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Computational and Mathematical Methods in Medicine
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Computational and Mathematical Methods in Medicine
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2012
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Article
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Fig 11
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Research Article
Nested Quantization Index Modulation for Reversible Watermarking and Its Application to Healthcare Information Management Systems
Figure 11
The
(a) Lena image and (b) Baboon image with 256 grey levels used as watermarks.
(a)
(b)