1,720,959 research outputs found

    EDHER - Studio di un Ecosistema digitale integrato per l’innovazione sostenibile del Digital HERitage

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    Il progetto di dottorato mira allo studio dei processi di produzione di soluzioni digitali innovative per la valorizzazione del patrimonio culturale e alla creazione di nuovo patrimonio digitale, divenuto settore strategico per attivare processi di innovazione a livello sia nazionale che internazionale. L’obiettivo del progetto è studiare e progettare un ecosistema digitale, inteso come luogo nel quale entità complesse e diversificate sono identificate, gestite, tutelate e interconnesse, nella prospettiva di migliorare significativamente l’incontro di molteplici comunità di cittadini con la cultura e il patrimonio culturale. Indagando le metodologie e le tecniche applicate ai beni culturali nell’era della trasformazione digitale, le quali hanno provocato l’evoluzione concettuale del Digital Heritage in ecosistema culturale digitale, la ricerca propone l’ideazione e la sperimentazione di un Monumento Culturale Digitale (MCD), ossia un ambiente phygital in cui processi, contenuti e memorie digitali sono interconnessi per coinvolgere gli utenti in living experiences innovative. Nello specifico, il MCD, basato su approcci metodologici user-oriented e strumenti di user experiences, consente all’utente di vivere esperienze evolute, interattive e partecipative, in cui l’impatto educativo, cognitivo ed emotivo è massimizzato, e di passare dallo stato attuale di spettatore passivo, sia dei contesti culturali fisici che digitali, al ruolo di interattore interattivo e protagonista dell’esperienza, nonché essere in grado di fornire contributi che lo arricchiscano. In questo modo, le comunità di utenti possono riappropriarsi di una titolarità consapevole e responsabile sia del patrimonio fisico con cui interagiscono, sia delle entità digitali, permettendo loro di espandere l’esperienza in più direzioni. Il MCD, considerato quale spazio ecosistemico la cui sostenibilità è strettamente legata alle relazioni e ai processi di interazione che vengono a costituirsi, permette di evidenziare come il valore culturale del nostro patrimonio risieda non in oggetti definiti culturali da una comunità di esperti ma nelle preziose relazioni che registrano l’interazione con le comunità di utenti, creando e tramandando, in modo diacronico nel tempo e nello spazio, narrazioni sull’identità e sull’agire individuale e collettivo della comunità e trasformando le relazioni e i processi di interazione nelle nuove fonti storiche e nelle memorie del presente per le prossime generazioni. Il modello di MCD sviluppato è dedicato al valore dei beni archivistici e si propone di trasmettere e diffondere una sensibilità della valenza degli archivi non solo quale memoria storica ma anche come eccellente fonte attuale per produrre nuovi interessi storici, culturali e sociali, per raccontare storie che si celano dietro singole carte d’archivio e determinare rinnovati scenari di ricerca e di fruizione della documentazione archivistica. In definitiva, la digitalizzazione del patrimonio culturale, supportata dalla visione degli ecosistemi digitali culturali e dalla sperimentazione del MCD, rappresenta una importante opportunità per ridefinire il rapporto tra cultura, tecnologia e società. Questo nuovo paradigma permette non solo di preservare il passato, ma di reinterpretarlo per le generazioni future, trasformando il patrimonio in una risorsa viva, interattiva e inclusiva. Pertanto, l’ecosistema culturale digitale risulta essenziale per determinare una rinnovata appropriazione del patrimonio culturale da parte delle comunità antropiche e costruire una identità culturale della contemporaneità, al fine di coadiuvare e sostenere il cambiamento del settore culturale quale pilastro per una società innovativa, inclusiva e sostenibile.The doctoral project aims to study the production processes of innovative digital solutions for the exploitation of Cultural Heritage and the creation of new Digital Heritage, become a strategic sector to activate innovation processes at both national and international level. The project aims to study and design a Digital Ecosystem, understood as a place in which complex and diverse entities are identified, managed, protected and interconnected, with a view to significantly improving the encounter of multiple communities of citizens with Culture and Cultural Heritage. Investigating the methodologies and techniques applied to Cultural Heritage in the era of Digital Transformation, which have led to the conceptual evolution of Digital Heritage into a Digital Cultural Ecosystem, The research proposes the design and experimentation of a Digital Cultural Monument (DCM), that is a phygital environment in which processes, content and digital memories are interconnected to involve users in innovative living experiences. Specifically, the DCM, based on methodological approaches user-oriented and tools of user experiences, allows the user to live evolved, interactive and participatory experiences, in which the educational, cognitive and emotional impact is maximized, and to move from the current state of passive spectator, both physical and digital cultural contexts, to the role of interactive actor and protagonist of the experience, as well as being able to provide contributions that enrich it. In this way, user communities can regain a conscious and responsible ownership of both the physical heritage with which they interact and the digital entities, allowing them to expand the experience in multiple directions. The DCM, considered as an ecosystem space whose sustainability is closely linked to the relation and interaction processes that are being formed, it allows us to highlight how the cultural value of our heritage lies not in objects defined as cultural by a community of experts but in the valuable relation that record interaction with user communities, creating and passing on, in a diachronic way in time and space, narratives about the identity and the individual and collective actions of the community and transforming the relations and processes of interaction into new historical sources and memories of the present for future generations. The DCM model developed is dedicated to the value of archival assets and aims to transmit and disseminate a sensitivity of the value of archives not only as historical memory but also as an excellent current source for producing new historical interests, cultural and social, to tell stories that are hidden behind individual archival documents and to determine new scenarios for the search and use of archival documentation. Ultimately, the digitisation of Cultural Heritage, supported by the vision of Digital Cultural Ecosystems and DCM experimentation, represents an important opportunity to redefine the relation between culture, technology and society. This new paradigm allows not only to preserve the past, but to reinterpret it for future generations, transforming heritage into a living, interactive and inclusive resource. Therefore, the digital cultural ecosystem is essential to determine a renewed appropriation of Cultural Heritage by human communities and build a cultural identity of contemporaneity, to support and sustain the cultural sector’s change as a pillar for an innovative, inclusive and sustainable society

