73 search results - page 14 / 15 » Robust Watermarking in the Wigner Domain |
ISCAS
2003
IEEE
13 years 10 months ago
2003
IEEE
This paper presents a semi-fragile object-based authentication solution for MPEG4 video. To protect the integrity of the video objects / sequences, a content-based watermark is em...
TCSV
2008
13 years 5 months ago
2008
Look-up table (LUT)-based data hiding is a simple and efficient technique to hide secondary information (watermark) into multimedia work for various applications such as copyright ...
CMS
2003
13 years 6 months ago
2003
Abstract. Wavelet packet decompositions generalize the classical pyramidal wavelet structure. We use the vast amount of possible wavelet packet decomposition structures to create a...
CORR
2007
Springer
13 years 5 months ago
2007
Springer
—Reversible contrast mapping (RCM) is a simple integer transform that applies to pairs of pixels. For some pairs of pixels, RCM is invertible, even if the least significant bits...
PCM
2005
Springer
13 years 10 months ago
2005
Springer
In this paper, we propose a methodology for embedding watermark image data into color images. At the transmitter, the signature image is encoded by a multiple description encoder. ...