170 search results - page 12 / 34 » A dual watermarking technique for images |
IWDW
2004
Springer
15 years 3 months ago
2004
Springer
Most of watermarking techniques are based on Wide Spread Spectrum (WSS). Security of such schemes is studied here in adopting a cryptanalysis point of view. The security is proport...
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ICIP
2000
IEEE
15 years 11 months ago
2000
IEEE
Digital Watermarking is a labeling technique for digital images which embeds a code into the digital data so the data is marked. Watermarking techniques previously developed deal ...
IEAAIE
2007
Springer
15 years 3 months ago
2007
Springer
With the exponential growth of digital materials in this age, the protection of Intellectual Property Right (IPR) becomes an important and urgent topic. In this paper, we propose a...
ICMCS
2006
IEEE
15 years 3 months ago
2006
IEEE
We present a new scheme for digital watermarking and secure copyright protection of digital images using nonnegative matrix factorization and singular value decomposition approach...
ICIP
2004
IEEE
15 years 11 months ago
2004
IEEE
Authentication watermarking is the process that inserts hidden data into an object (image) in order to detect any fraudulent alteration perpetrated by a malicious hacker. In the l...