759 research outputs found

    Examining social networking site narratives between government and youth on entrepreneurship : the case of relationship development in Egypt

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    Analysis of the ways in which SNS (Social Networking Sites) are used by governments, organisations and everyday users has over the past ten years been of significant interest to academic researchers. Part of this analysis of use has included understanding how in the Middle East, SNS were used in the series of anti-government protests known as the Arab Spring. Specifically, in Egypt, during the January 25 Revolution, a large number of youth users went on SNS such as Facebook to disseminate information, create conversations and raise awareness of their perspectives and concerns. Whilst use in protest and demonstration may result in aspects such as a drop in public trust of government agents, SNS could also contribute to significant relational outcomes such as relationship development and trust.This study takes Egypt as its foci in investigating the outcomes of SNS interaction between Government agencies and Youth users. This study aims to understand the role of the topic about which conversations are occurring in communicating with the citizens. Additionally, this study places emphasis on the role of the government agency in changing the perceptions of the Government through SNS interactions.This study contributes to the burgeoning domain of SNS studies by providing a non- traditional approach to its theoretical background. It specifically achieves this by adopting three areas of focus; first, SNS which includes a site and user perspective. Second, the political context which includes Marketing theory and government studies. Third, relationship development and trust which includes a multi theory lens into theorising the outcomes of SNS interactions. Therefore, it is the first study to apply Political Marketing Theory in Egypt in a non-electoral context. Using novel applications of Relationship Marketing and Public Relations theory, this study presents an understanding of the relationship orientation in the interaction between GOFE and Youth on SNS. Furthermore, the analysis regarding trust development in this study is developed through a framework that highlights both the users’ perspective of trust and the organisations' efforts towards achieving trust.This study adopts a social constructivist approach. Therefore, this investigation embraces qualitative inductive methods. Due to the rich culture and high interaction of the context investigated, the research problem at hand was addressed through the application of netnography. The Netnographic package includes; firstly, an online observation of Facebook pages followed by textual analysis. Secondly, it includes two sets of interviews with a sample of the users (i.e. Youth) and the organisations (i.e. GOFE). Using Thematic Analysis ten different themes were extracted from the three sources of data (i.e. Facebook data, GOFE interviews and Youth interviews).The findings from this study suggest that GOFE SNS representation is not yet mature. However, findings demonstrate that GOFE are in the process of becoming a generalisable model of government SNS representation. This could occur with the drop in control over engagement and movement to engagement strategies beyond those targeted primarily at publicity alone. Indeed, this study confirms the significant influence of SNS in fostering positive relational outcomes between the Government and Youth, while confirming the role of the topic and agency. These findings are discussed in light of theoretical contribution and practical implication to the government sector. Whereas previous studies have focused on one aspect of the communication process, this study is the first conducted in the public sector domain in Egypt that focuses on the observed behaviours of GOFE on SNS, perceived behaviours of GOFE by Youth and the strategic intent of GOFE by being present on SNS. This study concludes with limitations incurred and recommendations for practice and future studies. Finally, this study argues that with a further optimised SNS representation, there is indeed hope in developing relationships and achieving trust between Government and citizens in Egypt through SNS interaction

    Thresholds Optimization for One-Bit Feedback Multi-User Scheduling

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    We propose a new one-bit feedback scheme with scheduling decision based on the maximum expected weighted rate. We show the concavity of the 22-user case and provide the optimal solution which achieves the maximum weighted rate of the users. For the general asymmetric M-user case, we provide a heuristic method to achieve the maximum expected weighted rate. We show that the sum rate of our proposed scheme is very close to the sum rate of the full channel state information case, which is the upper bound performance

