178,365 research outputs found

    1973 in first person: Aesthetic responses to horror|El '73 en primera persona: respuestas estéticas al horror

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    El ’73 en primera persona:  respuestas estéticas al horror (editado por) Rubí Carreño Bolívar, Laura Scarabelli, Federico Cantoni y Giuseppe Cali

    Resistant Nonparametric Smoothing with S-PLUS

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    In this paper we introduce and illustrate the use of an S-PLUS set of functions to fit M-type smoothing splines with the smoothing parameter chosen by a robust criterion (either a robust version of cross-validation or a robust version of Mallows's Cp ). The main reference is: Cantoni, E. and Ronchetti, E. (2001). Resistant selection of the smoothing parameter for smoothing splines. Statistics and Computing, 11, 141-146.

    Large Transportation Project: Lessons Learned from Italian Case Studies

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    This chapter is aimed to the analysis of typical issues occurring during the realization of megaprojects related to infrastructures and transportation services in Italy. As it possible to expect, the variety of transportation megaprojects is extremely broad. In the first section of this paper, the author will consider some of the most significant megaprojects in the area. During the second section of the analysis, the author will better describe the features of a successful megaproject, even if it did not result with the expected outcomes: the tramway in the Bergamo valleys. After a first not exciting period of existence, this megaproject can be defined as satisfying. However, also in this case, the preliminary technical and economic analyses turned out to be excessively optimistic. This project is interesting also because it was the object of an ex-post evaluation which allows to obtain a comparison between the effectively obtained results, especially in financial and economic terms, and the evaluations made by the sponsoring actors made during the preliminary planning phase and the request for public financing

    Giallo, giallume, gialleggiare. Processi di derivazione da cromonimi nella Crusca

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    Esamina il campo lessicale dei colori nelle edizioni della Crusca, indagandone i meccanismi derivazionali per verificarne la produttività nelle serie generate dai singoli cromonimi (con le relative implicazioni semantiche) e per testarne la vitalità nella lessicografia moderna con sondaggi mirati.Examines the color names in all editions of Vocabolario della Crusca investigating the mechanisms to ensure their productivity in derivational series and to test their vitality in modern lexicography with targeted surveys

    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
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