26 resultados para Digital interfaces
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This book was produced in the scope of a research project entitled “Navigating with ‘Magalhães’: Study on the Impact of Digital Media in Schoolchildren”. This study was conducted between May 2010 and May 2013 at the Communication and Society Research Centre, University of Minho, Portugal and it was funded by the Portuguese Foundation for Science and Technology (PTDC/CCI-COM/101381/2008).
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(Excerto) In times past, learning to read, write and do arithmetic was to get on course to earn the “writ of emancipation” in society. These skills are still essential today, but are not enough to live in society. Reading and critically understanding the world we live in, with all its complexity, difficulties and challenges, require not only other skills (learning to search for and validate information, reading with new codes and grammar, etc) but, to a certain extent, also metaskills, matrixes and mechanisms that are transversal to the different and new literacies, are necessary. They are needed not just to interpret but equally to communicate and participate in the little worlds that make up our everyday activities as well as, in a broader sense, in the world of the polis, which today is a global world.
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This book was produced in the scope of a research project entitled “Navigating with ‘Magalhães’: Study on the Impact of Digital Media in Schoolchildren”. This study was conducted between May 2010 and May 2013 at the Communication and Society Research Centre, University of Minho, Portugal and it was funded by the Portuguese Foundation for Science and Technology (PTDC/CCI-COM/101381/2008). As we shall explain in more detail later in this book, the main objective of that research project was to analyse the impact of the Portuguese government programme named ´e-escolinha´ launched in 2008 within the Technological Plan for Education. This Plan responds to the principles of the Lisbon Strategy signed in 2000 and rereleased in the Spring European Council of 2005.
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Dissertação de mestrado em Ciências da Comunicação (área de especialização em Publicidade e Relações Públicas)
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Dissertação de mestrado em Ciências da Comunicação (área de especialização em Informação e Jornalismo)
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The bottom of the Red Sea harbors over 25 deep hypersaline anoxic basins that are geochemically distinct and characterized by vertical gradients of extreme physicochemical conditions. Because of strong changes in density, particulate and microbial debris get entrapped in the brine-seawater interface (BSI), resulting in increased dissolved organic carbon, reduced dissolved oxygen toward the brines and enhanced microbial activities in the BSI. These features coupled with the deep-sea prevalence of ammonia-oxidizing archaea (AOA) in the global ocean make the BSI a suitable environment for studying the osmotic adaptations and ecology of these important players in the marine nitrogen cycle. Using phylogenomic-based approaches, we show that the local archaeal community of five different BSI habitats (with up to 18.2% salinity) is composed mostly of a single, highly abundant Nitrosopumilus-like phylotype that is phylogenetically distinct from the bathypelagic thaumarchaea; ammonia-oxidizing bacteria were absent. The composite genome of this novel Nitrosopumilus-like subpopulation (RSA3) co-assembled from multiple single-cell amplified genomes (SAGs) from one such BSI habitat further revealed that it shares [sim]54% of its predicted genomic inventory with sequenced Nitrosopumilus species. RSA3 also carries several, albeit variable gene sets that further illuminate the phylogenetic diversity and metabolic plasticity of this genus. Specifically, it encodes for a putative proline-glutamate 'switch' with a potential role in osmotolerance and indirect impact on carbon and energy flows. Metagenomic fragment recruitment analyses against the composite RSA3 genome, Nitrosopumilus maritimus, and SAGs of mesopelagic thaumarchaea also reiterate the divergence of the BSI genotypes from other AOA.
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O objetivo subjacente a toda a investigação que deu origem ao Índice Digital Regional (IDR), inserida num projeto de doutoramento, ia no sentido da “compreensão da realidade da Sociedade da Informação nas sete regiões NUTs II portuguesas, comparando-as e contrastando-as”. À semelhança do que acontece em grande parte dos indicadores de desenvolvimento, em que as assimetrias regionais são uma evidência verificada há várias décadas, importava perceber até que ponto o desenvolvimento da Sociedade da Informação em Portugal está a ser desencadeado sem ter ou não em atenção os valores da equidade, da coesão nacional e da solidariedade regional. Este artigo analisa os resultados do IDR recalculado com os dados estatísticos mais recentes.
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"Series Title: IFIP - The International Federation for Information Processing, ISSN 1868-4238"
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Os limites entre os domínios do software e do hardware são cada vez mais ténues, pelo que técnicas inicialmente experimentadas no software têm vindo a ser gradualmente aplicadas no hardware. Este artigo pretende descrever o estado actual da utilização da tecnologia de programação orientada por objectos no projecto de hardware digital. São analisadas as vantagens e implicações quando se introduzem conceitos ligados à tecnologia orientada por objectos em projectos de hardware e é apresentado um exemplo utilizando uma das extensões orientadas por objectos da linguagem VHDL.
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Dissertação de mestrado em Ciências da Educação (área de especialização em Tecnologia Educativa)
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Tese de Doutoramento em Engenharia Têxtil