1,720,962 research outputs found

    Un’idea per rigenerare Porto di Mare / An idea for the regeneration of Porto di Mare

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    Programmare le grandi trasformazioni urbane rappresenta per le città un momento di importante discontinuità in cui vengono chiamate a interrogarsi su due distinti livelli di prospettiva. Un livello è certamente la necessità di dotarsi di una chiara visione strategica per confrontarsi nella competizione tra i sistemi urbani ad una scala non solo europea ma anche globale. Ma vi è anche la necessità di rispondere a esigenze e domande locali con soluzioni che ricadano appieno nel modello contemporaneo della città resiliente. Città in grado di confrontarsi e rispondere nel tempo alle crescenti e mutevoli problematiche non solo di carattere ambientale, ma anche sociale ed economico. Si tratta di una sfida sistemica che tuttavia trova i suoi momenti attuativi e fondativi in ogni singolo intervento programmato, progettato, attuato e gestito nel territorio. Sfida che non può essere semplicemente delegata agli attori privati, rilegando i livelli amministrativi pubblici a momenti di approvazione di carattere prettamente burocratico.The planning of big urban transformations represents for the cities an important moment of discontinuity, during which they need to question themselves on two different levels. Firstly there’s the need of a clear strategic vision able to give the city the necessary tools to compete with other urban systems at an European and global level. Secondarily, considering the specific local demands, the proposed solutions for urban transformations should also respond to the contemporary model of resilient cities, in order to confront, and solve, the growing and ever-changing challenges related to environmental, social and economic issues. It’s a systemic challenge which finds its foundation and implementation in each and every single project that is programmed, designed, realized and managed on the territory. This type of challenge can’t be delegated only to private actors, diminishing the public administration’s role to a mere bureaucratic act of approval

    Nota dei curatori / Editors’ note

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    Introductory note by the editors of the publicationNota di introduzione dei curatori della pubblicazion

    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
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