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Resolución UNRN N° 564/2009. Contratar personal temporario.
Fil: Universidad Nacional de Río Negro (U). Universidad Nacional de Río Negro. Río Negro, ArgentinaResolución UNRN N° 564/2009. Contratar personal temporario.fals
Geochemistry at DSDP Holes 82-561, 82-562 and 82-564
Analyses of samples from Chemical Group II, Hole 561; Chemical Group I, Hole 562; and two pillows and a flow from Hole 564 show that the chemical groups and the individual structures are compositionally homogeneous for the data presented here except for the alkalies, Na2O and Cs, and transition metals, FeO and Co, and sometimes Sc and Cr. The scatter in the alkalies is attributed to alteration and the scatter in the transition metals is attributed to a short-range segregation model. Although the pillows and flow from Hole 564 are each compositionally homogeneous, their compositions are distinct from one another. These results cannot support the preliminary interpretation by shipboard scientists that the basalts from Hole 564 comprise a single chemical group
Going Beyond Counting First Authors in Author Co-citation Analysis
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
Compelled to control: conflicting visions of the future of cyberspace
This report looks at the desire among states for greater control over the digital domain. It considers the convergence of controlling desires among the major cyberpowers and examines some of the main dynamics of the Russian and Chinese positions. Their positions are examined relative to each other and to the Western consensus. The paper analyses the potential implications for the global internet and the impact that developing countries may have on the dialogue
Variations on the Author
“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
Furman, Lucy Salome, 1869-1958 (SC 564)
Finding aid and scan (Click on additional files below) for Manuscripts Small Collection 564. Chiefly letters, 1914-1938, written by Lucy Furman, author and educator, who taught and worked at Hindman Settlement School, Hindman, Knott County, Kentucky. Twenty-one of the letters, to Julia Neal, Auburn, Logan County, Kentucky, are collected in a separate subfolder. Miss Neal wrote her 1933 master’s thesis on Miss Furman. Also includes other letters and printed materials used in Miss Neal’s thesis
Revisiting the relativistic ejection event in XTE J1550-564 during the 1998 outburst
We revisit the discovery outburst of the X-ray transient XTE J1550−564 during which relativistic jets were observed in 1998 September, and review the radio images obtained with the Australian Long Baseline Array, and light curves obtained with the Molonglo Observatory Synthesis Telescope and the Australia Telescope Compact Array. Based on Hi spectra, we constrain the source distance to between 3.3 and 4.9 kpc. The radio images, taken some 2 d apart, show the evolution of an ejection event. The apparent separation velocity of the two outermost ejecta is at least 1.3c and may be as large as 1.9c; when relativistic effects are taken into account, the inferred true velocity is ≥ 0.8c. The flux densities appear to peak simultaneously during the outburst, with a rather flat (although still optically thin) spectral index of −0.2
Appropriate Similarity Measures for Author Cocitation Analysis
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
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