1,720,975 research outputs found
Going Beyond Counting First Authors in Author Co-citation Analysis
Get PDFThe 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
Get PDF“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
Get PDFWe 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
Get PDFWe 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
Insulin resistance: Good or bad? Development mechanisms and the association with age-related vascular changes
No full textThe authors discuss the mechanisms of insulin resistance (IR) development; the IR role in the development and progression of the major age-related vascular changes; IR and the transformation of vascular ageing into disease; and IR impact on life expectancy
Efficiency of influenza vaccination in patients with circulatory system diseases under dispensary observation in outpatient clinics: Prospective follow-up monitoring data
No full textAim. To estimate an efficiency of influenza vaccination in patients with circulatory system diseases diseases (CSD) under 3-year follow-up in outpatient clinics. Methods. The efficiency of influenza vaccination was investigated in CSD patients followed up at 2 Ivanovo outpatient clinics and 2 Saratov ones. The investigation enrolled 817 people, including 367 patients who consented to Grippol Plus influenza vaccination and 450 who refused. Results. During 36-month follow-up after being included in the study the vaccinated group showed a significantly fewer influenza and acute respiratory viral infections than the non-vaccinated group (28 and 442; p < 0.0001). The vaccinated group had fewer CSD worsening cases per patient (p = 0.04) and CSD-associated hospitalization rates (p = 0.006) than the non-vaccinated group. In the vaccinated group, the total number of cases of cerebral stroke, myocardial infarction, deaths from cardiovascular diseases (CVD) was significantly less (17) compared with non-vaccinated (38), p = 0.03. The risk of infectious diseases and acute cardiovascular event (myocardial infarction, stroke, death from CVD) was significantly lower in the group of vaccinated patients: by 36% (p = 0.001) and by 59% (p = 0.008), respectively. Conclusion. Influenza vaccination, as an essential component of complex medical prevention, leads to reduction in incidence of infectious diseases and of CSD worsening including myocardial infarction, stroke, and death from CVD in patients under 3-year monitoring in outpatient clinics
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
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