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181
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Publication
A subband-DCT approach for image watermarking is proposed in this communication. The watermark is casted in a selected number of coefficients of all four bands of a one-level decom...
175
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Publication
In the present communication the deployment of a system for the watermarking and management of digital images is described. A digital image Repository is implemented, and a waterma...
159
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IFIP
2009
Springer
16 years 1 months ago
2009
Springer
We consider the problem of detecting covert channels within security-enforcing object-capability patterns. Traditional formalisms for reasoning about the security properties of obj...
162
Voted
DEXAW
2008
IEEE
16 years 1 months ago
2008
IEEE
The aim of this work is to provide a robust way for peers with heterogeneous data sources to exchange information in an unreliable network. We address this problem in two ways. Fi...
142
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WKDD
2008
CPS
16 years 1 months ago
2008
CPS
The continuous technical advances have lead to the proliferation of very small and very cheap microprocessors, equipped with sensors and capacity of wireless communication. The in...