1,724,956 research outputs found
Polypora sinokoninckiana Yang & Lu 1962
No full textPolypora sinokoninckiana Yang & Lu, 1962 (Figs 10P; 11 A-D; Table 27) Polypora sinokoninckiana Yang & Lu, 1962: 93, pl. 17, figs 10-12. MATERIAL EXAMINED. — 1-3-4, 9-5-4, 9-5-8, 9-7. OCCURRENCE. — Southern China; Maokao Formation, Permian (?Murgabian) (Yang & Lu 1980). Lakaftari: central Iran, Jamal Formation, Middle Permian. DESCRIPTION Micrometric formula: 8-11.5/5-7//16-22. Reticulated colonies with straight branches, joined by relatively thin dissepiments. Autozooecia arranged in 3-4 alternating rows on branches. Apertures circular, spaced 5-6 per length of a fenestrule; 1-2 small nodes developed in peristome. Shape of fenestrules varying from narrow oval to rectangular and triangular. Keels absent. Nodes small, rounded, hyaline, arranged in regular rows between apertures on the obverse colony surface, widely spaced. Internal granular skeleton moderately thick, well developed, continuous with nodes, rods, peristome and across dissepiments. Outer lamellar skeleton moderately thick, containing abundant rods 5-6 µm in diameter. Ovicells occurring occasionally, shaped as spherical chambers attached at distal part of apertures, reaching 0.14 mm in diameter. INTERIOR DESCRIPTION Autozooecia rhombic to hexagonal in the middle tangential section; relatively short in longitudinal section, with well developed vestibule; aperture positioned at distal to distal-abaxial end of chamber. Hemisepta absent. Terminal diaphragms occurring. COMPARISON Polypora sinokoninckiana is similar to P. timorensis Bassler, 1929 from the Permian of Indonesia. The latter species differs in having longer fenestrules (c. 2 vs. 0.99-1.47 mm in present material), and thinner branches (c. 0.45 vs. 0.60 mm in present material).Published as part of Ernst, Andrej, Senowbari-Daryan, Baba & Hamedani, Ali, 2006, Middle Permian Bryozoa from the Lakaftari area, northeast of Esfahan (central Iran), pp. 543-590 in Geodiversitas 28 (4) on pages 570-572, DOI: 10.5281/zenodo.466545
Post-restoration.
Full text linkYang Lu, Louise."Architecture Department, Chinese University of Hong Kong, Master of Architecture Programme 2009-2010, design report.""May 2010."Includes bibliographical references (leaves 55)
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
Assessing the impact of digital financial inclusion on PM2.5 concentration: evidence from China
No full textDigital finance as a new technology-driven business model shortens the distance between borrowers and lenders. Economic research finds that digital finance promotes economic efficiency by reducing transaction costs, information asymmetry, and inequality. Digital finance is an energy-intensive industry; therefore, increased efficiency in the industry should yield environmental benefits. We examine the externality of digital finance on air pollution. By analyzing data on digital financial inclusion and fine particulate matter concentration in China, we demonstrate using a dynamic panel data model that the development of digital finance damages the environment. However, after incorporating a threshold effect into a kink model, we determine that digital finance reduces pollution when its development exceeds a certain level. The results suggest that a high level of digital finance development not only increases economic growth but also improves air quality; this result provides novel insight into the relationship between economic growth and the environment. Graphical abstract: [Figure not available: see fulltext.]</p
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
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