72 search results - page 6 / 15 » A DCT Domain Visible Watermarking Technique for Images |
MINAR
1998
Springer
15 years 3 months ago
1998
Springer
ICIP
2000
IEEE
16 years 1 months ago
2000
IEEE
We present schemes for hardeningimage watermarks against adversarial jamming. Our techniques improve upon standard correlation- and spread spectrum-based methods, and withstand va...
SSWMC
2004
15 years 1 months ago
2004
A technique for watermarking duplex printed pages is presented. The technique produces visible watermark patterns like conventional watermarks embedded in paper fabric. Watermark ...
APCCAS
2002
IEEE
15 years 4 months ago
2002
IEEE
In this paper, we develop a robust bit-plane watermarking technique based on zerotree coding. A robust watermark is an imperceptible but indelible code that can be used for owners...
ICIP
2004
IEEE
16 years 1 months ago
2004
IEEE
The paper proposes a blind spread spectrum watermarking scheme where watermark information is embedded redundantly in the multilevel wavelet coefficients of the cover image. It ha...