1,720,956 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
Development of an eco-friendly multi modal chromatographic method with charged aerosol detection: Analysis of diclofenac and its counterions, sodium and potassium
Full text linkУвод: Неповољан еколошки профил већине RP−HPLC метода, крије у себи изузетан потенцијал за „озелењавање“ употребом различитих стратегија. Циљ стратегија за уграђивање одрживости у RP−HPLC методе је смањење генерисања токсичног отпада.
Циљ рада: Циљ рада био је хемометријски подржан развој еколошки прихватљивих мултимодалних хроматографских метода уз детекцију наелектрисања у аеросолу са ацетоном и ацетонитрилом за анализу диклофенака и његових контра-јона, Na и K.
Материјал и методе: Применом 32 пуног факторског дизајна оптимизовани су два критична фактора, pH водене фазе и јонска јачина раствора ацетатног пуфера. У сврху вишеструке оптимизације система примењена је методологија мултикритеријумског одлучивања, односно Дерингерова функција пожељних одговора. Степен еколошке прихватљивости oбe развијене методe процењен је користећи најсавремније алате − GAPI индекс и AGREE калкулатор.
Резултати: Одабрани оптимални хроматографски услови за анализу модел аналита износили су: pH 4,82 и јонска јачина пуфера 48 mM (ММС систем са ацетонитрилом), однсно, 4,6 pH и 40,7 mM јонска јачина пуфера (ММС систем са ацетоном). Укупан AGREE скор ММС методе са ацетонитрил износи 0,60, а за методу са ацетоном 0,69.
Закључак: Како су добијени AGREE скорови ≥ 0,6 обе методе се недвосмислено могу сматрати еколошки прихватљивим. Резултати подржавају хипотезу према којој је замена штетних органских растварача eco-friendly варијантама најефикаснији начин имплементације одрживости у аналитичке методе. Такође, ова студија указала је на значај CAD детекције у развијању еколошки прихватљивих HPLC анализа.Introduction: The unfavorable environmental profile of most RP-HPLC methods holds great potential for "greening" through the use of various strategies. The goal of sustainability strategies in RP-HPLC methods is to reduce the generation of toxic waste.
The Aim: The aim of this study was to develop eco-friendly multimodal chromatographic methods supported by chemometrics for detection of charged aerosol with acetone and acetonitrile for the analysis of diclofenac and its counter ions, sodium and potassium.
Material and Methods: Two critical factors, the pH of the aqueous phase and the ionic strength of the acetate buffer solution, were optimized using a 32 full factorial design. In order to optimize the system multiple criteria decision-making methodology were applied, i.e., the Derringer function of desirable responses. The level of environmental acceptability of both developed methods was evaluated using the GAPI index and AGREE calculator.
Results: The chosen optimal chromatographic conditions for the analysis of the model analytes were: pH 4.82 and 48 mM ionic strength of the buffer (ACN-based system) and pH 4.6 and 40.7 mM ionic strength of the buffer (acetone-based system). The total AGREE score for the ACN-based method was 0.60, and for the acetone-based method it was 0.69.
Conclusion: Since the obtained AGREE scores are ≥0.6, both methods can be unambiguously considered environmentally acceptable. The results support the hypothesis that substitution of harmful organic solvents with eco-friendly alternatives is the most effective way to implement sustainability in analytical methods. Also, this study pointed out the importance of CAD detection in developing environmentally friendly HPLC analyses
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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