21 search results - page 4 / 5 » Image quality monitoring using spread spectrum watermarking |
IWDW
2005
Springer
13 years 11 months ago
2005
Springer
Digital watermarking studies have always been driven by the improvement of robustness. Most of articles of this field deal with this criterion, presenting more and more impressive...
ICMCS
1999
IEEE
13 years 10 months ago
1999
IEEE
Many types of pseudo-random signals have been used to embed signatures as watermarks, with spread spectrum signal techniques used to recover the signature from the encrypted data....
TMM
2011
13 years 1 months ago
2011
—In this paper, we propose an approach to manage network resources for a direct sequence code division multiple access (DS-CDMA) visual sensor network where nodes monitor scenes ...
ICIP
2005
IEEE
14 years 8 months ago
2005
IEEE
Abstract-- The emergence of digital multimedia and the proliferation of its use have raised major concerns about the protection of intellectual property. In response to these conce...
ICIP
2004
IEEE
14 years 7 months ago
2004
IEEE
If we treated image watermarking as a communication problem using the image as the communication channel, applying error-correcting codes (ECC) to the watermarking system should i...