6,212 research outputs found

    Using evaluation to inform the development of a user-focused assessment engine

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    This paper reports on the evaluation of a new assessment system, Technologies for Online Interoperability (TOIA). TOIA was built from a user-focussed specification of an assessment system. The formative evaluation of the project complemented this initial specification by ensuring that user feedback on the development and use of the system was iteratively fed back into the development process. The paper begins by summarising some of the key barriers and enablers to the use of assessment systems and the uptake of Computer-Assisted Assessment (CAA). It goes on to provide a critique of the impact of technology on assessment and considers whether innovative uses of information and communication technology (ICT) might result in new e-pedagogies and practices in assessment. The paper then reports on the findings of the TOIA evaluation and discusses how these were used to inform the development of the system

    Design Ltd.: Renovated Myths for the Development of Socially Embedded Technologies

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    This paper argues that traditional and mainstream mythologies, which have been continually told within the Information Technology domain among designers and advocators of conceptual modelling since the 1960s in different fields of computing sciences, could now be renovated or substituted in the mould of more recent discourses about performativity, complexity and end-user creativity that have been constructed across different fields in the meanwhile. In the paper, it is submitted that these discourses could motivate IT professionals in undertaking alternative approaches toward the co-construction of socio-technical systems, i.e., social settings where humans cooperate to reach common goals by means of mediating computational tools. The authors advocate further discussion about and consolidation of some concepts in design research, design practice and more generally Information Technology (IT) development, like those of: task-artifact entanglement, universatility (sic) of End-User Development (EUD) environments, bricolant/bricoleur end-user, logic of bricolage, maieuta-designers (sic), and laissez-faire method to socio-technical construction. Points backing these and similar concepts are made to promote further discussion on the need to rethink the main assumptions underlying IT design and development some fifty years later the coming of age of software and modern IT in the organizational domain.Comment: This is the peer-unreviewed of a manuscript that is to appear in D. Randall, K. Schmidt, & V. Wulf (Eds.), Designing Socially Embedded Technologies: A European Challenge (2013, forthcoming) with the title "Building Socially Embedded Technologies: Implications on Design" within an EUSSET editorial initiative (www.eusset.eu/

    From open resources to educational opportunity

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    Since MITā€™s bold announcement of the OpenCourseWare initiative in 2001, the content of over 700 of its courses have been published on the Web and made available for free to the world. Important infrastructure initiatives have also been launched recently with a view to enabling the sustainable implementation of these educational programmes, through strengthening organizational capacity as well as through building open, standardsā€based technology. Each of these initiatives point to a rich palette of transformational possibilities for education; together with the growing open source movement, they offer glimpses of a sustainable ecology of substantial and quality educational resources. This discussion piece will highlight some of the educational opportunity presented by MITā€™s current information technologyā€enabled educational agenda and related initiatives, along with their strategic underpinnings and implications. It will address various dimensions of their impact on the form and function of education. It will examine how these ambitious programmes achieve a vision characterized by an abundance of sustainable, transformative educational opportunities, not merely pervasive technology

    Extraction and parsing of herbarium specimen data: Exploring the use of the Dublin core application profile framework

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    Herbaria around the world house millions of plant specimens; botanists and other researchers value these resources as ingredients in biodiversity research. Even when the specimen sheets are digitized and made available online, the critical information about the specimen stored on the sheet are not in a usable (i.e., machine-processible) form. This paper describes a current research and development project that is designing and testing high-throughput workflows that combine machine- and human-processes to extract and parse the specimen label data. The primary focus of the paper is the metadata needs for the workflow and the creation of the structured metadata records describing the plant specimen. In the project, we are exploring the use of the new Dublin Core Metadata Initiative framework for application profiles. First articulated as the Singapore Framework for Dublin Core Application Profiles in 2007, the use of this framework is in its infancy. The promises of this framework for maximum interoperability and for documenting the use of metadata for maximum reusability, and for supporting metadata applications that are in conformance with Web architectural principles provide the incentive to explore and add implementation experience regarding this new framework

    Leveraging the Grid to Provide a Global Platform for Ubiquitous Computing Research

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    The requirement for distributed systems support for Ubicomp has led to the development of numerous platforms, each addressing a subset of the overall requirements of ubiquitous systems. In contrast, many other scientiƔĀØƅc disciplines have embraced the vision of a global distributed computing platform, i.e. the Grid. We believe that the Grid has the potential to evolve into an ideal platform for building ubiquitous computing applications. In this paper we explore in detail the areas of synergy between Grid computing and ubiquitous computing and highlight a series of research challenges in this space

    Ontology mapping: the state of the art

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    Ontology mapping is seen as a solution provider in today's landscape of ontology research. As the number of ontologies that are made publicly available and accessible on the Web increases steadily, so does the need for applications to use them. A single ontology is no longer enough to support the tasks envisaged by a distributed environment like the Semantic Web. Multiple ontologies need to be accessed from several applications. Mapping could provide a common layer from which several ontologies could be accessed and hence could exchange information in semantically sound manners. Developing such mapping has beeb the focus of a variety of works originating from diverse communities over a number of years. In this article we comprehensively review and present these works. We also provide insights on the pragmatics of ontology mapping and elaborate on a theoretical approach for defining ontology mapping

    MAKING PEOPLE AWARE OF DEVIATIONS FROM STANDARDS IN HEALTH CARE

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    In this paper we consider the role of standards as a means for interoperability among members of different communities. If we consider, in particular, the healthcare domain, there is an increasing number of efforts to develop explicit and formal representations of medical concepts so as to provide a common infrastructure for the reuse of clinical information and for the integration and the sharing of medical knowledge across the world. A critical issue raises when local customizations of standards are used as standards. If this occurs, standards are no more able to guarantee their supportive function to interoperability. To overcome this problem we propose a solution aiming at making members of different facilities aware of the changes occurred locally in a standard. At architectural level, we propose to build a layer that acts upon the interface of the application by which the articulation of activities across organizational boundaries is mediated (e.g., an handing over between different healthcare facilities). At application level, we provide practitioners with a common visual notation allowing them enrich the artifacts that mediate inter-articulation, by means of a reference to a standard, e.g. a schema of intervention. We claim that this increased awareness can support different people in aligning practices with standards and making standards effective means for coordination and interoperability. Furthermore, we report a case focusing on such a layer and visual notation by which to enrich the interface of the information system that mediates the handingover between an Emergency Service and a hospital emergency department
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