CORR
2007
Springer
14 years 21 days ago
2007
Springer
—Reversible contrast mapping (RCM) is a simple integer transform that applies to pairs of pixels. For some pairs of pixels, RCM is invertible, even if the least significant bits...
ICMCS
2005
IEEE
14 years 6 months ago
2005
IEEE
In this paper, we present a novel reversible watermarking scheme for image authentication for JPEG/JPEG-2000 coded images. Since the watermarking scheme is reversible, the exact o...