1,721,117 research outputs found

    Mobilità pedonale e spazi pubblici urbani nella città storica

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    Questo volume è un estratto della Tesi di Dottorato di Valeria Ventura, dal titolo Accessibilità, sicurezza e qualità dello spazio urbano nella città storica. Gli spazi pubblici e la mobilità pedonale, discussa in Milano nel febbraio 1999, al termine del Dottorato di ricerca in “Urbanistica tecnica”, X ciclo, con sede amministrativa il Politecnico di Milano e sedi consorziate l’Università degli Studi di Brescia e l’Università degli Studi di Pavia. Relatore della tesi è stato il Prof. Roberto Busi. Per quanto riguarda la presente opera, Valeria Ventura ne ha pertanto redatto la bozza originaria; Michela Tiboni ne ha aggiornato i riferimenti normativi, le analisi relative all’incidentalità nel Comune di Brescia ed i riferimenti ad esperienze di moderazione del traffico in ambito urbano a livello nazionale ed europeo. Michela Tiboni ha anche curato l’impostazione globale del lavoro definitivo e la relativa revisione finale

    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

    ConteCorpus: An Analysis of People Response to Institutional Communications During the Pandemic

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    The study of institutional communication related to the pandemic, and to the population's response to it, is of great relevance today. The Italian spokesperson for communication regarding the pandemic has been, during the year 2020, the former Prime Minister Giuseppe Conte. We retrieved 4,860,395 comments from his Facebook official page and built the ConteCorpus, a new Italian resource annotated in CoNLL-U format. A first aim of the research was to evaluate the performance of the model used to annotate the corpus. Models trained on social media texts are usually not very generalizable. Nevertheless, the results of the evaluation were good, especially in parsing metrics, and showed that a parser trained on Twitter data can be successfully applied to Facebook data. A second aim of the research was to provide an overall view of the content of such a large corpus; for this purpose, topic modeling was conducted, training an LDA model. The model generated 5 topics that cover different aspects linked to the pandemic emergency, from economic to political issues. Through the topic modeling we investigated which topics are prevalent on particular days
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