of image degradation due to image processing operators, such as filtering, geometric distorsions and compression.
Hierarchical deterministic image watermarking via polynomial interpolation
01.01.2005
139624 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
Hierarchical Deterministic Image Watermarking via Polynomial Interpolation
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