3,015 research outputs found

    Sobolev tests of goodness of fit of distributions on compact Riemannian manifolds

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    Classes of coordinate-invariant omnibus goodness-of-fit tests on compact Riemannian manifolds are proposed. The tests are based on Gin\'{e}'s Sobolev tests of uniformity. A condition for consistency is given. The tests are illustrated by an example on the rotation group SO(3)\mathit{SO}(3).Comment: Published at http://dx.doi.org/10.1214/009053605000000697 in the Annals of Statistics (http://www.imstat.org/aos/) by the Institute of Mathematical Statistics (http://www.imstat.org

    Developing digital literacy in construction management education: a design thinking led approach

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    Alongside the digital innovations in AEC (Architectural, Engineering and Construction) practice, are calls for a new type of digital literacy, including a new information-based literacy informed by creativity, critical analysis and the theoretical and practical knowledge of the construction profession. This paper explores the role of design thinking and the promotion of abductive problem situations when developing digital literacies in construction education. The impacts of advanced digital modelling technologies on construction management practices and education are investigated before an examination of design thinking, the role of abductive reasoning and the rise of normative models of design thinking workflows. The paper then explores the role that design thinking can play in the development of new digital literacies in contemporary construction studies. A three-part framework for the implementation of a design thinking approach to construction is presented. The paper closes with a discussion of the importance of models of design thinking for learning and knowledge production, emphasising how construction management education can benefit from them

    A Circular Statistical Method for Extracting Rotation Measures

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    We propose a new method for the extraction of Rotation Measure from spectral polarization data. The method is based on maximum likelihood analysis and takes into account the circular nature of the polarization data. The method is unbiased and statistically more efficient than the standard χ2\chi^2 procedure. We also find that the method is computationally much faster than the standard χ2\chi^2 procedure if the number of data points are very large.Comment: 17 pages, 5 figure

    Volunteer tourism and architecture students: what motivates and can best prepare them

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    This paper explores student attitudes toward volunteering in the context of university-led building development programs, raising questions about the practice of volunteering and its contribution to community development. Focusing on students undertaking tertiary education in Western countries, this literature-based study firstly explores the perceptions and motivations behind volunteering, and secondly discusses its developmental impact on low-income communities

    Application of TRIZ to develop an in-service diagnostic system for a synchronous belt transmission for automotive application

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    Development of robust diagnostic solutions to monitor the health of systems and components to ensure through life cost effectiveness is often technically difficult, requiring an effective integration of design development with research and innovation. This paper presents a structured application of TRIZ and USIT (Unified Structured Inventive Thinking) to generate concept solutions for an in-service diagnostic system for a synchronous belt drive system for an automotive application. The systematic exploration through TRIZ and USIT methods has led to the development of six concept solution ideas directed at the functional requirement to determine the state or condition of the belt. The paper demonstrates that the combined deployment of TRIZ and USIT frameworks is a valuable approach addressing difficult design problem

    Immigration

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    Since its foundation Sydney has been the major port of arrival for immigrants to Australia. There have been times when this position was temporarily lost – the gold rush directed arrivals towards Melbourne in the 1850s and mass migration to Queensland took place in the 1880s. Fremantle was the first port of arrival for many ships, and tired passengers often stopped off there and remained in Western Australia. But the dominance of Sydney was finally consolidated from the 1960s when passengers shifted from ships to planes. Increasing numbers of these were tourist arrivals, a phenomenon almost unknown in the days of shipping

    Kollokationen im Lernerwörterbuch – Anspruch und Wirklichkeit

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    This article outlines an approach which explores how frequent lexical collocations can be identified for a representative extract of the German lexicon. It takes into account corpus-linguistic and phraseological criteria. The lexical foundation for this study is a corpus-driven and thematically-classified frequency dictionary of German. Additionally, the extensive DWDS corpus and a manual linguistic selection were used to identify typical collocations. Finally, after identifying 56 high-frequency collocations, four of the foremost learner dictionaries in the field of German as a foreign language were analyzed quantitatively for the presence of these collocations

    Technology adoption and management innovation in construction

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    © ASCE 2014. This paper examines the adoption of object-based modeling software across design and construction team members during project delivery. Drawing on insights from sociology, management theory and innovation studies, the paper investigates changes surrounding technology adoption and subsequent management-based innovation. Using empirical data from a case study, analysis focuses on adoption of software, the evolution of new digital and social networks, and subsequent innovations in management. The paper has three main contributions. First, it identifies related literature and examines change processes surrounding software adoption and the management innovations that are triggered. Second, it explores rigidities in existing routines that challenge adoption and deployment, highlighting innovations that reconcile change conflicts. Third, it shows how the concept of management innovation in construction is valuable to an understanding IT adoption processes
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