21 research outputs found
VERSATIL TOOLS: DIGITAL SURVEY AND VIRTUAL REALITY FOR DOCUMENTATION, ANALYSIS AND FRUITION OF CULTURAL HERITAGE IN SEISMIC AREAS
Abstract. The paper deals with an interdisciplinary research activity aiming at developing a digital and integrated tool able to collect several data concerning the cultural heritage, and to manage and communicate them to a wide community. The small church of San Menna, located in the hamlet with same name in the municipality of Lucoli not so far from L'Aquila city, was the object of the research. The church has been chosen for its historical significance, its architectural peculiarity and for the valuable artworks that it preserves. Based on a photogrammetric model of the church, also used for the remote analysis of cultural asset (planimetric and evolutionary hypotheses, three-dimensional stratigraphic analysis, etc.) a virtual word usable in Virtual Reality (VR) has been developed. The VR setting allows the accessibility of a digital semantic model with information that can be activated with special interactive hotspots (images, texts and audio), which are able to provide an immersive and all-encompassing experience to the tourist. The potentialities of the same tool in the context of diagnosis and conservation process related to cultural heritage in seismic areas, such as those of the Abruzzi Apennines, have also been investigated through the integration of forms concerning the significant features of the artistic assets surveyed in the construction
EXPERIENCING THE INACCESSIBLE. A FRAMEWORK FOR VIRTUAL INTERPRETATION AND VISUALIZATION OF REMOTE, RISKY OR RESTRICTED ACCESS HERITAGE PLACES
Abstract. In order to be properly handed down, especially in particular conditions with a high rate of vulnerability, cultural heritage requires documentation and enhancement strategies. The case study presented in this paper is particularly critical not only for the conservation conditions, but especially for the environmental conditions: the Catacombs of San Vittorino have complex conditions of recovery, because of the nature of the artefact and because of the poor lighting of the main environments. For this particularity, a workflow was developed that, in order to achieve the creation of an immersive device navigable by digital viewers such as Oculus Rift or similar, required the start-up of shooting by laser scanning, and then treat the point cloud with different software, in order to obtain a satisfactory result that, in other contexts, could have started easily from a photogrammetric shooting.</p
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Strengthening the foundations of proliferation assessment tools.
Robust and reliable quantitative proliferation assessment tools have the potential to contribute significantly to a strengthened nonproliferation regime and to the future deployment of nuclear fuel cycle technologies. Efforts to quantify proliferation resistance have thus far met with limited success due to the inherent subjectivity of the problem and interdependencies between attributes that lead to proliferation resistance. We suggest that these limitations flow substantially from weaknesses in the foundations of existing methodologies--the initial data inputs. In most existing methodologies, little consideration has been given to the utilization of varying types of inputs--particularly the mixing of subjective and objective data--or to identifying, understanding, and untangling relationships and dependencies between inputs. To address these concerns, a model set of inputs is suggested that could potentially be employed in multiple approaches. We present an input classification scheme and the initial results of testing for relationships between these inputs. We will discuss how classifying and testing the relationship between these inputs can help strengthen tools to assess the proliferation risk of nuclear fuel cycle processes, systems, and facilities
One or more growth processes? Evidence from new Italian firms
Firm growth, Entrepreneurship, Firm capabilities, L25, L26,
Vegetazione e paesaggio vegetale della dorsale di Cingoli (Appennino Centrale, Dorsale Marchigiana)
Vegetation and plant landscape of Cingoli ridge (Central Apennines, Marche ridge). The results of the study of the calcareous Cingoli ridge vegetation (central Apennines, Adriatic side) are here presented. The analysis carried out on vegetation, allowed the identification of the vegetational typologies present in the territory while the interpretation of the dynamic relationships between single communities allowed the description of the principal vegetation series. The integration of the most important factors playing an important role in the formation of the plant landscape of the territory (vegetational, geomorphological, pedologic and climate characteristics) has at last highlighted the complexity of the environmental mosaic allowing the identification of the most significant landscape systems.
The territory presents a remarkable diversity of environments in spite of the uniformity of its geological substratum and the modest heights. In fact, the morphology of the ridge and the influence of the Mediterranean bioclimate, particularly in the coldest sides, support particular microclimatic conditions allowing the presence of mesophilous vegetational typologies with an Apennines character close to more clearly Mediterranean vegetation. Several plant associations, already described for the Umbria-Marche Apennines, have been found, presenting here a general impoverishment of the more mesophilous species and an increase of xerophilous ones.
Four new associations have been described: Rubo hirti-Laburnetum anagyroidis, Phillyreo mediae-Ericetum arboreae, Sileno italicae-Hieracetum virgaureae, Fumano procumbentis-Stipetum appenninicolae. In addition, a new subassociation, staphyletosum pinnatae, of the Lathyro veneti-Fagetum sylvaticae association, has been described.
The study of the dynamic relationships among different vegetational typologies has allowed the identification of the vegetational series into the principal geosigmeta (Geosigmetum of Calcare Massiccio and Maiolica, Geosigmetum of Scaglia Rossa and Bianca, Geosigmetum of Marne a Fucoidi and Geosigmetum of the little valleys with a flat bottom of calcareous substrata) and microgeosigmeta (Microgeosigmetum of limestone gorges and Microgeosigmetum of sandstone dripping cliffs)
Public subsidies and the employment growth of high-tech start-ups: assessing the impact of selective and automatic support schemes
none3noneM.G. Colombo; S. Giannangeli; L. GrilliColombo, MASSIMO GAETANO; Giannangeli, Silvia; Grilli, Luc