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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    Titel :

    Hierarchical deterministic image watermarking via polynomial interpolation


    Beteiligte:
    Boato, G. (Autor:in) / Fontanari, C. (Autor:in) / Melgani, F. (Autor:in)


    Erscheinungsdatum :

    2005-01-01


    Format / Umfang :

    139624 byte




    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Elektronische Ressource


    Sprache :

    Englisch



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