1,721,183 research outputs found

    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

    Il corpo si esprime: Esperienze nelle attività motorie e in discoteca

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    Sulla base die risultati del questionario si analizzano le pratiche del tempo di loisir che vedono il corpo al centro della scen

    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

    Il contratto in orientamento

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    La riforma del sistema scolastico e i notevoli cambiamenti che hanno investito il mondo del lavoro e delle professioni fanno sì che l'orientamento acquisti sempre più un ruolo e una funzione fondamentale non soltanto come momento di supporto nelle fasi critiche della scelta e della transizione, ma soprattutto come strumento di sviluppo di conoscenze, capacità e abilità personali durante il periodo scolastico. Tutto questo determina una nuova attenzione al mondo dei giovani che già negli anni della scuola devono pensare all'elaborazione di un progetto professionale e nello stesso tempo sviluppare, accanto a competenze specialistiche legate alle diverse discipline, anche un insieme di competenze trasversali che li mettano in grado di inserirsi positivamente nel mondo del lavoro. Di qui la necessità per tutti coloro che si occupano di orientamento nell'età dello sviluppo di conoscere, accanto alle teorie e alle tecniche di intervento orientativo, le caratteristiche peculiari degli utenti che devono essere aiutati in questo percorso. Il testo si articola in due parti: la prima è focalizzata su un'accurata analisi delle caratteristiche generali e individuali dei giovani e un'attenta disamina delle domande che questi rivolgono agli operatori. La seconda invece è maggiormente centrata su riflessioni, esperienze, metodologie e ipotesi operative riguardanti azioni orientative rivolte a soggetti in età evolutiva. Il presente volume è quindi rivolto a tutti coloro che vogliono portare un cambiamento positivo nella vita dei giovani, consentendo loro di affrontare e realizzare scelte che li renderanno protagonisti consapevoli del loro futuro e di quello della società in cui vivranno

    How to cope with the global value chain: lesson from Italian automotive suppliers

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    In the past 20 years the automotive industry has been subject to fundamental changes, resulting in deverticalisation and dispersion of production across different regions. The structural changes strongly impacted on supplier firms localised in Turin (Italy), a hub and spoke district, featuring a wide supply chain polarised around Fiat Group, the lead company. Our case study examines the strategies implemented in the period 2000–2005 by a group of 13 selected suppliers, located in Turin area, to successfully participate to the global value chain. Our findings show that companies are pursuing a ‘high road development strategy’, based on client portfolio diversification, product and process innovation, cumulative internationalisation. More in general, future prospects for the local firms to survive international competitive pressures seem crucially depending on continuous learning and innovative firms’ activities
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