31 resultados para Computers in teaching
Resumo:
The purpose of this paper, which builds on an earlier paper published in this Journal (Vol. 20, No. 6), is to develop the discussion around how English has been taught, used and perceived in Kenya, using data gathered from a small second-level English-medium school in Kenya. The complex relationships between language and identity are at work in the everyday routines of both staff and pupils within such a context. The paper seeks to set out a clear methodology for gathering data which could help describe these relationships with more clarity while also subjecting the data to analysis informed by the growing body of research and theory that focuses on language policy in post-colonial and neo-colonial settings. Finally, these pieces of data are used as the basis of a further exploration of the implications for classroom practice in teaching English in this environment.
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Reflective practice has become an increasingly influential idea in social work education and, in the UK context, it has recently been acknowledged as key to ensuring that social workers are better equipped to engage in complex decision making and effective practice. However, there remains a lack of clarity about how this concept is defined and operationalised in teaching and learning and there has been little systematic empirical examination of its utility in facilitating professional development. Drawing on research with undergraduates at Queen's University Belfast, this paper aims to develop understanding of students' experience of reflective practice. The results suggest that agency systems that have become over-reliant on rules and procedures present formidable obstacles to learning both at an individual and at an organisational level. The paper argues that the relationship between how reflective practice is taught and how it is enacted in practice needs to be better understood if such obstacles are to be overcome. The paper concludes by considering the implications of the findings for developing reflective practice in social work education and practice and highlights the challenges that need to be addressed if reflection and critical thinking are to become more firmly embedded within agency systems and practice cultures.
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Summary of the process through which the After Slavery website was conceived and constructed, including a brief survey of debates on use of online resources in teaching.
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This paper is concerned with the development of digital humanities infrastructure – tools and resources which make using existing e-content easier to discover, utilise and embed in teaching and research. The past development of digital content in the humanities (in the United Kingdom) is considered with its resource-focused approach, as are current barriers facing digital humanities as a discipline. Existing impacts from e-infrastructure are discussed, based largely on the authors’ own discrete or collaborative projects. This paper argues that we need to consider further how digital resources are actually used, and the ways in which future digital resources might enable new types of research questions to be asked. It considers the potential for such enabling resources to advance digital humanities significantly in the near future.
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An algorithm has been developed for a Public Access Defibrillator which utilizes distinctive features from the impedance cardiogram (ICG) recorded via defibrillator pads to advise both lay users and minimally trained bystanders to ensure CPR effectiveness. Following ethical approval, data were collected and marked. CPR was administered by trained personnel. 211 cases were gathered and the training set included 106 cases. A retrospective analysis was carried out of simultaneously recorded ECG and ICG. The speed of compressions was calculated by counting the outstanding waves in the ICG during CPR. Also if the base-to-peak amplitude of the ICG is greater than a minimum threshold, the corresponding compressions were classified as being applied with adequate force. For the validation set, adequate speed was detected with 91.45% sensitivity and 96.27% specificity (79826s) and adequate force with 99.94% sensitivity and 97.91% specificity (91973s). © 2011 CCAL.
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Aim: This paper is a review protocol that will be used to identify, critically appraise and synthesize the best current evidence relating to the use of online learning and blended learning approaches in teaching clinical skills in undergraduate nursing.
Background: Although previous systematic reviews on online learning versus face to face learning have been undertaken (Cavanaugh et al. 2010, Cook et al. 2010), a systematic review on the impact of online learning and blended learning for teaching clinical skills has yet to be considered in undergraduate nursing. By reviewing nursing students’ online learning experiences, systems can potentially be designed to ensure all students’ are supported appropriately to meet their learning needs.
Methods/Design: The key objectives of the review are to evaluate how online-learning teaching strategies assist nursing students learn; to evaluate the students satisfaction with this form of teaching; to explore the variety of online-learning strategies used; to determine what online-learning strategies are more effective and to determine if supplementary face to face instruction enhances learning. A search of the following databases will be made MEDLINE, CINAHL, BREI, ERIC and AUEI. This review will follow the Joanna Briggs Institute guidance for systematic reviews of quantitative and qualitative research.
Conclusion: This review intends to report on a combination of student experience and learning outcomes therefore increasing its utility for educators and curriculum developers involved in healthcare education.
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Aim: To determine whether the use of an online or blended learning paradigm has the potential to enhance the teaching of clinical skills in undergraduate nursing.
Background: The need to adequately support and develop students in clinical skills is now arguably more important than previously considered due to reductions in practice opportunities. Online and blended teaching methods are being developed to try and meet this requirement, but knowledge about their effectiveness in teaching clinical skills is limited.
Design: Mixed methods systematic review, which follows the Joanna Briggs Institute User guide version 5.
