57,135 research outputs found

    Collaborative virtual gaming worlds in higher education

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    There is growing interest in the use of virtual gaming worlds in education, supported by the increased use of multi‐user virtual environments (MUVEs) and massively multi‐player online role‐playing games (MMORPGs) for collaborative learning. However, this paper argues that collaborative gaming worlds have been in use much longer and are much wider in scope; it considers the range of collaborative gaming worlds that exist and discusses their potential for learning, with particular reference to higher education. The paper discusses virtual gaming worlds from a theoretical pedagogic perspective, exploring the educational benefits of gaming environments. Then practical considerations associated with the use of virtual gaming worlds in formal settings in higher education are considered. Finally, the paper considers development options that are open to educators, and discusses the potential of Alternate Reality Games (ARGs) for learning in higher education. In all, this paper hopes to provide a balanced overview of the range of virtual gaming worlds that exist, to examine some of the practical considerations associated with their use, and to consider their benefits and challenges in learning and teaching in the higher education context

    The co-evolution of the “social” and the “technology": a netnographic study of Social movements in virtual worlds

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    Virtual worlds provide new forms of social interaction. They offer alternative spaces where social functions can be carried out in online three-dimensional virtual environments. One social phenomenon which has moved into the virtual world is the social movement, which are an important means of bringing out social, cultural and political changes through collective action. These social movements exist in an immersive technological ecosystem which is constantly evolving as designers release patches which change the way users “live” within these environments. Using a biography of artifacts approach, we explore not just the evolution of the technological artifact itself (the virtual world), but also its co-evolution with the social phenomena (a social movement). Using Netnography, a modified version of ethnography, and actornetwork theory, we explore a social movement in World of Warcraft, and observe how it evolves over time as changes to the virtual world are implemented

    Poverty, institutions and interventions: a framework for an institutional analysis of poverty and local anti-poverty interventions

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    At a time when technological innovations are making our world increasingly smaller and our production systems are becoming increasingly more efficient, the benefits of economic growth and development as a whole have not been able to reach all of society. Indeed, many poor countries, characterised by their disadvantageous position in the global society and continuously plagued by weak governments, internal strife and natural disasters have missed out on many of the benefits of growth and development. Within countries that do gain advantage from the various developments of globalisation, significant groups continue to be excluded from the benefits of this new-found prosperity. It is quite significant that a generalised conclusion such as this is still a reality at the turn of the century, despite decades of national and international effort to promote development and combat poverty.

    Toward an Aesthetics of New-Media Environments

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    In this paper I suggest that, over and above the need to explore and understand the technological newness of computer art works, there is a need to address the aesthetic signiïŹcance of the changes and effects that such technological newness brings about, considering the whole environmental transaction pertaining to new media, including what they can or do offer and what users do or can do with such offerings, and how this whole package is integrated into our living spaces and activities. I argue that, given the primacy of computer-based interaction in the new-media, the notion of ‘ornamentality’ indicates the ground-ïŹ‚oor aesthetics of new-media environments. I locate ornamentality not only in the logically constitutive principles of the new-media (hypertextuality and interactivity) but also in their multiform cultural embodiments (decoration as cultural interface). I utilize Kendall Walton’s theory of ornamentality in order to construe a puzzle pertaining to the ornamental erosion of information in new-media environments. I argue that insofar as we consider new-media to be conduits of ‘real-life’, the excessive density of ornamental devices prevalent in certain new-media environments forces us to conduct our inquiries under conditions of neustic uncertainty, that is, uncertainty concerning the kind of relationship that we, the users, have to the propositional content mediated. I conclude that this puzzle calls our attention to a peculiar interrogatory complexity inherent in any game of knowledge-seeking conducted across the infosphere, which is not restricted to the simplest form of data retrieval, especially in mixed-reality environments and when the knowledge sought is embodied mimetically

    How a Diverse Research Ecosystem Has Generated New Rehabilitation Technologies: Review of NIDILRR’s Rehabilitation Engineering Research Centers

