Pixel rearrangement based statistical restoration scheme reducing embedding noise

  • Authors:
  • Arijit Sur;Vignesh Ramanathan;Jayanta Mukherjee

  • Affiliations:
  • Dept. of CSE, IIT Guwahati, Assam, India;Dept. of EE, IIT Kharagpur, West Bengal, India;Dept. of CSE, IIT Kharagpur, West Bengal, India

  • Venue:
  • Multimedia Tools and Applications
  • Year:
  • 2014

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Abstract

In this paper, a block based steganographic algorithm has been proposed where a sequence of secret bits are embedded into a set of pixels by rearranging the pixel locations. This algorithm has been devised as an improvement over existing statistical restoration based algorithms in order to reduce the additive noise which occurs due to embedding. It is shown that the proposed scheme substantially reduces the additive noise compared to existing statistical restoration based schemes.