Data Sources: Computerized searches of five databases were undertaken for the period 1995-August 2013.
Review Methods: Critical appraisal and data extraction were undertaken using Joanna Briggs Institute tools for experimental/observational studies and interpretative and critical research. A narrative synthesis was used to report results.
Results: Nineteen published papers were identified. Seventeen papers reported on online approaches and only two papers reported on a blended approach. The synthesis of findings focused on the following four areas: performance/clinical skill, knowledge, self-efficacy/clinical confidence and user experience/satisfaction. The e-learning interventions used varied throughout all the studies.
Conclusion: The available evidence suggests that online learning for teaching clinical skills is no less effective than traditional means. Highlighted by this review is the lack of available evidence on the implementation of a blended learning approach to teaching clinical skills in undergraduate nurse education. Further research is required to assess the effectiveness of this teaching methodology.
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This paper considers the tension that can exist in the aims of religious education between the desire to encourage open-minded, critical thinking through exposure to diverse traditions, ideas and cultures and the encouragement, overt or otherwise, into uniformity whereby learners take on the values of a particular tradition, culture or ideology (say of a religion, family or school). The particular situation of teaching religious education to post-primary school pupils in Northern Ireland is considered, and evidence cited to suggest that the Northern Ireland Core Syllabus in Religious Education has tried to impose a particular non-denominational Christian uniformity on pupils and teachers through its use of religious language. This has contributed to a culture of 'avoidance' in relation to the teaching of broad Christian diversity. The article concludes that there is a need for an ongoing and meaningful dialogue to discover what kind of balance between uniformity and diversity is best in teaching religious education in Northern Ireland, and notes that this also requires the reassessment of fundamental issues such as the aims of education and the relationship between secular and religious values in publicly funded schools. © 2004 Christian Education.
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Balance maintenance relies on a complex interplay between many different sensory modalities. Although optimal multisensory processing is thought to decline with ageing, inefficient integration is particularly associated with falls in older adults. We investigated whether improved balance control, following a novel balance training intervention, was associated with more efficient multisensory integration in older adults, particularly those who have fallen in the past. Specifically, 76 healthy and fall-prone older adults were allocated to either a balance training programme conducted over 5 weeks or to a passive control condition. Balance training involved a VR display in which the on-screen position of a target object was controlled by shifts in postural balance on a Wii balance board. Susceptibility to the sound-induced flash illusion, before and after the intervention (or control condition), was used as a measure of multisensory function. Whilst balance and postural control improved for all participants assigned to the Intervention group, improved functional balance was correlated with more efficient multisensory processing in the fall-prone older adults only. Our findings add to growing evidence suggesting important links between balance control and multisensory interactions in the ageing brain and have implications for the development of interventions designed to reduce the risk of falls.
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Background: Large-scale biological jobs on high-performance computing systems require manual intervention if one or more computing cores on which they execute fail. This places not only a cost on the maintenance of the job, but also a cost on the time taken for reinstating the job and the risk of losing data and execution accomplished by the job before it failed. Approaches which can proactively detect computing core failures and take action to relocate the computing core's job onto reliable cores can make a significant step towards automating fault tolerance. Method: This paper describes an experimental investigation into the use of multi-agent approaches for fault tolerance. Two approaches are studied, the first at the job level and the second at the core level. The approaches are investigated for single core failure scenarios that can occur in the execution of parallel reduction algorithms on computer clusters. A third approach is proposed that incorporates multi-agent technology both at the job and core level. Experiments are pursued in the context of genome searching, a popular computational biology application. Result: The key conclusion is that the approaches proposed are feasible for automating fault tolerance in high-performance computing systems with minimal human intervention. In a typical experiment in which the fault tolerance is studied, centralised and decentralised checkpointing approaches on an average add 90% to the actual time for executing the job. On the other hand, in the same experiment the multi-agent approaches add only 10% to the overall execution time
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Key content
- Trainees face many challenges in learning the skill set required to perform laparoscopic surgery.
- The time spent in the operating room has been detrimentally impacted upon since the implementation of the European Working Time Directive. In order to address the deficit, surgical educators have looked to the benefits enjoyed in the aviation and sports industries in using simulation training.
Learning objectives
- To summarise the current understanding of the neuropsychological basis of learning a psychomotor skill.
- To clarify factors that influence the acquisition of these skills.
- To summarise how this information can be used in teaching and assessment of laparoscopic skills.
Ethical issues
- The use of virtual reality simulators may be able to form a part of the aptitude assessment in the selection process, in order to identify trainees with the desired attributes to progress into the training programmes. However, as skill improves with practice, is it ethical to exclude novices with poor initial performance assessment before allowing them the opportunities to improve?