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M-ary reversible contrast mapping in reversible watermarking with optimal distortion control.

Santi P. MaityHirak Kumar Maity
Published in: NCVPRIPG (2013)
Keyphrases
  • reversible watermarking
  • prediction error
  • watermarking scheme
  • optimal control
  • control system
  • worst case
  • optimal solution
  • dynamic programming
  • image compression
  • gray scale