1,720,966 research outputs found

    Umweltveränderungen und ihre Folgen für die Bevölkerung der Bronzezeit in Norditalien. Mensch und Umvelt in der Bronzezeit Europas

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    Variazioni ambientali avvenute in Italia settentrionale durante l'età del bronzo sono state registrate da alcuni significativi indicatori ambientali quali i ghiacciai alpini ed i laghi prealpini e alpini. L'età del Bronzo si colloca in un periodo che ebbe inizio circa un millennio dopo l'avvio del Neoglaciale (sensu Porter e Denton 1967) e un' importante fase di avanzata glaciale documentata in diverse località delle Alpi meridionali intorno a 3000 anni BP. Nell'età del bronzo il lago di Garda ha conosciuto ripetute oscillazioni di livello, mostrando depositi di spiaggia e livelli di torbe posti al di sotto della quota dell'invaso attuale. Queste evidenze vengono da diverse palafitte occupate in ben definiti orizzonti culturali (S. Felice, Gabbiano di Manerba, Moniga, Cisano, ecc.), ma sono documentate anche in modo più articolato in alcune palafitte che hanno conosciuto distinte fasi insediative

    Carta archeologico-preistorica del Comune di Verona. Elenco dei siti preistorici sulla base delle collezioni del Museo di Storia Naturale e delle ricerche del Nucleo Operativo della Soprintendenza Archeologica del Veneto

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    The geomorphological characteristic of the territory of the Region of Verona are rather peculiar. The presence, in fact, within a limited area of a plain, river and hill has greatly influenced the human population. The list o prehistoric sites, derived from the collections of the Museo di Storia Naturale, and integrated with the research of the Nucleo Operativo della Soprintendenza Archeologica del Veneto, provides a composite and dynamic scenario of human presence, starting from the lower Palaeolithic, without a break in continuity up until the arrival of the Romans. The Museo di Storia Naturale, with its collections, has always constituted for Verona a center of naturalistic culture where preference is given to the preservation and popularization of the evidences from his territory in order to have a better knowledge of the relationship between man and his environment. In addition the function of the Museum had been to protect the territory in accordance with the Soprintendenza Archeologica del Veneto. In 1979 was established the Nucleo Operativo di Verona which, since then, has been responsible of the control and protection of the archaeological heritage. In order to publish this map use was made of all the available publication and archival material, taking account also of material no longer available but of which documentation exist The material presented comte only in a small part rom systematic excavations while there are many reports of sporadic findings or material surbeyed on the surface which constitute the more consistent part of the sites cited. This results of the investigation show a territory populated from 500,000 years ago up until the 1st century A.D., a quite rare case in the Italian prehistory panorama. This work must be considered a basis for future research which could study more in detail the settlement strategy and spatial distribution. The sites have been placed on a topographic digital base map at 20,000, georeferenced in order to allow the cartographic restitution of various chronological and planimetrical elements

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    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

    Variations on the Author

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    “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

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    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

    Dispelling the Myths Behind First-author Citation Counts

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    We 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

    Author Index

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    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We 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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