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The EMD (Exploiting Modification Direction) method by Zhang and Wang uses (2n+1)-ary notation to achieve secret message embedding into a cover image. However, the maximum capacity of this method is 1.16 bpp for cover pixel number n=2. Its embedding capacity rapidly decreases when selected pixels increase. In order to improve this shortcoming, a new data hiding scheme based on MSD (Modified Signed-Digit)...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.