1,721,045 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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    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

    Author Under Sail The Imagination of Jack London, 1893-1902

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    In Author Under Sail, Jay Williams offers the first complete literary biography of Jack London as a professional writer engaged in the labor of writing. It examines the authorial imagination in London's work, the use of imagination in both his fiction and nonfiction, and the ways he defined imagination in the creative process in his business dealings with his publishers, editors, and agents. In this first volume of a two-volume biography, Williams traverses the years 1893 to 1902, from London's "Story of a Typhoon" to The People of the Abyss. The Jack London who emerges in the pages of Author Under Sail is a writer whose partnership with publishers, most notably his productive alliance with George Brett of Macmillan, was one of the most formative in American literary history. London pioneered many author models during the heyday of realism and naturalism, blurring the boundaries of these popular genres by focusing on absorption and theatricality and the representation of the seen and unseen. London created an impassioned, sincere, and extremely personal realism unlike that of other American writers of the time. Author Under Sail is a literary tour de force that reveals the full range of London as writer, creative citizen, and entrepreneur at the same time it sheds light on the maverick side of machine-age literature.Intro -- Title Page -- Copyright Page -- Dedication -- Contents -- Acknowledgments -- Introduction -- 1. Spirit Truth -- 2. From Absorption to Theatricality and Back Again -- 3. "I Will Build a New Present" -- 4. Sons as Authors -- 5. Fathers as Publishers -- 6. The Daughter as Author -- 7. Lovers as Authors -- 8. At Sea with the Family -- 9. Yellow News, Yellow Stories -- 10. The Return Home -- Notes -- Bibliography -- Index -- About Jay WilliamsIn Author Under Sail, Jay Williams offers the first complete literary biography of Jack London as a professional writer engaged in the labor of writing. It examines the authorial imagination in London's work, the use of imagination in both his fiction and nonfiction, and the ways he defined imagination in the creative process in his business dealings with his publishers, editors, and agents. In this first volume of a two-volume biography, Williams traverses the years 1893 to 1902, from London's "Story of a Typhoon" to The People of the Abyss. The Jack London who emerges in the pages of Author Under Sail is a writer whose partnership with publishers, most notably his productive alliance with George Brett of Macmillan, was one of the most formative in American literary history. London pioneered many author models during the heyday of realism and naturalism, blurring the boundaries of these popular genres by focusing on absorption and theatricality and the representation of the seen and unseen. London created an impassioned, sincere, and extremely personal realism unlike that of other American writers of the time. Author Under Sail is a literary tour de force that reveals the full range of London as writer, creative citizen, and entrepreneur at the same time it sheds light on the maverick side of machine-age literature.Description based on publisher supplied metadata and other sources.Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, YYYY. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries

    Frontal systems and circulation in the vicinity of the Norpatagonian Gulfs

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    En la presente tesis se estudian los sistemas frontales y la circulación en la región de los denominados golfos norpatagónicos y la plataforma adyacente empleando imágenes satelitales de temperatura de alta resolución y datos oceanográficos in-situ. Las imágenes satelitales revelan claramente los frentes térmicos formados en la boca del golfo San Matías (Frente Meridional GSM), dentro del GSM (Frente Zonal GSM), dentro del golfo San José (FGSJ), al este de la península Valdés (FV) y dentro del golfo Nuevo (FGN). En los meses de máximo porcentaje de ocurrencia los frentes no presentan variaciones significativas en su posición media mensual. Sin embargo, en el FMGSM y en el FV se observan desplazamientos de frecuencia quincenal, no siendo el caso del FZGSM, del FGSJ y del FGN los cuales son debidos a procesos advectivos. Perfiles verticales de densidad y de porcentaje de saturación de oxígeno disuelto sugieren que la ventilación dentro del GSM se produce localmente mediante convección en invierno, sin evidencia de derrame de aguas densas, pero sugiriéndose ingreso de agua sub-superficial desde la plataforma continental adyacente. En contraste, las aguas profundas del GN son ventiladas por el derrame de aguas densas sobre el fondo desde la plataforma continental y además por convección local en invierno. Las dimensiones y orientación del margen occidental del GSM favorecen la ocurrencia de surgencia costera. El análisis combinado de imágenes satelitales de temperatura superficial y viento junto con la temperatura in-situ sugiere la formación de un frente de upwelling sobre la costa occidental del GSM, generado por eventos de viento norte con al menos uno o dos días de persistencia.In this thesis I study the frontal systems and circulation in the northern patagonian gulfs and their adjacent continental shelf using high resolution satellite images of temperature and insitu oceanographic data. Satellite images clearly show thermal fronts in the San Matías gulf (Meridional Front of SMG and Zonal Front of SMG), in the San José gulf (SJGF), east of the Valdés Peninsula (VF) and in Nuevo gulf (NGF). During the months of maximum percentage of occurrence, fronts do not show significant variation in their monthly mean position. However, the Meridional Front of SMG and the Valdés Front show displacements with a fortnightly frequency. These displacements are not observed in the Zonal Front of SMG neither on the SJGF nor on the NGF which are due to advective processes. Vertical profiles of density and dissolved oxygen saturation suggest that ventilation in the SMG is locally generated through winter convection. There is no evidence of spreading of deep waters from the continental shelf. However, a sub-surface water flows from the adjacent continental shelf into the northern SMG gyre. In contrast, the deep waters of Nuevo Gulf are renewed through spreading of shelf bottom water and local winter convection. The dimension and orientation of the west margin of the SMG, favor the occurrence of upwelling in response to northerly winds. The combined analysis of surface temperature and satellite derived wind data, and in-situ temperature suggests the formation of an upwelling front along the west coast of SMG, generated by wind events persisting more than one or two days.Fil:Pisoni, Juan Pablo. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina
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