The level of research that e-voting has attracted is a testimony its importance as key element in the implementation e-government. It argued ease with which voting can be performed will increase participation and enhance accountability. This convenience however, generates set specific requirements, not least ability underlying distributed system to model behaviour manual systems. More specifically, elimination direct physical intervention entails careful management implications virtual...

Traditional e-learning systems have been, typically, designed for a generic learner, irrespective of individual knowledge, skills and learning styles. In contrast, adaptive can enhance by taking into account different learner characteristics personalising material. Although large number incorporating style been deployed, there is lack comprehensive, comparative evaluations. This paper attempts to bridge this gap comparing systems. It considers three main perspectives: the model, domain model...

The leasing of idle computing resources over the net is one way to motivate more participants join grid computation initiative. Since participating parties are independent bodies, negotiation activities required. In this research, we propose a new automated mechanism that allows each party reach an agreement. includes two methods: co-evolutionary method and game theory based trusted third mediated facilitate automation between participants. This them state exhibits Pareto efficiency Nash...

The open grid services infrastructure (OGSI) defines a distributed system framework by integrating and Web technologies to facilitate resource sharing. In OGSI, are supplemented with additional features in order meet the requirements of computing. However, issue service composition is not well addressed OGSI framework. We apply BPEL4WS (business process execution language for services) as business workflow description services. provide an depth analysis terms their similarities differences...

With the advent of Cloud computing massively scalable and cost effective IT resources can be accessed used seamlessly. Various APIs are made available for manipulating infrastructure its data models applying deployment tools. promotes a new approach to software development. In particular, development team must bridge gap between requirement clients facilities on Cloud. This complexity might inevitably result in higher potentially unsatisfactory results. this paper method bridging view is...

This paper focuses on interaction protocols and topologies of multiagent systems (MASs) for task allocation, particularly in manufacturing application. Resource agents are members a network whose possible logical governing protocol influence the scheduling control MAS. Four models presented this paper, each having specific rules characteristics allocation. Two out four use well-known standard method [contract-net (CNP)], while others proposed paper. The newly based ring topology algorithms...

Market-based mechanisms such as the contract net protocol (CNP) are very popular for dynamic job allocation in distributed manufacturing control and scheduling. The CNP can be deployed with different configurations of system elements. Every configuration corresponds to a basic or hybrid topology. subject topology is generally discussed field "distributed systems." Inspired from notion systems, this paper proposes ring-like model competitor web-like CNP-based within concept holonic systems....

Traditional e-learning systems are typically designed for generic learners irrespective of individual requirements. In contrast, adaptive take into account learner characteristics such as learning style and level knowledge in order to provide more personalised learning. The contribution this paper is threefold. First, a framework aimed at enhancing proposed. Second, specific approach adaptivity based on put forward within the framework. Third, validated evaluated determine their...

Teaching computer security is one of the most challenging tasks in science, because need to successfully integrate abstract concepts and practical applications. Several e-learning systems have been developed address this issue. However, they usually provide same material sequence irrespective characteristics students, such as their knowledge level learning style. In paper, an approach style adaptivity proposed for teaching security. An system was more personalised adaptive learning, based on...

Designing effective and usable adaptive e-learning systems represents a challenge because of the complexity which arises when meeting needs learners. This is compounded by lack well-designed experimental evaluations in general, their usability effectiveness particular. paper offers an evaluation effect adaptation, taking into account both perceived level learning effectiveness. A controlled experiment was conducted with 75 participants produced significant results. They indicate that version...

Concern over student progression and retention is driving the systematic analysis of vast amount data recorded in institutional sets learning management systems (LMS) sets. This motivated by belief that analytics will help uncover patterns behaviour predict performance, thus facilitate deployment supportive educational interventions. paper concerned with investigation a Nigerian university, predictive impact its attributes on measured terms cumulative grade point average (CGPA). The...

This paper is concerned with the issue of low quality web search results and ways improving it. Information sources are exponentially increasing on making it increasingly difficult to get relevant information. The depends two factors: information needs users searching techniques. In order improve necessary have about user requirements. attempts address through profiling technique, where profiles can be explicitly specified or implicitly generated. proposed approach in this based explicit...

Concern over student engagement has highlighted the inability of learning management systems (LMS) to accommodate social side learning. The emergence networks and their widespread adoption by students opened new avenues for mediating different modes This work seeks capitalise on informal interactions networks, structure programmes multiple facets collaborative approaches, in order enhance engagement. These are integrated into a framework which supports non-formal facilitates knowledge...

One of the central issues in facilitating mobile teamwork is creation and establishment teams from autonomous agents. It widely accepted that team building assumes an expression agreement on, common interests. The paper describes approach to provision mechanisms facilitate help resolve conflict through automated negotiation. negotiation mechanism implemented by a combination game theory co-evolutionary approach. This scheme involves process iterates over generation set strategies approach,...

It is widely acknowledged that the acceptance of eLearning frameworks requires adoption of, and compliance with standards. This requirement especially relevant to design delivery courseware. We are concerned learning content provision mediated by a management system (LMS), which complies instructional (IMS) The requirements for LMS, as tool course management, specified through different perspectives. Issues related creation identified addressed from perspectives instructor, learner, well...

Multiprocessors, networks of workstations and cluster computers have well served the computational needs simulation community by supporting distributed simulations larger models. However, application to more complex problems calls for ever power. The emergence grid provides an unrivalled opportunity address this problem thus facilitate advances in modelling analysis large-scale systems harnessing power many computers. aim paper is present a framework execution optimistic discrete event on...

The increasing availability of open and large e-learning repositories the advent distributed technologies such as Web services have led to a renewed interest in e-learning. Composition rather than aggregation is seen way forward design implementation learning paths. In this paper, framework for courseware composition presented terms workflow management semantic technologies. order cater needs learners provide flexible content, compositional platform, BPEL4WS, enhanced by introduction virtual...

Initiatives based on learning style adaptation are often marked by a lack of experimental evaluation their efficacy in general and student satisfaction particular. A high level can increase the motivation students, engagement experience, therefore improve learning. This paper is concerned with investigation effect students' satisfaction. An adaptive approach, which involves construction personalised paths style, was implemented an e-learning system. controlled experiment this environment...

Web service composition is now seen as a focal point of research, especially mechanisms for the coordination distributed tasks are acquiring more importance. Models such BPEL4WS can cater local and centralised coordination. There is, however, need to reconcile different technologies on wider scale. This requires development efficient flexible frameworks in order ensure optimal use applications. The work presented this paper concerned with compositional framework, which brings together grid...

This paper is concerned with the presentation of a collaborative recommendation system that implements cascade strategies in order to support learning process. Similarities between learners are determined by taking advantage underlying implicit or explicit personalization and non-personalised modes interaction. In personalised approach profiles based on patterns behaviour learners, while generated from results questionnaire style. The non-personalisation relies cumulative intervention...