1,721,037 research outputs found

    Una ricerca-azione internazionale per la valorizzazione del Cultural Heritage. An international research-action for the enhancement of Cultural Heritage

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    Bologna - Bogotá, research and action for public space is a reflection on the research and possible actions for the definition - even temporary - of the public space of the city. Bologna and Bogotá are not a random choice: the two cities are linked by an international collaboration between the Department of Architecture of the University of Bologna - Unibo - and the Facultad de Artes of the Universidad Nacional de Colombia - Unal - based in Bogotá. Thanks to the current research collaborations (Framework Agreement from 2012 and Sector Agreement from 2013), the two Universities have encouraged and supported the exchange of students and teachers. In particular, the mobility of groups of students in the Single Cycle Master's Degree Course in Architecture of Unibo has created a strong relationship with Bogotà, allowing both internships and scholarships at Unal

    A possible future for our cities

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    The essay focuses on the theme of the future of contemporary cities, under the pressure of several issues such as climate change, new migrations, digital technologies integration, etc. Still characterized by common challenges, effective approaches need to be flexible and adaptable both local and global and to multiple layers of issues: climatic, green, technological, social, political etc. Technology is so defined as an enabler, a tool for solving global and local issues

    Verso l’emergenza permanente: Design-Build-Living Reversible. Toward permanent emergency: Design-Build-Living Reversible

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    L'abitare temporaneo si è imposto nel dibattito in architettura, in relazione sia a eventi catastrofici, sia a picchi di domanda abitativa particolarmente critici. Il profilarsi di una crisi ambientale permanente propone oggi quali stimolanti terreni di sperimentazione le strategie adottate per fronteggiare le emergenze. In particolare, quelle post-catastrofe nei contesti più poveri, dove risorse locali e processi Low-Tech forniscono risposte alle esigenze abitative e climatiche, sopperendo con l'intelligenza progettuale alla limitatezza dei mezzi a disposizione. Dalla relazione fra prestazioni di qualità e di durata dei manufatti, vengono ricavati alcuni criteri, poi applicati all’analisi critica di tre emblematici interventi abitativi in contesti estremi, per mapparne i contenuti di innovazione.Temporary life has become a topic within the debate in architecture, in relation to both post-catastrophic events and critical peaks in housing demand. The strategies adopted to deal with the emergency contexts can provide a stimulating experimentation ground from which deriving approaches suitable to apply in facing the present permanent environmental crisis at global scale. This in particular for some post-catastrophe strategies adopted in the poorest countries, where local resources and low-tech processes can respond to housing and climate needs, compensating for the limited resources available with the intelligence of the design solutions. Some criteria were established to map the relationship between quality performance and durability of the products, which are then applied to the critical analysis of three emblematic case studies of emergency housing in extreme contexts, aiming at identifying their innovation content

    Classification criteria and markers for biomimetic building envelope within circular economy principles: a critical review

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    The responsibilities of the building sector concerning resource consumption and waste generation, as a problem of research, require a transition from a linear to a circular model in order to obtain significant positive effects on the environment. The Biomimicry approach appears to be a promising way to move the sector towards the circular economy, to meet the increasing levels of functional and environmental requirements, which is shifting the research on building materials and products toward biomimetic solutions. Along this path, the building envelope emerges as an interesting application field concerning its adaptive behaviour towards external conditions. In this field of research, the knowledge gap concerns the need for criteria to classify the biomimetic behaviour of building materials under operating conditions and to identify their environmental effects, as well as their compliance with the principles of the circular economy. The study provides a methodology to develop a set of classification criteria applicable to biomimetic materials and products which are suitable for application in the building envelope and a related set of markers that identify the strongest environmental relationships and implications related to the aptitude for integrating circular economy principles. The mapping highlights the absence of some relationships thus highlighting potential limitations of biomimetic materials/products within circular economy principles and thus current research limits. The results obtained may be useful to evaluate and compare biomimetic materials and products for the building envelope, whilst also providing the first step for further research on their environmental implications within circular economy processes. HIGHLIGHTS a classification system for biomimetic devices for building envelopes; biomimetic device features linked to expected effects provided to envelope; markers to assess compliance to circular economy principles of biomimetic devices; there are no previous environmental esteem effects of biomimetic building materials

    Elementi di Tecnologia

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    un testo didattico per il primo anno di architettura, scitto in maniera semplice e colloquiale

    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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