13,904 research outputs found

    The Ontario Universities’ Teaching Evaluation Toolkit: Feasibility Study

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    This feasibility study (the first of three phases) sought to develop a framework for improvement-oriented formative and summative assessment of teaching in Ontario. It is intended to inform future developments in teaching evaluation in the Province, and to offer a well-contextualized understanding of what the goals of teaching evaluation ought to be, what the challenges are, and the kinds of initiatives and infrastructure that would best promote the evolution of a data- informed and inquiry-inspiring approach to evaluating and improving teaching. Our institutionally-based project teams identified and examined leading teaching evaluation practices in use internationally, compared to those in use in the Ontario context, and identified a range of aggregate data and technical tool elements to be considered when moving forward.https://scholar.uwindsor.ca/ctlreports/1003/thumbnail.jp

    ASCR/HEP Exascale Requirements Review Report

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    This draft report summarizes and details the findings, results, and recommendations derived from the ASCR/HEP Exascale Requirements Review meeting held in June, 2015. The main conclusions are as follows. 1) Larger, more capable computing and data facilities are needed to support HEP science goals in all three frontiers: Energy, Intensity, and Cosmic. The expected scale of the demand at the 2025 timescale is at least two orders of magnitude -- and in some cases greater -- than that available currently. 2) The growth rate of data produced by simulations is overwhelming the current ability, of both facilities and researchers, to store and analyze it. Additional resources and new techniques for data analysis are urgently needed. 3) Data rates and volumes from HEP experimental facilities are also straining the ability to store and analyze large and complex data volumes. Appropriately configured leadership-class facilities can play a transformational role in enabling scientific discovery from these datasets. 4) A close integration of HPC simulation and data analysis will aid greatly in interpreting results from HEP experiments. Such an integration will minimize data movement and facilitate interdependent workflows. 5) Long-range planning between HEP and ASCR will be required to meet HEP's research needs. To best use ASCR HPC resources the experimental HEP program needs a) an established long-term plan for access to ASCR computational and data resources, b) an ability to map workflows onto HPC resources, c) the ability for ASCR facilities to accommodate workflows run by collaborations that can have thousands of individual members, d) to transition codes to the next-generation HPC platforms that will be available at ASCR facilities, e) to build up and train a workforce capable of developing and using simulations and analysis to support HEP scientific research on next-generation systems.Comment: 77 pages, 13 Figures; draft report, subject to further revisio

    China's vocational and technical training

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    China has embarked on a series of reforms designed to improve the efficiency of productive enterprises through the introduction of elements of a competitive market economy. Vocational and technical education and training (VTE) is to be expanded and improved to meet the skilled labor requirements of a changing economy. The efficiency of the VTE system in meeting changing requirements for skilled labor depends in large part on effective planning and linkages with employment. This study analyzes VTE planning and labor market linkages in the context of the economic reforms, and in comparison with the vocational education and training systems in other countries.Teaching and Learning,Health Monitoring&Evaluation,Curriculum&Instruction,Gender and Education,Tertiary Education

    Hard Lessons about Philanthropy & Community Change from the Neighborhood Improvement Initiative

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    Between 1996 and 2006, the William and Flora Hewlett Foundation invested over $20 million in the Neighborhood Improvement Initiative (NII), an ambitious effort to help three neighborhoods in the Bay Area reduce poverty and develop new leaders, better services, more capable organizations, and stronger connections to resources. On some counts NII succeeded, and on others it struggled mightily. In the end, despite some important accomplishments, NII did not fulfill its participants' hopes and expectations for broad, deep, and sustainable community change. In those accomplishments and shortcomings, and in the strategies that produced them, however, lies a story whose relevance exceeds the boundaries of a single initiative. Our goal is to examine this story in the context of other foundation sponsored initiatives to see if it can help philanthropy support community change and other types of long-term, community-based initiatives more effectively.As we began to review materials and conduct interviews, we learned of NII's accomplishments in each neighborhood, including new organizations incubated, new services stimulated, and new leaders helped to emerge. We also quickly discovered multiple, and often conflicting, perspectives on NII's design, implementation, and outcomes that were hard to reconcile. Some of this Rashomon effect is to be expected in a complex, long-term community change initiative that evolves over time with changing players. Some can also be attributed to the different dynamics and trajectories in each of the three sites.We have tried to describe all points of view as accurately as possible without favoring any one perspective. Moreover, we have tried to look beyond the lessons drawn exclusively from NII and to position all of these varied opinions within a broader field-wide perspective, wherever possible.The frustrations of NII's participants and sponsors are mirrored in many other foundations' major initiatives. Indeed, our reviewers -- who have been involved in many such initiatives as funders, evaluators, technical assistance providers, and intermediaries -- all underscored how familiar they were with the challenges and pitfalls described here, both those related specifically to community change efforts and those pertinent to other initiatives. Because the opportunity to discuss the frustrations candidly has been limited, however, they often are relegated to concerns expressed sotto voce. So it was particularly important throughout the review to solicit from our interviewees ideas or suggestions for improving their work together. We offer these along with our own observations as a way to stimulate further reflection and debate, because we believe that philanthropy has an important role to play in improving outcomes for poor communities and their residents. Few foundations have been willing to contribute to this level of honest and sometimes painful public dialogue. But by commissioning this retrospective analysis, the Hewlett Foundation demonstrates a desire to help the field learn and move forward, and we applaud that

