474 search results - page 34 / 95 » Region-Based Watermarking for Images |
ICIP
2002
IEEE
14 years 11 months ago
2002
IEEE
Geometric attacks are among the most challenging problems in present day watermarking. Such attacks are very simple to implement yet they can defeat most of the existing watermark...
JMM2
2008
13 years 10 months ago
2008
This paper presents a robust image watermarking scheme for multimedia copyright protection. In this work, host image is partitioned into four sub images. Watermark image such as `l...
ICIP
2002
IEEE
14 years 11 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...
ICMCS
2008
IEEE
14 years 4 months ago
2008
IEEE
In this paper, we present a novel attack named colorization attack. This attack is specific to color-hiding watermarking schemes. The objective of this work is to demonstrate the...
MSE
2002
IEEE
14 years 2 months ago
2002
IEEE
Digital watermarking is the enabling technology to prove ownership on copyrighted material, detect originators of illegally made copies, monitor the usage of the copyrighted multi...