Digital copyright protection signifies the technology of rights protection, utilization control,
and management of digital substances in the activity of production, propagation, retailing …

Increasing the robustness, reliability and security of the digital image watermarking methods
against image processing and geometrics attacks are a key issues especially for image …

The digitization of audiovisual data is significantly increasing. Thus, to guarantee the
protection of the intellectual properties of this digital content, watermarking has appeared as …

In this paper, an analysis on hybrid Discrete Wavelet Transform (DWT) and Singular Value
Decomposition (SVD) for image watermarking is carried out to investigate the effect of a …

The convenience of the network has brought the copyright crisis of some multimedia works.
Therefore, a secure digital watermarking algorithm is urgently needed to realize the …

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 …

This paper proposes a blind color image watermarking method based on Hadamard
transform to deal with the infringement of color images in the complex network environment …

A novel hybrid image-adaptive watermarking technique utilizing Discrete Wavelet Transform
(DWT) and Fast Walsh Hadamard Transform (FWHT) is presented in this paper for the safety …

Nowadays, many image watermarking algorithms based on matrix decomposition have
been proposed. In this paper, the properties of polar decomposition in the field of image …

For the sake of better protect the copyright of color images, an efficient color image
watermarking algorithm based on Hadamard transform and teaching-learning-based …