PVO-Based Reversible Data Hiding Exploiting Two-Layer Embedding for Enhancing Image Fidelity
نویسندگان
چکیده
منابع مشابه
Generalized PVO-K Embedding Technique for Reversible Data Hiding
Recently, several reversible information hiding methods based PVO (pixel value ordering) techniques have been proposed, in these methods, secret data always are embedded in pixels with largest or smallest value in the block. In order to make use of the block with multiple largest-valued (or smallest-valued) pixels, a PVO-K method was proposed, which treats K largest-valued (or smallest-valued) ...
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ژورنال
عنوان ژورنال: Symmetry
سال: 2020
ISSN: 2073-8994
DOI: 10.3390/sym12071164