In this paper, a robust blind image watermarking method is proposed for copyright protection
of digital images. This hybrid method relies on combining two well-known transforms that are …

This paper presents an optimized robust digital image watermarking scheme based on
Stationary Wavelet Transform (SWT) using Bat optimization Algorithm (BA) and Speed-Up …

Robust as well as secure image watermarking is capable of providing a promising solution
in many copyright protection applications. In this paper, an improved image watermarking …

Image watermarking provides a promising solution to digital media copyright protection.
However, the robust performance of the watermarking scheme should be carefully …

A robust and transparent watermarking scheme based on contourlet transform and
quantization index modulation is proposed in this paper. In proposal algorithm, after taking …

With the purpose of copyright protection of digital video, this paper proposes an H. 264/AVC
HDTV watermarking method that is robust to camcorder recording. Because contents in the …

Due to the current progress in Internet, digital contents (video, audio and images) are widely
used. Distribution of multimedia contents is now faster and it allows for easy unauthorized …

This paper proposes a remote sensing image zero-watermark algorithm based on DFT,
which can be used to protect the rights and interests of digital image copyright owners. First …

This paper proposes a solution for digital image copyright protection technique using the
combination of watermarking and visual encryption technique. In our solution, the copyright …

Digital text watermarking has been a popular way to discourage illicit reproduction of
documents by embedding copyright information into them. This study presents two robust …