192 research outputs found

    On-line communities

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    Web-based course design

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    ALT-C 2010 - Conference Proceedings

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    On-line communities

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    The term 'virtual communities' has increasingly been applied to communication networks in which the participants focussed on a common topic are not located in the same geographical place, but are distributed across the globe. Unfortunately the term seems to have almost as many definitions and descriptions as the 'traditional' communities of place, and arguments still emerge as to what is and is not an online community. Yet it is important that we have at least a clear working definition, even if we amend or reject this subsequently. We cannot begin to clarify how online communities actually function, nor compare their successes and failures to the operations of a physical 'on-site' community, if we cannot agree what constitutes such a community, and by definition, what does not. This is not as easy as it may seem. The difficulty is that 'community' appears to mean different things to different groups of people, some of whom even deny that there is such a concept, or that it is a useful way of thinking. Though most early work related to the concept of community as a physical territory where residents interact, there was also a contrasting view of community as 'an interactional field held together by the human need to interact with other human beings' (Allen, 1993, p.156). Due to the ability to utilise the internet to create abstract places (virtual offices, hybrid libraries, online work spaces, and spaces for peer-to-peer interactive games), representations of the self (online identities), and abstract interactions (with other identities and with automated tasks), (Streibel, 1998) it is this latter view of community which has come to be applied to online social networks. This is perhaps unfortunate, as an increasing number of formal and non-formal online communities are being utilised to sustain some very meaningful and substantial learning support activities for learners in higher education

    Nonunital spectral triples and metric completeness in unbounded KK-theory

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    By considering the general properties of approximate units in differentiable algebras, we are able to present a unified approach to characterising completeness of spectral metric spaces, existence of connections on modules, and the lifting of Kasparov products to the unbounded category. In particular, by strengthening Kasparov's technical theorem, we show that given any two composable KK-classes, we can find unbounded representatives whose product can be constructed to yield an unbounded representative of the Kasparov product.Comment: 65 page

    Post-school education in shrinking rural regions: experiences and solutions from Scotland and Sweden

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    Abstract   Against the backdrop of shrinking populations, new strategies for maintaining services of general interest in European rural areas are required at both a European and a German level. With regard to this, the field of post-school education as a service of general interest is seen as playing an important role with considerable effects on regional development processes. Educational institutions, traditionally highly centralised, have been shown to influence decisions on staying in or leaving rural areas and thus can further intensify regional demographic developments. In this paper, we examine two examples of post-school educational opportunities in Scotland and Sweden that have been able to establish themselves in a rural setting affected by shrinking trends. Our interpretation is that the continued stability of these examples is due to the ability of local actors to utilise local resources in a meaningful way. The aim of this paper is therefore to contribute to a structured understanding of how local actors manage limited resources to provide services of general interest in the environment of rural, sparsely populated regions in the long term. To enable a systematised analysis of our data, we use an analytical framework originally developed to understand the resources generated by informal planning practices in rural areas
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