Results 11 to 20 of about 1,912 (95)

Analysis of Islamic Capital Market-Products and Challenges- A Case Study of Pakistan

open access: yesالإيضاح, 2023
Global financial meltdown-2008 brought attention of states and market participants towards asset based Islamic Financial System (IFS). Global financial crises-2008 was not only the debt crises but actually it was the collapse of conventional system that ...
Imran Abdul Aziz   +2 more
doaj   +1 more source

Agregado leve: uma alternativa sustentável para o reaproveitamento de resíduo de serragem no processo industrial

open access: yesRevista Brasileira de Ciências Ambientais, 2023
A serragem gerada no processamento da madeira tanto em lojas moveleiras como na extração de árvores é um resíduo que possui diversas aplicações para reutilização, mas que, em muitos casos, ainda é descartado de forma irregular no meio ambiente ...
Herbert Alves de Oliveira   +4 more
doaj   +1 more source

A Multiband Fractal Dipole Antenna for Wireless Communication Applications [PDF]

open access: yesEngineering and Technology Journal, 2010
mmunication applications. The proposed fractal antenna design is based onfractal geometry of the second level tent function transformation. Due to theresulting geometrical structures of a fractal tent function curve depend on thestarting angles of the ...
Jawad K. Ali   +2 more
doaj   +1 more source

DUALIDADE EDUCACIONAL E FORMAÇÃO POLITÉCNICA: APROXIMAÇÕES AO DEBATE TEÓRICO

open access: yesRevista Brasileira da Educação Profissional e Tecnológica, 2020
O presente artigo discute as manifestações históricas da dualidade educacional no sistema capitalista de produção e apresenta algumas considerações acerca da educação politécnica enquanto concepção marxista que objetiva contrapor o dualismo escolar, por ...
Juliane dos Santos   +3 more
doaj   +1 more source

Using Fractals in Information Hiding [PDF]

open access: yesEngineering and Technology Journal, 2009
Fractals are generated by simple, recursive calculations. Encryption anddecryption algorithms that take advantage of fractals are developed. This paper presents a new approach for information hiding using iterated function system (IFS) this approach ...
Nadia M. Al-Saidie, Thanaa A. Kadhim
doaj   +1 more source

COVID-19 Pandemic and Student Reading Achievement: Findings From a School Panel Study

open access: yesFrontiers in Psychology, 2022
Since 2020, the COVID-19 pandemic had an impact on education worldwide. There is increased discussion of possible negative effects on students’ learning outcomes and the need for targeted support.
Ulrich Ludewig   +7 more
doaj   +1 more source

A inovação tecnológica e os desafios representados pela Inteligência Artificial

open access: yesRevista Thema, 2023
A Inteligência Artificial (IA) é definida como um amplo ramo da ciência da computação que lida com a construção de máquinas “inteligentes”, capazes de realizar tarefas que normalmente requerem inteligência humana e carrega um enorme potencial para novos ...
José dos Santos Machado   +6 more
doaj   +1 more source

Ethical Governance of AI in the Global South: A Human Rights Approach to Responsible Use of AI

open access: yesProceedings, 2022
There is a growing debate on how to regulate and make responsible use of digital technologies, particularly artificial intelligence (AI). In an increasingly globalized scenario, power relations and inequalities between different countries and regions ...
Aníbal Monasterio Astobiza   +5 more
doaj   +1 more source

A computer scientist’s perspective on approximation of IFS invariant sets and measures with the random iteration algorithm [PDF]

open access: yesInternational Journal of Electronics and Telecommunications
We study invariant sets and measures generated by iterated function systems defined on countable discrete spaces that are uniform grids of a finite dimension.
Tomasz Martyn
doaj   +1 more source

Discovery, nuclear properties, synthesis and applications of technetium-101

open access: yesCommunications Chemistry, 2022
101Tc is a lesser studied technetium isotope, but its unique nuclear properties and varying routes of production make it interesting for an array of applications where its shorter half-life can be exploited.
Erik V. Johnstone   +2 more
doaj   +1 more source

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