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    Over 50 million United States citizens (1 in 6 people in the US) have a developmental, acquired, or degenerative disability. The average US citizen can expect to live 20% of his or her life with a disability. Rehabilitation technologies play a major role in improving the quality of life for people with a disability, yet widespread and highly challenging needs remain. Within the US, a major effort aimed at the creation and evaluation of rehabilitation technology has been the Rehabilitation Engineering Research Centers (RERCs) sponsored by the National Institute on Disability, Independent Living, and Rehabilitation Research. As envisioned at their conception by a panel of the National Academy of Science in 1970, these centers were intended to take a “total approach to rehabilitation”, combining medicine, engineering, and related science, to improve the quality of life of individuals with a disability. Here, we review the scope, achievements, and ongoing projects of an unbiased sample of 19 currently active or recently terminated RERCs. Specifically, for each center, we briefly explain the needs it targets, summarize key historical advances, identify emerging innovations, and consider future directions. Our assessment from this review is that the RERC program indeed involves a multidisciplinary approach, with 36 professional fields involved, although 70% of research and development staff are in engineering fields, 23% in clinical fields, and only 7% in basic science fields; significantly, 11% of the professional staff have a disability related to their research. We observe that the RERC program has substantially diversified the scope of its work since the 1970’s, addressing more types of disabilities using more technologies, and, in particular, often now focusing on information technologies. RERC work also now often views users as integrated into an interdependent society through technologies that both people with and without disabilities co-use (such as the internet, wireless communication, and architecture). In addition, RERC research has evolved to view users as able at improving outcomes through learning, exercise, and plasticity (rather than being static), which can be optimally timed. We provide examples of rehabilitation technology innovation produced by the RERCs that illustrate this increasingly diversifying scope and evolving perspective. We conclude by discussing growth opportunities and possible future directions of the RERC program

    Training Competences in Industrial Risk Prevention with LegoÂź Serious PlayÂź: A Case Study

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    This paper proposes the use of the Lego¼ Serious Play¼ (LSP) methodology as a facilitating tool for the introduction of competences for Industrial Risk Prevention by engineering students from the industrial branch (electrical, electronic, mechanical and technological engineering), presenting the results obtained in the Universities of Cadiz and Seville in the academic years 2017–2019. Current Spanish legislation does not reserve any special legal attribution, nor does it require specific competence in occupational risk prevention for the regulated profession of a technical industrial engineer (Order CIN 351:2009), and only does so in a generic way for that of an industrial engineer (Order CIN 311:2009). However, these universities consider the training in occupational health and safety for these future graduates as an essential objective in order to develop them for their careers in the industry. The approach is based on a series of challenges proposed (risk assessments, safety inspections, accident investigations and fire protection measures, among others), thanks to the use of “gamification” dynamics with Lego¼ Serious Play¼. In order to carry the training out, a set of specific variables (industrial sector, legal and regulatory framework, business organization and production system), and transversal ones (leadership, teamwork, critical thinking and communication), are incorporated. Through group models, it is possible to identify dangerous situations, establish causes, share and discuss alternative proposals and analyze the economic, environmental and organizational impact of the technical solutions studied, as well as take the appropriate decisions, in a creative, stimulating, inclusive and innovative context. In this way, the theoretical knowledge which is acquired is applied to improve safety and health at work and foster the prevention of occupational risks, promoting the commitment, effort, motivation and proactive participation of the student teams.Spanish Ministry of Science, Innovation and Universities / European Social Fund: Ramón y Cajal contract (RYC-2017-22222

    On Characterizing the Data Movement Complexity of Computational DAGs for Parallel Execution

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    Technology trends are making the cost of data movement increasingly dominant, both in terms of energy and time, over the cost of performing arithmetic operations in computer systems. The fundamental ratio of aggregate data movement bandwidth to the total computational power (also referred to the machine balance parameter) in parallel computer systems is decreasing. It is there- fore of considerable importance to characterize the inherent data movement requirements of parallel algorithms, so that the minimal architectural balance parameters required to support it on future systems can be well understood. In this paper, we develop an extension of the well-known red-blue pebble game to develop lower bounds on the data movement complexity for the parallel execution of computational directed acyclic graphs (CDAGs) on parallel systems. We model multi-node multi-core parallel systems, with the total physical memory distributed across the nodes (that are connected through some interconnection network) and in a multi-level shared cache hierarchy for processors within a node. We also develop new techniques for lower bound characterization of non-homogeneous CDAGs. We demonstrate the use of the methodology by analyzing the CDAGs of several numerical algorithms, to develop lower bounds on data movement for their parallel execution
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