1,721,019 research outputs found

    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

    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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    Influencia del uso de la tecnología en la adherencia de la práctica física sobre los usuarios de centros de fitness

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    La tecnologia i la revolució digital està canviant les formes de relació i interacció de la societat així com els processos de gestió dels seus sectors productius. També en l'esport, l'ús de tecnologia està proliferant gràcies als avenços per facilitar la seva pràctica i millorar l'adherència. Aquest treball té com a objectius principals conèixer la influència d'una aplicació mòbil sobre l'adherència a la pràctica física dels usuaris de centres fitness, així com a propi centre, mitjançant un estudi experimental que es va realitzar en un centre esportiu fitness amb una mostra de 66 participants dividits en grup control i experimental, i analitzar l'ús d'aplicacions mòbils per part dels usuaris d'aquests centres, a través d'un altre estudi de cohorts retrospectiu, transversal i analític-descriptiu amb una mostra total de 1.285 participants. Els principals resultats ens indiquen que la manera d'implementació i les funcions disponibles a les aplicacions mòbils d'un centre fitness, influeixen en el seu ús i descàrrega per part dels usuaris. Encara que en una nova o primera experiència d'ús, no es milloren els nivells d'adherència, si s'observen influències sobre el tipus d'activitats practicades. A mesura que l'usuari té més experiència i ús de l'aplicació, s'observen majors influències com l'increment del nombre de dies d'assistència, el temps de permanència en el centre, així com els nivells de pràctica física tant personals com en les activitats i espais del centre.La tecnología y la revolución digital está cambiando las formas de relación e interacción de la sociedad así como los procesos de gestión de sus sectores productivos. También en el deporte, el uso de tecnología está proliferando gracias a los avances para facilitar su práctica y mejorar la adherencia. Este trabajo tiene como objetivos principales conocer la influencia de una aplicación móvil sobre la adherencia a la práctica física de los usuarios de centros fitness, así como al propio centro, mediante un estudio experimental que se realizó en un centro deportivo fitness con una muestra de 66 participantes divididos en grupo control y experimental, y analizar el uso de aplicaciones móviles por parte de los usuarios de dichos centros, a través de otro estudio de cohortes retrospectivo, transversal y analítico-descriptivo con una muestra total de 1.285 participantes. Los principales resultados nos indican que el modo de implementación y las funciones disponibles en las aplicaciones móviles de un centro fitness, influyen en su uso y descarga por parte de los usuarios. Aunque en una nueva o primera experiencia de uso, no se mejoran los niveles de adherencia, si se observan influencias sobre el tipo de actividades practicadas. A medida que el usuario tiene más experiencia y uso de la aplicación, se observan mayores influencias como el incremento del número de días de asistencia, el tiempo de permanencia en el centro, así como los niveles de práctica física tanto personales como en las actividades y espacios del centro.Technology and the digital revolution are changing the ways of relationship and interaction of society as well as the management processes of its productive sectors. Also in sports, the use of technology is proliferating thanks to advances to facilitate its practice and improve adherence. This work has as main objectives to know the influence of a mobile application on the adherence to physical practice of users of fitness centers, as well as the center itself, through an experimental study carried out in a fitness sports center with a sample of 66 participants divided into control and experimental groups, and to analyze the use of mobile applications by users of said centers, through another retrospective, cross-sectional and analytical-descriptive cohort study with a total sample of 1,285 participants. The main results indicate that the implementation mode and the functions available in the mobile applications of a fitness center influence its use and download by users. Although in a new or first use experience, the levels of adherence are not improved, if influences are observed on the type of activities practiced. As the user has more experience and use of the application, greater influences are observed such as the increase in the number of days of attendance, the time spent in the center, as well as the levels of physical practice both personal and in activities and center spaces

    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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