    Disability Employment Policy

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    This paper is the first in a series aimed at analyzing disability employment policy and developing recommendations for policy reform in middle income countries. As the first paper in this series, this study provides a general overview of the relationship between disability and employment, focusing primarily on disability employment policies in OECD countries. It discusses how well these policies address the dual functions of integration and income security, and reports on recent trends. A variety of policy tools are examined: full and partial disability cash benefits, vocational rehabilitation and training, supported work, sheltered and public sector employment, hiring quotas, tax incentives for employers, and anti-discrimination laws. A general set of recommendations are offered on designing disability employment policies in emerging economies

    The Experiences of Employers of Work Placement: A Quantity Surveying Perspective

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    This phenomenological study examines the employers’ experiences of student work placement in quantity surveying practices. The principal aim of the research is to provide a composite comprehensive description of the work placement educational approach as experienced by of quantity surveying employers by presenting the issues, benefits and drawbacks associated with the approach. The research design is interpretivist and qualitative in nature. The data was gathered through a series of one pilot and four phenomenological interviews with senior representatives of the quantity surveying profession. The primary concern was to gather rich and deep data which would allow a credible account of the approach to be composed from the employers’ perspective. The design recognises the limitations of the research and acknowledges that the findings are not exhaustive. The research has established the following main findings: The participants reported highly positive experiences of employing work placement students and that the approach works well in practice. It emerged, however, that smaller practices experienced some difficulties in securing placement students and that the larger quantity surveying practices and construction companies were better placed to recruit placement students. The participants expected the placement student to be capable of carrying out basic measurement tasks under supervision within a team structure to support the production of a range of tender and cost planning documents. The participants commented favourably about the students’ ability to perform these tasks. The participants reported that the College, in general, maintained a background presence and allowed the participants a high degree of autonomy in managing the students’ experience. The participants considered their function was to provide the students with good experience and encouraged the students to apply for membership of the professional institutions. They maintained a high degree of control and supervision over the students and were aware of their status as learners. The participants felt that the work placement approach provided valuable opportunities to recruit short term staff and vet them as potential full-time employees. They reported few problems which would not be encountered in employing young staff in any case. In general they consider work placement graduates to be more employable than their full time equivalents. The principle conclusion is that there is a strong argument for adopting and implementing a work placement approach in quantity surveying education courses

    Transforming employment support for individuals with health conditions? : 3Cs to the aid of the work, health and disability green paper

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    The UK's recent Improving Lives Green Paper, and the new joint Work and Health Unit that penned it, offers a genuine window of opportunity for much-needed transformative change in service user experiences and system performance around health-related unemployment. Its analysis of the current system problems and its articulation of the UK's need for a better integrated future work-health system are well-considered. Its proposed reforms to bridge the gap are, however, inadequate. Focusing on this conversion gap, the article highlights the central but neglected role of three Cs (capacity, conditionality, connectivity) urgently needed to come to the aid of the Green Paper vision if it is to realise its potential

    Improving Community Adaptation Outcomes for Youth Graduating from Residential Mental Health Programs: A Synthesis Review (FULL REPORT)

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    The focus of this synthesis review was to understand the capacity of systems of care and integrated program models to foster successful community adaptation for children and youth graduating from children\u27s residential mental health treatment

    Achieving High Reliability and Efficiency in Maintaining Large-Scale Storage Systems through Optimal Resource Provisioning and Data Placement

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    With the explosive increase in the amount of data being generated by various applications, large-scale distributed and parallel storage systems have become common data storage solutions and been widely deployed and utilized in both industry and academia. While these high performance storage systems significantly accelerate the data storage and retrieval, they also bring some critical issues in system maintenance and management. In this dissertation, I propose three methodologies to address three of these critical issues. First, I develop an optimal resource management and spare provisioning model to minimize the impact brought by component failures and ensure a highly operational experience in maintaining large-scale storage systems. Second, in order to cost-effectively integrate solid-state drives (SSD) into large-scale storage systems, I design a holistic algorithm which can adaptively predict the popularity of data objects by leveraging temporal locality in their access pattern and adjust their placement among solid-state drives and regular hard disk drives so that the data access throughput as well as the storage space efficiency of the large-scale heterogeneous storage systems can be improved. Finally, I propose a new checkpoint placement optimization model which can maximize the computation efficiency of large-scale scientific applications while guarantee the endurance requirements of the SSD-based burst buffer in high performance hierarchical storage systems. All these models and algorithms are validated through extensive evaluation using data collected from deployed large-scale storage systems and the evaluation results demonstrate our models and algorithms can significantly improve the reliability and efficiency of large-scale distributed and parallel storage systems

    Heterogeneity aware fault tolerance for extreme scale computing

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    Upcoming Extreme Scale, or Exascale, Computing Systems are expected to deliver a peak performance of at least 10^18 floating point operations per second (FLOPS), primarily through significant expansion in scale. A major concern for such large scale systems, however, is how to deal with failures in the system. This is because the impact of failures on system efficiency, while utilizing existing fault tolerance techniques, generally also increases with scale. Hence, current research effort in this area has been directed at optimizing various aspects of fault tolerance techniques to reduce their overhead at scale. One characteristic that has been overlooked so far, however, is heterogeneity, specifically in the rate at which individual components of the underlying system fail, and in the execution profile of a parallel application running on such a system. In this thesis, we investigate the implications of such types of heterogeneity for fault tolerance in large scale high performance computing (HPC) systems. To that end, we 1) study how knowledge of heterogeneity in system failure likelihoods can be utilized to make current fault tolerance schemes more efficient, 2) assess the feasibility of utilizing application imbalance for improved fault tolerance at scale, and 3) propose and evaluate changes to system level resource managers in order to achieve reliable job placement over resources with unequal failure likelihoods. The results in this thesis, taken together, demonstrate that heterogeneity in failure likelihoods significantly changes the landscape of fault tolerance for large scale HPC systems
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