75 research outputs found

    A Research Review on Building Information Modeling in Construction―An Area Ripe for IS Research

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    This article presents a review of the research on Building Information Modeling (BIM) in construction, with the aim of identifying areas in this domain where IS research can contribute. The concept of BIM comprises an infrastructure of IT tools supporting collaborative and integrated design, assembly, and operation of buildings. This integrated construction approach, with all stakeholders editing or retrieving information from commonly shared models, requires major changes to well-established processes, organizational roles, contractual practices, and collaborative arrangements in the construction industry. Through a review of 264 research articles on BIM, we found that this research spans a wide area of technological and organizational topics, of which many have a clear resonance to focal areas in IS research. Our analysis shows that IS, to some extent, serves as a reference discipline and that theories used in IS research are also informing contemporary BIM research. The following areas in need of further IS research were identified: studies on the relationship between BIM’s functional affordance and human agency, adoption and use of BIM for inter-organizational collaboration, the influence of organizational culture on BIM practices, the capabilities of BIM for transforming industry practice, and identifying the business value of BIM. Considering that a well-established knowledge base in IS research can be drawn upon for studying these issues, combined with the exciting potential of BIM for transforming a major industry such as building construction, we conclude that BIM is an area ripe for IS research

    Digital collaboration in the wood-based construction industry: deployment of Building Information Modeling

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    Building Information Modeling (BIM) is intended to promote efficiency in building design and serves as a design space where multiple actors engage in collaborative work. BIM is both a new technology and a new way of working, providing a common environment for all information defining a building, facility, or asset, together with its common parts and activities (Pittard, 2013). This thesis explores the deployment of BIM technology in the Norwegian wood-based building industry and contributes to understanding how BIM can be applied to improve collaborative work in this sector. The dissertation is interdisciplinary in nature, and offers contributions to the fields of information systems (IS), construction informatics (CI), and construction management. It builds on and extends the discourse on BIM deployment in the architecture, engineering, and construction (AEC) industry. The motivation for undertaking this study is that BIM systems provide the opportunity for increased effectiveness in the process of construction. BIM systems promise to deliver integration across the people, groups, and organizations working in the construction supply chain. The anticipated benefits of BIM include performance gains, increased clarity in information sharing, and a reduction in errors during construction design. BIM systems open up a number of possibilities for the wood-based building industry, such as increasing automation and prefabrication. Higher levels of automation will become possible once project teams have succeeded in collaboratively creating digital BIM models that are sophisticated enough to be turned into machine-readable files

    Integrating BIM and gaming to support building operation: the case of a new hospital

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    Moving into a new hospital requires healthcare professionals to adapt to a new work environment. Workflows, processes, and competencies become obsolete and need to be tailored for the new hospital. This paper explores a role-play serious game developed for the purpose of familiarizing professionals with their new work environment. A three-dimensional virtual prototype of the new hospital building created from Building Information Modeling technology, served as the graphical environment in which the game was staged. The game, namely the “Ward”, is intended to provide healthcare professionals with a virtual training ground for exercising new work processes. We conducted a series of interviews with the client, healthcare experts, and the software developers involved in developing the games. Our intention of doing so was twofold: attaining an understanding of how Building Information Modeling data has been integrated into the game and exploring how the game’s functionalities had been fitted to best support the healthcare professionals in their learning. By exploring the process of the game’s development we were able to point out shortcomings in current practice and to suggest areas for improvement. These are (1) use of crossover modules, (2) increased collaboration, (3) clear communication of information needs, and (4) better contractual agreements. The gameplay could be further improved by increasing the amount of non-player characters. Moreover, we just begin to understand how pedagogical concepts for games conveying architectural designs can be built. This indicates that developing such concepts is an intriguing avenue for further research. We argue that the findings are useful for practitioners and researchers interested in integrating BIM and gaming technology

    An Institutional Perspective on BIM Implementation – a Case Study of an Intercity Railway Project in Norway

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    Architecture and engineering offices around the world increasingly replace their dated Computer-Aided-Design (CAD) solutions with Building Information Modelling (BIM) solutions. There is a profound IT-enabled change in the way in which commercial and residential buildings are designed and produced. However, parts of the industry remain largely excluded from this trend, as roads and railroads continue to be designed based on two-dimensional CAD systems. This paper reports from a case study of BIM implementation in a Norwegian railroad project Based on institutional theory, we identified how institutional pressures affected the BIM implementation of the project team in the InterCity railway project. The cases study highlights the important role of the client’s BIM manager in enforcing these pressures in practice. Furthermore, the paper provides useful insights not only for construction project teams seeking to implement BIM in infrastructure projects but also for other organizations adopting new technologies

    Quantitative principal component model for skin chromophore mapping using multi-spectral images and spatial priors

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    We describe a novel reconstruction algorithm based on Principal Component Analysis (PCA) applied to multi-spectral imaging data. Using numerical phantoms, based on a two layered skin model developed previously, we found analytical expressions, which convert qualitative PCA results into quantitative blood volume and oxygenation values, assuming the epidermal thickness to be known. We also evaluate the limits of accuracy of this method when the value of the epidermal thickness is not known. We show that blood volume can reliably be extracted (less than 6% error) even if the assumed thickness deviates 0.04mm from the actual value, whereas the error in blood oxygenation can be as large as 25% for the same deviation in thickness. This PCA based reconstruction was found to extract blood volume and blood oxygenation with less than 8% error, if the underlying structure is known. We then apply the method to in vivo multi-spectral images from a healthy volunteer’s lower forearm, complemented by images of the same area using Optical Coherence Tomography (OCT) for measuring the epidermal thickness. Reconstruction of the imaging results using a two layered analytical skin model was compared to PCA based reconstruction results. A point wise correlation was found, showing the proof of principle of using PCA based reconstruction for blood volume and oxygenation extraction

    Entwicklung eines kombinierten UV-Licht-/Ultraschall-Entkeimungsgeraetes fuer truebe bzw. undurchsichtige Prozessfluessigkeiten Abschlussbericht

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    SIGLEAvailable from TIB Hannover: F02B129 / FIZ - Fachinformationszzentrum Karlsruhe / TIB - Technische InformationsbibliothekDeutsche Bundesstiftung Umwelt, Osnabrueck (Germany)DEGerman
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