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» Digital Watermarking - Introduction
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MM
1999
ACM
193views Multimedia» more  MM 1999»
13 years 9 months ago
A dual watermarking technique for images
Digital watermarking is the technique in which a visible/invisible signal (watermark) is embedded in a multimedia document for copyright protection. In this paper, we propose a wa...
Saraju P. Mohanty, K. R. Ramakrishnan, Mohan S. Ka...
ISCAS
2002
IEEE
190views Hardware» more  ISCAS 2002»
13 years 9 months ago
Analysis and improvement of correlation-based watermarking methods for digital images
This paper aims to design robust correlation-based watermarking methods for images. We rst present a model of watermark embedding and extracting processes and carry out their ana...
Akio Miyazaki, Akihiro Okamoto
ICICS
2003
Springer
13 years 10 months ago
A DWT-Based Digital Video Watermarking Scheme with Error Correcting Code
In this paper, a digital video watermarking algorithm is proposed. We present a novel DWT-based blind digital video watermarking scheme with scrambled watermark and error correctin...
Pat Pik-Wah Chan, Michael R. Lyu
IH
1998
Springer
13 years 9 months ago
Secure Copyright Protection Techniques for Digital Images
This paper2 presents a new approach for the secure and robust copyright protection of digital images. A system for generating digital watermarks and for trading watermarked images ...
Alexander Herrigel, Joseph Ó Ruanaidh, Holg...
INFORMATICALT
2006
364views more  INFORMATICALT 2006»
13 years 4 months ago
A Copyright Protection using Watermarking Algorithm
In this paper, a digital watermarking algorithm for copyright protection based on the concept of embed digital watermark and modifying frequency coefficients in discrete wavelet tr...
Aboul Ella Hassanien