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    Il duello sul ponte di Rolando e Feraguto in un affresco lombardo del Quattrocento

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    Il saggio studia l'inedito soggetto cavalleresco di un ciclo d'affreschi lombardo del Quattrocento staccato e conservato in una collezione privata: il duello fra due ponti di Rolando e Feragu con astanti. La ricerca ha indagato sulla collocazione originaria del ciclo in un abitato della Valmenaggio, sulla committenza attribuibile attorno al 1470 al capo della polizia sforzesca Ambrogio da Longhignana e sulle fonti letterarie che possono avere ispirato l'artista. Il duello di Rolando con il pagano Feragu comprendente una disputa teologica è un episodio centrale dell'epica carolingia che, dalla prima narrazione nella "Historia Karoli et Rotholandi" dello pseudo-Turpino, conosce ampia diffusione in Italia attraverso i rimaneggiamenti e le riprese dell'"Entrée d'Espagne", ovvero "I fatti di Spagna", "La Spagna in rima", "La Spagna in prosa"; il fatto che nessuna delle redazioni di queste opere presenti esattamente la scena dell'affresco e che Ariosto nel XII canto del "Furioso" accenni a quel duello come localizzato fra due ponti, proprio come nell'affresco, fa ipotizzare l'esistenza di versioni perdute della leggenda accompagnate da illustrazioni, ipotesi suffragata dalla straordinaria somiglianza che i due eroi dell'affresco presentano con l'illustrazione di Rolando e Feragu duellanti nel manoscritto del poemetto di "Giusto Paladino" della Biblioteca universitaria di Bologna

    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

    Angelo Morino e il romanzo

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    The purpose of this article is to analyze the first three novels written by Morino (In viaggio con Junior, Rosso taranta and Quando internet non c'era), to show their belonging to a project, in which they are three chapters of a unique, virtual penny dreadful. Through an articulated narrative mosaic made up of personal and third-party experiences the author gradually reveal himself giving at first single brackets of his life and and then a more articulated report. The last novel written by Morino, Il film della sua vita, published in 2012, hasn't been analyzed in this article because it is an author's theoretical nucleus of a private consideration that deserve an apart in-depth analysis.Il presente articolo propone l'analisi dei primi tre romanzi scritti da Morino (In viaggio con Junior, Rosso taranta e Quando internet non c'era), al fine di dimostrarne l'appartenenza a un disegno autobiografico complessivo, nell'ambito del quale risultano essere tre capitoli di un unico, virtuale romanzo d'appendice. Attraverso un articolato mosaico narrativo composto da esperienze personali e altrui, l'autore si svela progressivamente, offrendo prima singole parentesi della propria vita e poi un resoconto maggiormente articolato. L'ultimo romanzo di Morino, Il film della sua vita, pubblicato nel 2012, non è stato considerato in questa sede in quanto nucleo di una riflessione privata dell'autore che merita un approfondimento a sé stante

    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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