Methods and apparatus for reversible data hiding through...

Details Methods and apparatus for reversible data hiding through... Methods and apparatus for reversible data hiding through...

2004-04-12

2008-08-19

Couso, Jose L (Department: 2624)

Image analysis

Histogram processing

With a gray-level transformation

Reexamination Certificate

active

07415155

ABSTRACT:
Methods and apparatus are provided for encoding a pixel domain image with hidden data by modifying the histogram of the pixel domain image to make space for such hidden data.

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