68,530 research outputs found

    A GRID-BASED E-LEARNING MODEL FOR OPEN UNIVERSITIES

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    E-learning has grown to become a widely accepted method of learning all over the world. As a result, many e-learning platforms which have been developed based on varying technologies were faced with some limitations ranging from storage capability, computing power, to availability or access to the learning support infrastructures. This has brought about the need to develop ways to effectively manage and share the limited resources available in the e-learning platform. Grid computing technology has the capability to enhance the quality of pedagogy on the e-learning platform. In this paper we propose a Grid-based e-learning model for Open Universities. An attribute of such universities is the setting up of multiple remotely located campuses within a country. The grid-based e-learning model presented in this work possesses the attributes of an elegant architectural framework that will facilitate efficient use of available e-learning resources and cost reduction, leading to general improvement of the overall quality of the operations of open universities

    A Grid-based e-learning model for Open Universities

    Get PDF
    E-learning has grown to become a widely accepted method of learning all over the world. As a result, many e-learning platforms which have been developed based on varying technologies were faced with some limitations ranging from storage capability, computing power, to availability or access to the learning support infrastructures. This has brought about the need to develop ways to effectively manage and share the limited resources available in the e-learning platform. Grid computing technology has the capability to enhance the quality of pedagogy on the e-learning platform. In this paper we propose a Grid-based e-learning model for Open Universities. An attribute of such universities is the setting up of multiple remotely located campuses within a country. The grid-based e-learning model presented in this work possesses the attributes of an elegant architectural framework that will facilitate efficient use of available e-learning resources and cost reduction, leading to general improvement of the overall quality of the operations of open universitie

    DRIVER Technology Watch Report

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    This report is part of the Discovery Workpackage (WP4) and is the third report out of four deliverables. The objective of this report is to give an overview of the latest technical developments in the world of digital repositories, digital libraries and beyond, in order to serve as theoretical and practical input for the technical DRIVER developments, especially those focused on enhanced publications. This report consists of two main parts, one part focuses on interoperability standards for enhanced publications, the other part consists of three subchapters, which give a landscape picture of current and surfacing technologies and communities crucial to DRIVER. These three subchapters contain the GRID, CRIS and LTP communities and technologies. Every chapter contains a theoretical explanation, followed by case studies and the outcomes and opportunities for DRIVER in this field

    Plotting virtuality : dimensions of eLearning space

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    The term eLearning enjoys wide currency, but is loosely employed. A lack of clarity as to its nature accompanies a lack of understanding as to its applications and appropriate use. These are important issues, as political, educational and commercial policy-makers need an informed frame of reference from which to make decisions regarding the employment of eLearning alongside or in the place of existing methods of education and training. There is also a need for accurate description of eLearning products for the clients who might use them. This paper seeks to provide contextual and internal analyses of eLearning as an initial stage in the process of creating such a frame of reference. Firstly, eLearning is located within a variety of education and training contexts so as to delineate its boundaries, and an overview is made of ways in which it is employed at higher education level within private, corporate and state-funded systems. Secondly, earlier conceptual models for eLearning are examined and a model is proposed comprising four dimensions of virtual space: course utility, study flexibility, delivery technology and learning paradigm. A graphical representation of the dimensional model is used to profile the different contexts for eLearning explored earlier; this method of visualisation affords ready comparison of the variety of ways in which eLearning is employed. Thirdly, a rationale is advanced for these dimensions, which are then discussed in relation to typical learning activities. Finally, consideration is given to how the dimensional model might be applied in the areas of learner appeal, course marketing, educational systems design and course quality evaluation

    Learning landscapes for universities: mapping the field [or] Beyond a seat in the lecture hall: a prolegemenon of learning landscapes in universities

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    This is the first in a series of project working papers. Its aim is to commence the development of a shared vocabulary so that visioning learning landscapes can be realised in the appropriate development of academic estate. The paper explores first, how the terminology of learning landscapes has been employed elsewhere. Secondly, its connections with university conceptualisations past and present are explored as this project aims to retain the strengths of traditional academic environments together with new designs. The impetus to its emergence is next reviewed , its constituent elements and any evidence of estates-related literature. Finally a definition is essayed. Includes an abbreviated version (p.11-14)

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    Lessons from the future: ICT scenarios and the education of teachers

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    This paper reviews significant events of the last 25 years in schools and teacher education in England and looks ahead to the next 25 years. Various scenarios for the future are examined and the potential is considered for new forms of teachers' initial education and continuing professional development using information and communications technology. It is concluded that the current centrally-controlled national system is increasingly inappropriate to present needs and will fracture under the combination of pressures of a commodified education market, learners' consumerist expectations of personalised provision, and networks of informal learning enabled by widespread access to portable communications technology. Four lessons from this future prediction are drawn, with recommendations for radical changes in government policy and orientation. © 2005 Taylor & Francis

    High-Performance Cloud Computing: A View of Scientific Applications

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    Scientific computing often requires the availability of a massive number of computers for performing large scale experiments. Traditionally, these needs have been addressed by using high-performance computing solutions and installed facilities such as clusters and super computers, which are difficult to setup, maintain, and operate. Cloud computing provides scientists with a completely new model of utilizing the computing infrastructure. Compute resources, storage resources, as well as applications, can be dynamically provisioned (and integrated within the existing infrastructure) on a pay per use basis. These resources can be released when they are no more needed. Such services are often offered within the context of a Service Level Agreement (SLA), which ensure the desired Quality of Service (QoS). Aneka, an enterprise Cloud computing solution, harnesses the power of compute resources by relying on private and public Clouds and delivers to users the desired QoS. Its flexible and service based infrastructure supports multiple programming paradigms that make Aneka address a variety of different scenarios: from finance applications to computational science. As examples of scientific computing in the Cloud, we present a preliminary case study on using Aneka for the classification of gene expression data and the execution of fMRI brain imaging workflow.Comment: 13 pages, 9 figures, conference pape
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