Infrastructure Engineering - Research Publications

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    Spatial data infrastructures: concept, SDI hierarchy and future directions
    Rajabifard, A. ; Williamson, I. P. ( 2001)
    The world as we know it is changing. Economies world wide are undergoing a process ofprofound and continuing structural change, and the global village is becoming a reality driven byIT and communication technologies. With this in mind, many countries believe that they canbenefit both economically and environmentally from better management of their spatial data assetsby taking a perspective that starts at a local level and proceeds through state, national and regionallevels to global level. This has resulted in the development of the Spatial Data Infrastructure (SDI)concept at these levels.SDI is fundamentally about facilitation and coordination of the exchange and sharing ofspatial data between stakeholders from different jurisdictional levels in the spatial datacommunity. Understanding of its role and nature are important to the acceptance of the conceptand its alignment with spatial industry objectives.The aim of this paper is to present the nature and concept of spatial data infrastructures,including the SDI hierarchy, which have helped to build understanding about the importance ofthe relationships within different levels of SDIs to support the interactions and partnerships of thespatial data communities. Moreover, the paper will highlight the importance of sharing andunderstanding its special social system, followed by a discussion of the future direction of SDIs. Itis argued that by better understanding the future direction of SDIs, any SDI development can gainsupport from a wider community of both government and non-government data users andproviders.
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    Spatial data infrastructure frameworks to support decision-making for sustainable development
    FEENEY, M ; Rajabifard, A ; WILLIAMSON, IP (Geography Institute of Colombia, 2001)
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    Land administration and spatial data infrastructures: trends and developments
    Williamson, I. P. ; Feeney, M-E. ( 2001)
    Historically, the strength of a land surveyor lies in the ability to use and understand bothmeasurement science and land management, and to apply these skills in a wide range ofland related activities ranging from land development to environmental management. Inresponse to the theme of this conference "2001 - A Spatial Odyssey" it is appropriate toconsider how these skills have evolved and are evolving within the broad surveyingdiscipline.It is proposed that a major dimension of the measurement science skill is reflected in thegrowing importance of spatial data infrastructures (SDI) and the land related skills arereflected in the re-discovery that the role of land administration plays in serving economic,environmental and social priorities in society. While SDI play a much broader role thansupporting land administration, land administration could be considered a key driver in SDIevolution.The objective of this paper is to identify SDI and land administration trends anddevelopments by drawing on the research of past and current projects undertaken byresearchers in the Centre for SDI and Land Administration at The University of Melbourne.The paper identifies some new research areas being planned by the Centre.
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    Land administration and spatial data infrastructures: trends and developments
    Williamson, I. P. ( 2002)
    Historically, the strength of a land surveyor lies in the ability to use and understand bothmeasurement science and land management, and to apply these skills in a wide range of landrelated activities ranging from sustainable development to environmental management. Inresponse to the theme of this conference which focuses on the role of Geomatics in GlobalSustainable Development it is appropriate to consider how these skills have evolved and areevolving within the broad surveying discipline.It is proposed that a major dimension of the measurement science skill is reflected in the growingimportance of spatial data infrastructures (SDI) and the land related skills are reflected in the rediscoverythat the role of land administration plays in serving economic, environmental andsocial priorities in society. While SDI play a much broader role than supporting landadministration, land administration could be considered a key driver in SDI evolution.The objective of this paper is to identify SDI and land administration trends and developmentsby drawing on the research of past, current and future projects undertaken by researchers in theCentre for SDI and Land Administration at The University of Melbourne.
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    Key Factors Influencing Regional SDI Development and Relevance to Global and Other Levels
    RAJABIFARD, A ; WILLIAMSON, IP (GSDI6, 2002)
    The challenge of designing, building, implementing, and maintaining an SDI draws on many different disciplines and requires examination of a large number of factors and issues. It is essential that SDI practitioners understand the significance of human and societal issues as much as technical issues, all of which contribute to the success of SDI developments. Key issues include sustaining a culture of sharing, establishing a common language, and maintaining reliable financial support. This paper presents and discusses major classes of factors which influence, or contribute to the development of a Regional SDI initiative together with recommendations to facilitate the development of Regional SDI initiatives. It is argued that the adoption and implementation of these recommendations can assist Regional SDI coordinating agencies to receive more support and speed up their progress in the development of SDI initiatives. This paper draws on research conducted by the authors in Asia and the Pacific region, based on the theory of innovation diffusion which provides the research framework. The results and lessons learned from this research can also be used and applied in other regions, and potentially other jurisdictional levels such as local, state, national and global.
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    The Cultural Aspects of Sharing and Dynamic Partnershipswithin an SDI Hierarchy
    Rajabifard, A. ; Feeney, M-E. F. ; Williamson, I. P. ( 2002)
    The need to create multi-participant, decision-supported environments to address the issues of sustainable development and improving the quality of life creates a growing need to organise data across disciplines and organisations through different forms of spatial data infrastructure (SDI). This infrastructure is fundamentally a concept about facilitation and coordination of the exchange and sharing of spatial data between stakeholders from different jurisdictional levels in the spatial data community. The concept is well explained as an integrated, multi-levelled hierarchy of interconnected SDIs based on partnerships at corporate, local, state/provincial, national, regional (multi-national) and global (GSDI) levels. The creation of such an infrastructure and understanding the role of dynamic partnerships within an SDI hierarchy are essential to develop any SDI initiative. This paper reviews the nature and concept of SDIs, including the SDI hierarchy, which has helped to build understanding about the importance of the relationships within different levels of SDI, to support the interactions and dynamic nature of partnerships between spatial data communities. The role that human nature plays in any endeavour based on interaction and sharing makes cultural and social factors within a business environment important to the acceptance of the SDI concept and its alignment with spatial industry objectives. Further, the importance of establishing a culture for sharing as well as understanding the dynamic partnerships necessary to support such a culture is highlighted, and three classes of factors influencing SDI development are identified. It is argued that the adoption and implementation of these factors and selection of a proper model for SDI development can assist SDI coordinating agencies to overcome the problem of low participation and speed up the progress in the development of SDI initiatives.