1,720,965 research outputs found
Atteggiamenti, rappresentazioni e conoscenza circa l'Euro in alcuni gruppi sociali italiani
Lo sviluppo del territorio come chiave del progresso civile: suggestioni da Cattaneo
Le riflessioni di Cattaneo sullo sviluppo sono inquadrate nell’ambito della questione relativa all’apporto del positivismo allo strutturarsi dell’economia politica come scienza.
Il positivismo presente in Cattaneo viene riconnesso alla fiducia che gli economisti lombardi da Verri a Beccaria a Romagnosi a Gioia mostrano di avere nell’industrialismo e nel progresso tecnico, fiducia che sanno declinare in una cultura di sviluppo economico e insieme sociale e civile. Nei suoi scritti sul tema Cattaneo da un lato esalta l’importanza dell’economia, dall’altro
nel pretendere che la stessa abbia una solida base scientifica, la lega in modo indissolubile alle
problematiche civili dello sviluppo, come se l’economia potesse avere in effetti un ruolo «rigenerante» per la società civil
Going Beyond Counting First Authors in Author Co-citation Analysis
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
“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
La chirurgia endoscopica nell’atresia coanale.
La chirurgia endoscopica nell’atresia coanale
Appropriate Similarity Measures for Author Cocitation Analysis
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
Endoscopic evaluation of middle ear ventilation route blockage
Objectives: To describe middle ear ventilation route blockage, relieved during middle ear endoscopic surgery, and to analyze its association with mastoid hypopneumatization/sclerotization. Study design: Prospective case series with intraoperative analyses, and with a case-control computed tomographic scan comparison. Methods: Intraoperative findings during endoscopic middle ear surgery are described. Patients with middle ear ventilation route blockage were included in the study group (22 patients), while patients without middle ear ventilation route blockage were included in the control group (16 patients). An intra-patient and inter-group comparison of evaluated mastoid pneumatization was performed from the preoperative computed tomographic scans. Results: Middle ear ventilation route blockage was classified into three types (A, B, C) according to intraoperative findings. Intrapatient and intergroup comparisons showed that the presence of blockages of middle ear ventilation trajectories is associated with a statistically significantly higher prevalence of hypopneumatization/ sclerotization of the mastoid in the study group, a typical sign of middle ear dysventilation pathologies. Conclusions: Intraoperative evaluation of the middle ear anatomy during endoscopic surgery for inflammatory pathology allows us to clearly visualize the presence of anatomic blockages of the middle ear ventilation trajectories. These blockages might provoke a sectorial dysventilation of the middle ear, with consequent reduction of pneumatization of the mastoid. Further studies will be able to clarify to what extent selective dysventilation phenomena could be a principal factor in influencing middle ear pressure homeostasis. © 2010 Elsevier Inc. All rights reserved
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