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Security and Communication Networks
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Security and Communication Networks
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2017
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Article
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Fig 10
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Research Article
A Cloud-User Protocol Based on Ciphertext Watermarking Technology
Figure 10
Test for
.
(a)
JPEG compression for QF of 25, 8, and 5
(b)
GF for sigma of 0.3, 1, and 4
(c)
WGN for PSNR of 18, 16.75, and 16.41