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An advanced reversible data hiding algorithm based on the similarity between neighboring pixels

  • Journal of The Korea Society of Computer and Information
  • Abbr : JKSCI
  • 2016, 21(2), pp.33-42
  • Publisher : The Korean Society Of Computer And Information
  • Research Area : Engineering > Computer Science

Soo-Mok Jung 1

1삼육대학교

Accredited

ABSTRACT

In this paper, an advanced reversible data hiding algorithm which takes the advantage of the spatial locality in image was proposed. Natural image has a spatial locality. The pixel value of a natural image is similar to the values of neighboring pixels. So, using the neighboring pixel values, it is possible to precisely predict the pixel value. Frequency increases significantly at the peak point of the difference histogram using the predicted values. Therefore, it is possible to increase the amount of data to be embedded. By using the proposed algorithm, visually high quality stego-image can be generated, the original cover image and the embedded data can be extracted from the stego-image without distortion. The embedding data into the cover image of the proposed algorithm is much lager than that of the previous algorithm. The performance of the proposed algorithm was verified by experiment. The proposed algorithm is very useful for the reversible data hiding.

Citation status

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