A prediction based reversible image watermarking in Hadamard domain

Z Pakdaman, S Saryazdi… - Multimedia Tools and …, 2017 - Springer
Reversible watermarking is a special kind of the lossless data hiding techniques which
allows lossless recovering of both the watermark and the host image. In this paper, a new …

An image watermarking scheme based on FWHT-DCT

A Marjuni, R Logeswaran… - … conference on networking …, 2010 - ieeexplore.ieee.org
Digital image watermarking is frequently used for many purposes, such as image
authentication, fingerprinting, copyright protection, and tamper proofing. Imperceptibility and …

Copper telluride as a nobel BSF material for high performance ultra thin CdTe PV cell

MA Matin, MU Tomal, AM Robin - … International Conference on …, 2013 - ieeexplore.ieee.org
Thin-film CdTe is one of the leading materials for high efficiency, low-cost and stable PV
cells. The formation of a stable, low resistance, non-rectifying back contact to p-CdTe thin …

[PDF][PDF] An efficient image watermarking scheme using BFS technique based on hadamard transform

MIH Sarker, MI Khan - SmartCR, 2013 - researchgate.net
Digital watermarking is a modern technology evolved to prevent illegal copy or reproduction
of digital content. In recent years, several digital watermarking techniques have been …

An improved blind watermarking method in frequency domain for image authentication

MIH Sarker, MI Khan - 2013 International Conference on …, 2013 - ieeexplore.ieee.org
Digital watermarking has been widely used for copyright protection for multimedia data. This
paper proposes a new watermarking method of image for copyright protection based on …

Blind digital image watermarking for copyright protection based on Hadamard transform

S Sharmin, M Khaliluzzaman, M Mahiuddin… - … Technologies in Data …, 2019 - Springer
The reason behind the extension of digitized media is a speedy augmentation of multimedia
data transaction over the Internet. For this reason, there arises the need for copyright …

[PDF][PDF] Block size analysis for discrete wavelet watermarking and embedding a vector image as a watermark.

H Sever, A Senol, E Elbasi - Int. Arab J. Inf. Technol., 2019 - researchgate.net
As telecommunication and computer technologies proliferate, most data are stored and
transferred in digital format. Content owners, therefore, are searching for new technologies …

[PDF][PDF] A novel blind digital watermarking technique for stegano-encrypting information using nine-AC-coefficient prediction algorithm with an innovative security …

CE Moucary, BE Hassan - WSEAS Transactions on Signal Processing, 2009 - wseas.us
This paper presents a new methodology for data hiding using digital watermarking in the
DCT Domain. The methodology relies on a new scheme for encrypting the data prior to the …

[PDF][PDF] An improved DCT-based image watermarking scheme using fast Walsh Hadamard transform

A Marjuni, MFA Fauzi, R Logeswaran… - International Journal of …, 2013 - researchgate.net
Image watermarking is of interesting in the multimedia and information security research
fields. This paper presents an improved discrete cosine transform (DCT)-based image …

Эффективность алгоритмов маркирования цифровых изображений в частотной области на основе дискретного преобразования Адамара

БВ Александрович, АЮ Тропченко - Известия высших учебных …, 2014 - cyberleninka.ru
Рассмотрены особенности применения дискретного преобразования Адамара для
маркирования цифровых изображений. Исследована устойчивость алгоритма …