32 search results - page 3 / 7 » Lapped-orthogonal-transform-based adaptive image watermarkin... |
IWDW
2005
Springer
13 years 11 months ago
2005
Springer
Image-Adaptive watermarking systems exploit visual models to adapt the watermark to local properties of the host image. This leads to a watermark power enhancement, hence an improv...
CORR
2010
Springer
13 years 5 months ago
2010
Springer
In this paper, an efficiently DWT-based watermarking technique is proposed to embed signatures in images to attest the owner identification and discourage the unauthorized copying...
ICIP
2002
IEEE
14 years 7 months ago
2002
IEEE
Digital watermarking is equivalent to bandlimited, powerlimited digital communication. The power limit is due to the requirement of imperceptible watermarks, and has long been rec...
TOMCCAP
2008
13 years 5 months ago
2008
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
In order to improve the robustness and imperceptibleness of the image spread spectrum watermark algorithm, a new approach for optimization in 8×8 DCT domain using genetic algorit...