    The Influence of short-term land use change on soil evolution in the centre-south coastal areas of Sardinia

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    The land use change in short-term (time and space) in the Mediterranean context can be induced by phenomena like destruction of the autochthonous plant species, land abandonment, overgrazing, fire, urbanization (above all for touristic purpose), etc. These phenomena can lead to soil’s degradation conditions causing a loss of physical and biological productivity and the consequent emphasis in desertification processes. Desertification is considered one of the biggest environmental problems in Mediterranean areas (ICCD, 1994), and Sardinia is one of the most affected regions in Europe (UNEP, 1992; Imeson and Emmer, 1992). In Sardinia changes happened during the last decades (such as industrialization, coastal urban areas expansion, etc.) have often resulted in repercussions on the environmental ecosystems and foremost on soils. An important decrease of fertile lands and a consequent increase of marginal and unproductive areas have been observed; this fact has taken to manifest environmental and economic repercussions. In Sardinia such degradation phenomena are particularly evident in coastal areas, where the uncontrolled urbanization and the natural touristic vocation represent relevant impact types. In fact, in 1897 km of coastal lands (500 km are represented by dunal systems) 40% is subjected to deep erosion phenomena, that often are caused by wrong management actions. For these reasons the knowledge of their nature and expansion is of primary importance to carry out correct choices in land use. This work shows an example of a comparative investigation on coastal ecosystems particularly under human pressure. The investigated areas are located along the Centre–North coast of Sardinia. Particularly they concern: a) soils on limestone formations, forestry live oak cover and pasture land use (goat and swine); b) soils on fixed dunes, reforestation with pine and touristic-recreational land use foremost. In the areas several soil profiles have been realized to investigate the influence of the land use change, occurring in short-term in both places, on the evolution and degradation processes of soils

    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

    Author Index

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    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We have done our best to complete the author checklist relating to the use of animals in the hut study. Note that the objective for the hut study was to evaluate the IRS treatment applications for residual efficacy against Anopheles mosquitoes, including the local An. coluzzii mosquito population. Cows were only used to attract mosquitoes into the huts and no tests were carried out directly on the cows. The author checklist is intended for use with studies where experiments are carried out on animals, which is why we have had such difficulty in completing this for the hut study, as many of the questions do not relate to how the cows were used
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