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Digital Watermarking is used for copyright protection and authentication. In the proposed system, a Dual Watermarking Scheme based on DWT SVD with chaos encryption algorithm, will be developed to improve the robustness and protection along…

Multimedia · Computer Science 2010-02-12 R. Dhanalakshmi , K. Thaiyalnayaki

Digital contents have grown dramatically in recent years, leading to increased attention to copyright. Image watermarking has been considered one of the most popular methods for copyright protection. With the recent advancements in applying…

Multimedia · Computer Science 2021-05-25 Maedeh Jamali , Nader Karim , Pejman Khadivi , Shahram Shirani , Shadrokh Samavi

The current paper presents a robust watermarking method for still images, which uses the similarity of discrete wavelet transform and human visual system (HVS). The proposed scheme makes the use of pixel wise masking in order to make binary…

Cryptography and Security · Computer Science 2012-07-12 V. H. Mankar , T. S. Das , S. Saha , S. K. Sarkar

Watermarking is an important copyright protection technology which generally embeds the identity information into the carrier imperceptibly. Then the identity can be extracted to prove the copyright from the watermarked carrier even after…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Sulong Ge , Zhihua Xia , Jianwei Fei , Xingming Sun , Jian Weng

A new local watermarking method based on histogram shifting has been proposed in this paper to deal with various signal processing attacks (e.g. median filtering, JPEG compression and Gaussian noise addition) and geometric attacks (e.g.…

Multimedia · Computer Science 2023-02-09 Zi-yu Jiang , Chi-Man Pun , Xiao-Chen Yuan , Tong Liu

With the rapid development of information technology and multimedia, the use of digital data is increasing day by day. So it becomes very essential to protect multimedia information from piracy and also it is challenging. A great deal of…

Multimedia · Computer Science 2013-07-15 Md. Maklachur Rahman

Digital watermarking system is a paramount for safeguarding valuable resources and information. Digital watermarks are generally imperceptible to the human eye and ear. Digital watermark can be used in video, audio and digital images for a…

Cryptography and Security · Computer Science 2012-05-30 Md. Selim Reza , Mohammed Shafiul Alam Khan , Md. Golam Robiul Alam , Serajul Islam

In this paper, a new reversible image authentication technique with tamper localization based on watermarking in integer wavelet transform is proposed. If the image authenticity is verified, then the distortion due to embedding the…

Cryptography and Security · Computer Science 2009-12-04 P. Meenakshi Devi , M. Venkatesan , K. Duraiswamy

Image watermarking is a technique for hiding information into images that can withstand distortions while requiring the encoded image to be perceptually identical to the original image. Recent work based on deep neural networks (DNN) has…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Guanhui Ye , Jiashi Gao , Wei Xie , Bo Yin , Xuetao Wei

Digital watermarking enables protection against copyright infringement of images. Although existing methods embed watermarks imperceptibly and demonstrate robustness against attacks, they typically lack resilience against geometric…

Multimedia · Computer Science 2024-02-15 Hannes Mareen , Lucas Antchougov , Glenn Van Wallendael , Peter Lambert

An approach to watermarking digital images using non-regular wavelets is advanced. Non-regular transforms spread the energy in the transform domain. The proposed method leads at the same time to increased image quality and increased…

Multimedia · Computer Science 2016-01-28 R. J. Cintra , T. V. Cooklev

Most of the well known algorithms for watermarking of digital images involve transformation of the image data to Fourier or singular vector space. In this paper, we introduce watermarking in Hilbert transform domain for digital media.…

Multimedia · Computer Science 2010-12-15 Rashmi Agarwal , R. Krishnan , M. S. Santhanam , K. Srinivas , K. Venugopalan

Vulnerability of watermarking schemes against intense signal processing attacks is generally a major concern, particularly when there are techniques to reproduce an acceptable copy of the original signal with no chance for detecting the…

Multimedia · Computer Science 2015-01-09 Hossein Bakhshi Golestani , Shahrokh Ghaemmaghami

Telemedicine is well known application where enormous amount of medical data need to be transferred securely over network and manipulate effectively. Security of digital data, especially medical images, becomes important for many reasons…

Multimedia · Computer Science 2014-06-30 Nilesh Rathi , Ganga Holi

Watermarking helps in ensuring originality, ownership and copyrights of a digital image. This paper aims at embedding a Watermark in an image using Wave Atom Transform. Preference of Wave Atoms on other transformations has been due to its…

Multimedia · Computer Science 2015-08-10 Ijaz Bukhari , Nuhman-ul-Haq , Khizar Hyat

Nowadays, three-dimensional meshes have been extensively used in several applications such as, industrial, medical, computer-aided design (CAD) and entertainment due to the processing capability improvement of computers and the development…

Multimedia · Computer Science 2019-11-12 Mohamed Hamidi , Mohamed El Haziti , Hocine Cherifi , Driss Aboutajdine

The Internet as a whole does not use secure links, thus information in transit may be vulnerable to interruption as well. The important of reducing a chance of the information being detected during the transmission is being an issue in the…

Multimedia · Computer Science 2012-05-15 Yusuf Perwej , Firoj Parwej , Asif Perwej

This paper gives a new scheme of watermarking technique related to insert the mark by adding edge in HH sub-band of the host image after wavelet decomposition. Contrary to most of the watermarking algorithms in wavelet domain, our method is…

Multimedia · Computer Science 2013-10-22 Henri Bruno Razafindradina , Attoumani Mohamed Karim

With the rapid development of the multimedia,the secure of the multimedia is get more concerned. as far as we know , Digital watermarking is an effective way to protect copyright. The watermark must be generally hidden does not affect the…

Multimedia · Computer Science 2015-02-11 Ke Ji , Jianbiao Lin , Hui Li , Ao Wang , Tianjing Tang

Watermarking is an operation of embedding an information into an image in a way that allows to identify ownership of the image despite applying some distortions on it. In this paper, we presented a novel end-to-end solution for embedding…

Multimedia · Computer Science 2022-01-11 Marcin Plata , Piotr Syga