Results 51 to 60 of about 22,106 (166)

A “Tech First” Approach to Foreign Policy? The Three Meanings of Tech Diplomacy

open access: yesGlobal Policy, EarlyView.
ABSTRACT Scholars have recently argued that international politics is plagued by instability as the world rapidly transitions from one crisis to another. This state of “Permacrisis,” or permanent crises between states, is driven by technological innovations which create new kinds of crises and drive competitions between adversarial states.
Ilan Manor
wiley   +1 more source

A Digital Watermarking Encryption Technique Based on FPGA Cloud Accelerator

open access: yesIEEE Access, 2020
Digital watermarking has the properties such as invisibility and anti-aggression, so the digital watermarking technology has been widely used in copyright protection, information hiding. The watermarking technology takes into account the invisibility and
Yanpeng Cao, Feng Yu, Yongming Tang
doaj   +1 more source

A robust digital image watermarking using repetition codes against common attacks [PDF]

open access: yes, 2015
Digital watermarking is hiding the information inside a digital media to protect for such documents against malicious intentions to change such documents or even claim the rights of such documents.
Hassan, Abdullahi Mohamud
core  

Blind and robust images watermarking based on wavelet and edge insertion

open access: yes, 2013
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.
Karim, Attoumani Mohamed   +1 more
core   +1 more source

Automation and Augmentation in Theological Perspective

open access: yesModern Theology, EarlyView.
Abstract AI enables forms of automation that threaten unemployment and deskilling, eliminating important opportunities for the development of virtue. The concomitant loss of virtue and meaningful employment makes it a theological problem from the perspective of Catholic social teaching and theological anthropology.
Paul Scherz
wiley   +1 more source

Research on color QR code watermarking technology based on chaos theory

open access: yesTongxin xuebao, 2018
In order to carry on copyright protection and security verification of color QR code,the digital image chaos encryption technology and digital watermarking technology were respectively researched.Firstly,an improved image chaos encryption algorithm was ...
Xi YIN, Weiqing HUANG
doaj   +2 more sources

PERFORMANCE ANALYSIS OF SECURE MEDICAL IMAGE COMMUNICATION WITH DIGITAL SIGNATURE AND REVERSIBLE WATERMARKING [PDF]

open access: yesICTACT Journal on Image and Video Processing, 2013
Protection of Medical image contents becomes the important issue in computer network security. Digital Watermarking has becomes a promising technique for medical content authentication, it allows to embed relevant information with the image, which ...
A. Umamageswari, G. R. Suresh
doaj  

A New Method For Digital Watermarking Based on Combination of DCT and PCA

open access: yes, 2015
In the digital watermarking with DCT method,the watermark is located within a range of DCT coefficients of the cover image. In this paper to use the low-frequency band, a new method is proposed by using a combination of the DCT and PCA transform.
Hosseini, S. Abolfazl, Saboori, Arash
core   +1 more source

Colonial Bias in AI Training Data: Prompting Sora to Generate Images of Aotearoa New Zealand's Historical Past

open access: yesKōtuitui: New Zealand Journal of Social Sciences Online, Volume 21, Issue 1, March 2026.
This paper examines how generative artificial intelligence (AI) reproduces colonial visual tropes when tasked with representing Aotearoa New Zealand's historical past. Using OpenAI's Sora as a case study, the analysis investigates AI‐generated images prompted to depict (1) precolonial landscapes, (2) first contact between Māori and Europeans, (3 ...
Olli Hellmann
wiley   +1 more source

Digital Image Watermarking using Singular Value Decomposition [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2010
This paper  presents a digital image watermarking  that  applied theory of linear algebra called “Singular Value Decomposition (SVD)” to digital image watermarking .SVD watermarking scheme, which successfully embeds watermarks into images imperceptible ...
Sura Sheriff
doaj   +1 more source

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