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    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis

    Impediments to effective implementation of sports policy in Nigeria schools: Impediments to effective implementation of sports policy in Nigeria schools

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    A policy remains a mere intention if it is not implemented. Non-implementation policy is a serious problem in Nigeria. There is always a wide gap between policy formulation and policy implementation in Nigeria. What is written is not always what is practiced. This paper presents a theoretical review of barriers to effective implementation of sports policies in schools. This paper looked at1989 and 2009 Nigeria Sports Policy as they affect schools’ sports. It observed that the laudable policies have not been effectively implemented because of some government and institutional factors which reduce government policy on sport to a mere paper work. Some impediments to sports and physical education policy implementation in schools in Nigeria were examined. Some of the barriers highlighted in the paper included lack of collaboration between Ministry of sports and Ministry of Education; corruption, treatment of sport as a marginal programme in the school curriculum and many others. The paper recommended adequate funding of schools sports and suggested the need for effective collaboration between Ministries of Education and Sports at Federal and State levels

    Legal liability in the administration of sports and physical education programmes in Nigeria schools: Legal liability in the administration of sports and physical education programmes in Nigeria schools

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    Sport administrators, sport coaches and physical educators in schools are expected to be well grounded in their profession. They are expected to work within their limit and minimize occurrence of accidents and severity of injuries if not out rightly eliminate it in physical education and sport settings. More than any other subject in the school curriculum, physical education and sport programmes expose students to risky situations, which sometimes result in accidents and injuries. These may sometimes result in litigations against the physical education teacher or the school authority, and if found guilty, a teacher may pay heavy damages for his negligence and may also lose his job. School authority may also be found to be vicariously liable with the burden of payment of heavy compensation. This paper presents an exposition of legal issues in the administration of physical education and sports in Nigeria schools. While this paper is not attempting to make an attorney out of a physical educator or sport administrator, the paper adopted a theoretical approach to explaining the need to be conscious of what is legally expected of a professional physical educator or a sport coach because parents and students in Nigeria are becoming more legalistic nowadays. This paper explains the roles of professionals in the field of sports and physical education in preventing accidents and injuries, so as to reduce situations that can lead to litigation. The paper also tries to awaken the consciousness of the professionals on the defenses they can put up in case of any litigation emanating from the discharge of their duties and the expected standards of care, which a physical educator must demonstrate in a physical education lesson or during sport outing

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Author Index

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    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We have done our best to complete the author checklist relating to the use of animals in the hut study. Note that the objective for the hut study was to evaluate the IRS treatment applications for residual efficacy against Anopheles mosquitoes, including the local An. coluzzii mosquito population. Cows were only used to attract mosquitoes into the huts and no tests were carried out directly on the cows. The author checklist is intended for use with studies where experiments are carried out on animals, which is why we have had such difficulty in completing this for the hut study, as many of the questions do not relate to how the cows were used
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