112 research outputs found

    Maturity of Cloud Application Interoperability Frameworks for Small to Medium Enterprises

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    Cloud computing has many benefits and organisations have bought into the cost effective and elastic solutions provided by major players in the market. However, cloud computing and Cloud Service Providers (CSP) are still evolving, hence there are differences in how customers connect with each provider to the orchestrate application lifecycle management. A lack of standards can create vendor lock-in. This work investigates current research and possible solutions to the vendor lock-in problem through the use of Cloud Interoperability or multi-cloud frameworks. Software developers and organisations can use these frameworks which abstract the differences between CSPs and mitigate vendor lock-in. A reference web application, with compute intensive operations, was developed and then adapted to each framework to evaluate the usability and stability of each multi-cloud framework, scaling up and down the underlying virtual infrastructure to meet varied demand. Cost conscious Small to Medium Enterprises can use these frameworks to stay competitive by having the ability to switch CSPs quickly for more favourable costs or better performance. Overall this will lead to increased competition and more innovation between CSPs benefiting the customer once more

    A taste of the unfamiliar: understanding the meanings attached to food by international postgraduate students in England

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    Using findings from semi-structured interviews with international postgraduate students in England, this paper explores the meanings attached to the food they eat in a new culture. Our study, using interviews, aimed to uncover student responses to both the food they eat whilst abroad and to the food they have left behind. Many students criticised local English food as bland, fattening, and unhealthy; nevertheless, most showed an openness to new foods, trying not only local food but also dishes prepared by their international friends, but this sat alongside a strong attachment to their home country dishes. Eating together was a popular leisure activity, and food of the origin country or region was the most popular cuisine. Eating home country food offered emotional and physical sustenance; students felt comforted by familiar taste, and that their physical health was stabilised by the consumption of healthier food than was available locally. Despite acknowledgement of the importance of food to cultural identity and overall quality of life in the anthropology and nutrition literatures, there is a dearth of research into this aspect of the international student experience; this study, therefore, marks an important beginning

    Mycobacterium bovis genomics reveals transmission of infection between cattle and deer in Ireland

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    Control of bovine tuberculosis (bTB), caused by Mycobacterium bovis, in the Republic of Ireland costs €84 million each year. Badgers are recognised as being a wildlife source for M. bovis infection of cattle. Deer are thought to act as spillover hosts for infection; however, population density is recognised as an important driver in shifting their epidemiological role, and deer populations across the country have been increasing in density and range. County Wicklow represents one specific area in the Republic of Ireland that has had consistently high bTB prevalence for over a decade, despite control operations in both cattle and badgers. The area is also known to have a high density of deer. Our research used whole genome sequencing of M. bovis sourced from infected cattle, deer, and badgers in County Wicklow to evaluate whether the epidemiological role of deer could have shifted from spillover host to source. Our analyses reveal that cattle and deer share highly similar M. bovis strains suggesting that transmission between these species is occurring in the area. In addition, the high level of diversity observed in the sampled deer population suggests deer may be acting as a source of infection for local cattle populations. These findings have important implications for the control and ultimate eradication of bTB in Ireland

    Optical Propagation and Communication

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    Contains reports on four research projects.National Science Foundation (Grant ENG78-21603)U.S. Army Research Office - Durham (Contract DAAG29-80-K-0022)U.S. Navy - Office of Naval Research (Contract N00014-81-K-0662)U.S. Navy - Office of Naval Research (Contract N00014-80-C-0941

    Towards a cross-paradigmatic framework of the social acceptance of energy systems

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    As the significance of public opinion and practice for energy system change has become more widely understood, an expanding body of work is investigating drivers of social and public acceptance of a wide diversity of energy technologies, both infrastructure and end-user applications. The literature is large and spans multiple contexts, methods, theoretical and disciplinary perspectives and paradigms. While this diversity is in many ways healthy, experience suggests that it can be confusing for those without close knowledge of its constituent parts. Here we set out a framework for thinking about energy technology ‘acceptance’ that is relatively neutral in normative and theoretical terms, while acknowledging that a full integration of perspectives and complete theoretical neutrality are not possible. We do not claim a comprehensive review base, but draw on our experience to illustrate the diversity of what we regard as the more influential perspectives in the literature

    British Manual Workers: From Producers to Consumers, c.

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    Genome, transcriptome and proteome: the rise of omics data and their integration in biomedical sciences

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    Advances in the technologies and informatics used to generate and process large biological data sets (omics data) are promoting a critical shift in the study of biomedical sciences. While genomics, transcriptomics and proteinomics, coupled with bioinformatics and biostatistics, are gaining momentum, they are still, for the most part, assessed individually with distinct approaches generating monothematic rather than integrated knowledge. As other areas of biomedical sciences, including metabolomics, epigenomics and pharmacogenomics, are moving towards the omics scale, we are witnessing the rise of inter-disciplinary data integration strategies to support a better understanding of biological systems and eventually the development of successful precision medicine. This review cuts across the boundaries between genomics, transcriptomics and proteomics, summarizing how omics data are generated, analysed and shared, and provides an overview of the current strengths and weaknesses of this global approach. This work intends to target students and researchers seeking knowledge outside of their field of expertise and fosters a leap from the reductionist to the global-integrative analytical approach in research
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