1,720,968 research outputs found
Going Beyond Counting First Authors in Author Co-citation Analysis
Full text linkThe 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
Full text link“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
Full text linkWe 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
Full text linkWe 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
koamabayili/VECTRON-author-checklist: VECTRON author checklist
No full textWe 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-wise bibliometric analysis based on entropy.
No full textAuthor-wise bibliometric analysis based on entropy.</p
Approvisionnement en larves de poissons du lagon de Wallis (Pacifique Sud)
No full textThe study of the supply of fish larvae to the Wallis lagoon was carried out between June 2002 and June 2003 using stationary nets. A total of 158 species belonging to 42 families / taxa were identified during 299 fisheries. All 110,959 larvae captured consisted mainly of Pomacentridae (34.8%), Leptocephali (27.7%) and Ptereleotridae (23.7%). The temporal monitoring, carried out north of Wallis, has shown that at the scale of moon quarters and lunar months, richness and specific composition were not very variable. In contrast, large variations in abundance were found on these timescales. At the scale of the year, no trend could be extracted from the time series. Most abundant species have followed an annual pattern of colonization. These results suggest the absence of a strong seasonality in the colonization of the northern lagoon of Wallis, probably linked to the absence of seasonality in reproduction. Spatial monitoring, carried out to the north, east and south of Wallis showed, for the majority of the species studied (75%), the existence of positive correlations between the abundances of the closest sites (east and south, 8 km away or north and east, 1,5 km apart). This result suggests that colonization events occur at a spatial scale of the order of 8-15 km rather than at the scale of 20 km. The spatial variations of colonization have been persistent on several time scales (quarter moon, lunar month and year). All three sites were colonized by distinct larval assemblages. The active selection of a habitat by fish larvae, or the influence of hydrodynamic factors, could explain this structuring. The process of larval colonization is not independent of environmental conditions. Overall, the relationships between larval supply and environmental variables (cloud cover, precipitation, wind speed and direction, average wave height and direction) were significant but weak. These links appear stronger when variations in abundance are studied by species. It is likely that upon colonization, larvae react specifically with their environment according to their phenotypic and ontogenic characteristics.L’étude de l’approvisionnement du lagon de Wallis en larves de poisson a été effectuée entre juin 2002 et juin 2003 à l’aide de filets stationnaires. Au total, 158 espèces appartenant à 42 familles/taxons ont été identifiées au cours de 299 pêches. L’ensemble des 110959 larves capturées était composé principalement de Pomacentridae (34,8%), de leptocéphales (27,7%) et de Ptereleotridae (23,7%). Le suivi temporel, mené au nord de Wallis, a permis de montrer qu’à l’échelle des quartiers de lune et des mois lunaires, la richesse et la composition spécifique étaient peu variables. En revanche, d’importantes variations de l’abondance ont été décelées sur ces échelles de temps. A l’échelle de l’année, aucune tendance n’a pu être extraite des séries temporelles. La plupart des espèces abondantes ont suivi un schéma annuel de colonisation. Ces résultats suggèrent l’absence d’une forte saisonnalité de la colonisation du lagon nord de Wallis probablement liée à l’absence de saisonnalité de la reproduction. Le suivi spatial, mené au nord, à l’est et au sud de Wallis a montré, pour la majorité des espèces étudiées (75%), l’existence de corrélations positives entre les abondances des sites les plus rapprochés (est et sud, distants de 8 km ou nord et est, distants de 1 5 km). Ce résultat suggère que les événements de colonisation s’opèrent à une échelle spatiale de l’ordre de 8-15 km plutôt qu’à l’échelle de 20 km. Les variations spatiales de la colonisation ont été persistantes à plusieurs échelles temporelles (quartier de lune, mois lunaire et année). Les trois sites ont été colonisés par des assemblages de larves distincts. La sélection active d’un habitat par les larves de poissons, ou l’influence des facteurs hydrodynamiques, pourraient expliquer cette structuration. Le processus de colonisation larvaire n’est pas indépendant des conditions environnementales. Globalement, les liens entre l’approvisionnement larvaire et les variables environnementales (la couverture nuageuse, les précipitations, la vitesse et la direction du vent, la hauteur et la direction moyenne des vagues) ont été significatifs mais faibles. Ces liens apparaissent plus fort lorsque les variations d’abondances sont étudiées par espèce. Il est probable qu’au moment de coloniser, les larves réagissent spécifiquement avec leur environnement selon leurs caractéristiques phénotypiques et ontogénique
Author Under Sail The Imagination of Jack London, 1893-1902
No full textIn 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
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