Results 21 to 30 of about 1,864 (190)

Advanced Dipper-Throated Meta-Heuristic Optimization Algorithm for Digital Image Watermarking

open access: yesApplied Sciences, 2022
Recently, piracy and copyright violations of digital content have become major concerns as computer science has advanced. In order to prevent unauthorized usage of content, digital watermarking is usually employed.
El-Sayed M. El-Kenawy   +7 more
doaj   +1 more source

Digital Image Watermarking Techniques: A Review

open access: yesInformation, 2020
Digital image authentication is an extremely significant concern for the digital revolution, as it is easy to tamper with any image. In the last few decades, it has been an urgent concern for researchers to ensure the authenticity of digital images ...
Mahbuba Begum, Mohammad Shorif Uddin
doaj   +1 more source

Discrete wavelet transform-based color image watermarking using uncorrelated color space and artificial bee colony [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2015
The exponential growth in electronic data over internet have increased the demand of a robust and high quality watermarking method for authentication and copyright protection.
Manish Gupta   +3 more
doaj   +1 more source

Robust Image Watermarking in Spatial Domain Utilizing Features Equivalent to SVD Transform

open access: yesApplied Sciences, 2023
In recent years, digital image watermarking has gained a significant amount of popularity and developed into a crucial and essential tool for copyright protection, security, and the identification of multimedia content.
Musrrat Ali
doaj   +1 more source

A Novel Medical Image Watermarking in Three-dimensional Fourier Compressed Domain [PDF]

open access: yesInternational Journal Bioautomation, 2015
Digital watermarking is a research hotspot in the field of image security, which is protected digital image copyright. In order to ensure medical image information security, a novel medical image digital watermarking algorithm in three-dimensional ...
Baoru Han, Jingbing Li, Mengxing Huang
doaj  

Multipurpose zero watermarking algorithm for medical image based on SVD and SAE

open access: yesDianxin kexue, 2017
A multipurpose zero watermarking algorithm was proposed according to the copyright protection and tamper location of medical image.The two information matrices were executed the XOR operation with the original robust watermarking image and the original ...
Jieli SUN   +3 more
doaj   +2 more sources

Combining Haar Wavelet and Karhunen-Loeve Transform for Robust and Imperceptible Data Hiding Using Digital Images

open access: yesJournal of Intelligent Systems, 2018
In this paper, we present an introduction of digital image watermarking followed by important characteristics and potential applications of digital watermarks.
Sharma Akankasha   +2 more
doaj   +1 more source

A NOVEL DIGITAL IMAGE WATERMARKING SCHEME USING BIORTHOGONAL WAVELETS [PDF]

open access: yesICTACT Journal on Image and Video Processing, 2011
Copyright protection is considered as an issue of vital significance owing to the escalating utilization of internet and effortless copying, tampering and distribution of digital images.
G. Yamuna, D. Sivakumar
doaj  

Combining Digital Watermarking and Fingerprinting Techniques to Identify Copyrights for Color Images

open access: yesThe Scientific World Journal, 2014
This paper presents a copyright identification scheme for color images that takes advantage of the complementary nature of watermarking and fingerprinting.
Shang-Lin Hsieh   +2 more
doaj   +1 more source

Comparison of DCT, SVD and BFOA based multimodal biometric watermarking system

open access: yesAlexandria Engineering Journal, 2015
Digital image watermarking is a major domain for hiding the biometric information, in which the watermark data are made to be concealed inside a host image imposing imperceptible change in the picture.
S. Anu H. Nair, P. Aruna
doaj   +1 more source

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