To better describe the features of a color image, the quaternion fractional-order orthogonal
Fourier-Mellin moments (QFrOOFMMs) are defined. By combining QFrOOFMMs with least …

The rapid progress in artificial intelligence and network communication has led to the
development of advanced regional medical systems, revolutionizing the way hospitals and …

Text steganography has received a lot of attention in the application of covert
communication. How to ensure desirable capacity and imperceptibility has become a key …

The fifth-generation wireless telecommunication technology (5G) with high speed, wide
coverage and large amount of data have posed new requirements for the running time …

The development of the Internet of Medical Things heavily relies on big data, and data
security based on medical images has become a growing concern in society. Digital …

Since most of the current watermarking schemes neglect the need of real time and resisting
malicious geometric attacks, this paper proposes a robust color image watermarking …

Digital watermarking is of critical importance in multimedia copyright protection. However,
with the development of Internet technologies, the combined attacks of complex …

In order to protect the copyright of color digital images in the current Internet environment,
this paper proposes a blind color image watermarking scheme based on nonsubsampled …

In view of the fact that many watermarking schemes cannot well adapt to the occasion of
image copyright protection with a large amount of information, and the copyright protection …

In view of the fact that many watermarking algorithms used for copyright protection have
ignored the correlation and synchronization between the color channels, a new double-color …