    Brain abscess caused by lactococcus lactis in a young male

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    Lactococcus lactis cremoris is one of the gram positive cocci, not known to be pathogenic in humans. We report a case of brain abscess due to lactococcus lactis in an adolescent. An 18-year male with congenitally corrected transposition of great arteries and dextrocardia was admitted with fever, headache and right-sided numbness. Magnetic resonance imaging revealed a well circumscribed irregular heterogeneous abnormal signal intensity lesion in left temporo-parietal lobe having central area of diffusion restriction and peripheral wall enhancement on post-contrast images. He underwent mini-craniotomy for abscess drainage. Pus culture revealed growth of lactococcus lactis. He was treated with ceftriaxone and remained disability-free on six month follow-up. To our knowledge, this is one of the few reports of brain abscess caused by lactococcus lactis. Key Words: Brain abscess, Lactococcus lactis, Adolescent

    COVID-19 presenting with spontaneous pneumothorax

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    The coronavirus disease 2019 (COVID-19) is caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The disease mainly affects respiratory system. Its common clinical findings include fever, cough and shortness of breath. Characteristic radiological features of the disease include peripherally distributed, bilateral ground-glass opacities, predominantly involving the lower lung zones. In this report, we present a case of COVID-19 disease presenting with spontaneous pneumothorax. A 26-year male patient was admitted to the Emergency Department with fever, dry cough, shortness of breath and right-sided chest pain. Radiographic imaging of the patient revealed pneumothorax on the right and peripherally distributed non-homogenous opacification. The patient underwent right lateral tube thoracostomy. COVID-19 was diagnosed on testing of nasopharyngeal swab. In conclusion, spontaneous pneumothorax is one of the rare presentations of COVID-19 pneumonia and should be kept in mind in patients presenting with shortness of breath and chest pain

    COVID-19: Mapping the Peer-Reviewed Research

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    Novel coronavirus is a new addition in the family of coronaviruses and was first reported in December 2019 in China. SARS and MERS were the earlier forms of viruses in this family of viruses. The outbreak was considered a pandemic in March 2020 by WHO. The pandemic moved the health sciences researchers around the world to study various aspects of widespread disease. To know the volume and hotspots of COVID-19 research this study is prepared using the bibliometric method of research evaluation. Scopus and Web of Science; two most widely used indexing databases are used to retrieve the already published research on the COVID-19 pandemic. Two data sources are selected for comprehensive coverage. Health scientists have carried out 1060 research studies on the pandemic until now. These publications have been cited with an average of 1.4 citations per publication. China is leading in producing COVID-19 research followed by the United States of America and the United Kingdom with 32%, 13%, and 6% share respectively. Top-ranked journals categorized in first and second quartiles are publishing most of the research on COVID-19. BMJ, the Lancet, and Journal of Medical Virology are the most preferred journals by the researchers to publish their research on COVID-19

    SPECIALIZED OBJECT-ORIENTED TOOLS FOR THE DEVELOPMENT OF INFORMATIONCALCULATING APPLICATIONS

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    The paper presents an approach to building specialized objectoriented software tools for the development of so-called informationcalculating applications including computer aided accounting, business correspondence, statistics etc . These software tools form an integrated development environment allowing the computer assisted development of information-calculating applications. This development environment consists of a formula interpreter, a screen form generator and a specialized library of classes. The implementation of all these components was carried out using the Visual FoxPro database system and has been practically tested on a series of commercial applications concerning computer aided accountancy and business correspondence

    Basis for finding exact coherent states

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    One of the outstanding problems in the dynamical systems approach to turbulence is to find a sufficient number of invariant solutions to characterize the underlying dynamics of turbulence [Annu. Rev. Fluid Mech. 44, 203 (2012)]. As a practical matter, the solutions can be difficult to find. To improve this situation, we show how to find periodic orbits and equilibria in plane Couette flow by projecting pseudorecurrent segments of turbulent trajectories onto the left-singular vectors of the Navier-Stokes equations linearized about the relevant mean flow (resolvent modes). The projections are, subsequently, used to initiate Newton-Krylov-hookstep searches, and new (relative) periodic orbits and equilibria are discovered. We call the process project-then-search and validate the process by first applying it to previously known fixed point and periodic solutions. Along the way, we find new branches of equilibria, which include bifurcations from previously known branches, and new periodic orbits that closely shadow turbulent trajectories in state space
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