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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

The availability of bandwidth for internet access is sufficient enough to communicate digital assets. These digital assets are subjected to various types of threats. [19] As a result of this, protection mechanism required for the protection…

Multimedia · Computer Science 2013-01-23 Mahimn Pandya , Hiren Joshi , Ashish Jani

Video Watermarking serves as a new technology mainly used to provide security to the illegal distribution of digital video over the web. The purpose of any video watermarking scheme is to embed extra information into video in such a way…

Multimedia · Computer Science 2014-04-30 T. Srinivasa Rao , Rajasekhar R. Kurra

A novel digital watermarking for ownership verification and image authentication applications using discrete wavelet transform (DWT) is proposed in this paper. Most previous proposed watermarking algorithms embed sequences of random numbers…

Cryptography and Security · Computer Science 2012-06-21 Mehdi Khalili

This paper presents a new approach for embedding authentication information into image on printed materials based on optical projection technique. Our experimental setup consists of two parts, one is a common camera, and the other is a LCD…

Multimedia · Computer Science 2013-02-21 Tan Yi-zhou , Liu Hai-bo , Huang Shui-hua , Sheng Ben-jian , Pan Zhong-ming

Watermarking serves as a widely adopted approach to safeguard media copyright. In parallel, the research focus has extended to watermark removal techniques, offering an adversarial means to enhance watermark robustness and foster…

Multimedia · Computer Science 2023-08-23 Dongjian Huo , Zehong Zhang , Hanjing Su , Guanbin Li , Chaowei Fang , Qingyao Wu

One of the effective methods for the preservation of copyright ownership of digital media is watermarking. Different watermarking techniques try to set a tradeoff between robustness and transparency of the process. In this research work, we…

Multimedia · Computer Science 2019-11-05 Maedeh Jamali , Mahnoosh Bagheri , Nader Karimi , Shadrokh Samavi

Watermarking is a crucial tool for safeguarding copyrights and can serve as a more aesthetically pleasing alternative to QR codes. In recent years, watermarking methods based on deep learning have proved superior robustness against complex…

Multimedia · Computer Science 2023-08-24 Zhe Lei , Jie Zhang , Jingtao Li , Weiming Zhang , Nenghai Yu

Digital watermarking is the process to hide digital pattern directly into a digital content. Digital watermarking techniques are used to address digital rights management, protect information and conceal secrets. An invisible non-blind…

Multimedia · Computer Science 2012-11-13 Abdur Shahid , Shahriar Badsha , Md. Rethwan Kabeer , Junaid Ahsan , Mufti Mahmud

With the increasing importance of protecting intellectual property in machine learning, watermarking techniques have gained significant attention. As advanced models are increasingly deployed in domains such as social network analysis, the…

Machine Learning · Computer Science 2025-08-12 Chia-Hsun Lu , Guan-Jhih Wu , Ya-Chi Ho , Chih-Ya Shen

Visible watermarks are widely-used in images to protect copyright ownership. Analyzing watermark removal helps to reinforce the anti-attack techniques in an adversarial way. Current removal methods normally leverage image-to-image…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Yang Liu , Zhen Zhu , Xiang Bai

In unsecured network environments, ownership protection of digital contents, such as images, is becoming a growing concern. Different watermarking methods have been proposed to address the copyright protection of digital materials.…

Multimedia · Computer Science 2020-04-08 Mahsa Kadkhodaei , Shadrokh Samavi

The current work is focusing on the implementation of a robust watermarking algorithm for digital images, which is based on an innovative spread spectrum analysis algorithm for watermark embedding and on a content-based image retrieval…

Data Structures and Algorithms · Computer Science 2009-09-29 Dimitrios K. Tsolis , Spyros Sioutas , Theodore S. Papatheodorou

Multimedia security has been the aim point of considerable research activity because of its wide application area. The major technology to achieve copyright protection, content authentication, access control and multimedia security is…

Multimedia · Computer Science 2014-04-14 Noui Oussama , Noui Lemnouar

This paper presents watermarking algorithms using d-sequences so that the peak signal to noise ratio (PSNR) is maximized and the distortion introduced in the image due to the embedding is minimized. By exploiting the cross correlation…

Cryptography and Security · Computer Science 2007-05-23 Ashfaq N Shaik

In this paper, a newer version of Walsh-Hadamard Transform namely multiresolution Walsh-Hadamard Transform (MR-WHT) is proposed for images. Further, a robust watermarking scheme is proposed for copyright protection using MRWHT and singular…

Cryptography and Security · Computer Science 2009-06-25 Gaurav Bhatnagar , Balasubramanian Raman

This paper is allocated to CDMA digital images watermarking for ownership verification and image authentication applications, which for more security, watermark W is converted to a sequence and then a random binary sequence R of size n is…

Cryptography and Security · Computer Science 2012-06-20 Mehdi Khalili

Watermarking of deep neural networks (DNNs) has gained significant traction in recent years, with numerous (watermarking) strategies being proposed as mechanisms that can help verify the ownership of a DNN in scenarios where these models…

Cryptography and Security · Computer Science 2024-06-04 Giulio Pagnotta , Dorjan Hitaj , Briland Hitaj , Fernando Perez-Cruz , Luigi V. Mancini

In order to protect the intellectual property (IP) of deep neural networks (DNNs), many existing DNN watermarking techniques either embed watermarks directly into the DNN parameters or insert backdoor watermarks by fine-tuning the DNN…

Cryptography and Security · Computer Science 2021-10-19 Xiangyu Zhao , Yinzhe Yao , Hanzhou Wu , Xinpeng Zhang

Due to the wide distribution and usage of digital media, an important issue is protection of the digital content. There is a number of algorithms and techniques developed for the digital watermarking.In this paper, the invisible image…

Multimedia · Computer Science 2015-02-09 Jelena Music , Ivan Knezevic , Edis Franca