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.


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    Title :

    Hierarchical deterministic image watermarking via polynomial interpolation


    Contributors:
    Boato, G. (author) / Fontanari, C. (author) / Melgani, F. (author)


    Publication date :

    2005-01-01


    Size :

    139624 byte




    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



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