Due to exponential growth of digital world the online data is also drastically increasing. This
multimedia data may contain text, video, audio, and images. After the Covid-19 pandemic …

The digital content exchange on the Internet is associated with information security risks.
Hiding data in digital images is a promising direction in data protection and is an alternative …

With the wide spread of image information, it is an urgent problem to protect image property
rights and crack down on piracy. Watermarking algorithm is an effective means to solve the …

Image watermarking is a key technology for copyright protection, and how to better balance
the invisibility and robustness of algorithms is a challenge. To tackle this challenge, a …

Imperceptibility, robustness, and reliability are essential characteristics of image
watermarking. In this paper, two image watermarking schemes, first Lifting wavelet transform …

This paper suggests a sparse watermark image embedding scheme on the singular values
of the pre-selected wavelet sub-band coefficients of the digital images. Dictionary learning …

Imperceptibility, robustness, security and capacity are the main features of a digital image-
watermarking scheme, and their simultaneous acquisition is a challenging problem. In the …

Due to developments in the Internet and communication technology, the world has become
an international parish in a digital era. The number of bits is generated, replicated, and …

Nowadays, there is huge requirement of processed data that can be transmitted from one
location to another. However data transmission over open channel faces various security …

This work presents a robust digital image watermarking scheme to protect digital images
from illegal usage and manipulations. The excellent re-constructional attributes of integer …