474 search results - page 8 / 95 » Region-Based Watermarking for Images |
TIP
2002
13 years 9 months ago
2002
Abstract-- We present a perceptual model for hiding a spreadspectrum watermark of variable amplitude and density in an image. The model takes into account the sensitivity and maski...
ICMCS
2010
IEEE
13 years 8 months ago
2010
IEEE
In digital rights management (DRM) systems, digital media is often distributed by multiple levels of distributors in a compressed and encrypted format. The distributors in the cha...
CBMS
2007
IEEE
14 years 4 months ago
2007
IEEE
Multiplex Fluorescent In Situ Hybridization (M-FISH) is a newly chromosome imaging technique where each chromosome class appears to have a distinct color. This technique although ...
ICIP
2004
IEEE
14 years 11 months ago
2004
IEEE
In this paper, a blind object-based video watermarking scheme, which is robust to MPEG4 compression and normal video editing such as Rotation, Scaling or Translation (RST), is pro...
TMM
2002
13 years 9 months ago
2002
This paper presents a model for watermarking and some attacks on watermarks. Given the watermarked signal, the so-called Wiener attack performs minimum mean-squared error (MMSE) es...