72 resultados para optimising compiler


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Purpose – The purpose of this paper is to put forward an innovative approach for reducing the variation between Type I and Type II errors in the context of ratio-based modeling of corporate collapse, without compromising the accuracy of the predictive model. Its contribution to the literature lies in resolving the problematic trade-off between predictive accuracy and variations between the two types of errors.

Design/methodology/approach – The methodological approach in this paper – called MCCCRA – utilizes a novel multi-classification matrix based on a combination of correlation and regression analysis, with the former being subject to optimisation criteria. In order to ascertain its accuracy in signaling collapse, MCCCRA is empirically tested against multiple discriminant analysis (MDA).

Findings –
Based on a data sample of 899 US publicly listed companies, the empirical results indicate that in addition to a high level of accuracy in signaling collapse, MCCCRA generates lower variability between Type I and Type II errors when compared to MDA.

Originality/value –
Although correlation and regression analysis are long-standing statistical tools, the optimisation constraints that are applied to the correlations are unique. Moreover, the multi-classification matrix is a first in signaling collapse. By providing economic insight into more stable financial modeling, these innovations make an original contribution to the literature.

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Health literacy is a multi-dimensional concept comprising a range of cognitive, affective, social, and personal skills and attributes. This paper describes the research and development protocol for a large communities-based collaborative project in Victoria, Australia that aims to identify and respond to health literacy issues for people with chronic conditions. The project, called Ophelia (OPtimising HEalth LIterAcy) Victoria, is a partnership between two universities, eight service organisations and the Victorian Government. Based on the identified issues, it will develop and pilot health literacy interventions across eight disparate health services to inform the creation of a health literacy response framework to improve health outcomes and reduce health inequalities.

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Purpose: To assess the feasibility of an intervention to improve participation in leisure activities of adolescents with physical impairments by changing aspects of the activity or environment.

Methods: A pre-test/post-test pilot study of a multi-strategy intervention was used to explore the effectiveness of the strategies and to determine whether the intervention was practical to apply in a community setting. The intervention involved establishing adolescent and family focused goals, measuring and addressing environmental barriers and building activity performance skills. The Goal Attainment Scale (GAS) and the Canadian Occupational Performance Measure measured outcomes.

Results: Eight participants (aged 12–19 years; five males) with physical disabilities set participation goals using a structured approach. Analysis of personal and environmental barriers and facilitators for participation guided the choice of intervention strategies to support goal attainment. The natural environment, government policies and availability of transport were identified as the most frequent barriers to participation in leisure. Support to secure appropriate devices to enable participation was commonly required. As a group, attainment of 12 of 17 GAS goals, and progress on four more goals, was demonstrated.

Conclusions: The intervention model was applicable and practical to use in a community therapy setting and the majority of the participation goals set were achieved.

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This research focuses on a major health priority for Australia by addressing existing gaps in the implementation of nursing informatics solutions in healthcare. It serves to inform the successful deployment of IT solutions designed to support patient-centered, frontline acute healthcare delivery by multidisciplinary care teams. The outcomes can guide future evaluations of the contribution of IT solutions to the efficiency, safety and quality of care delivery in acute hospital settings.

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Differences in physiological, physical, and technical demands of small-sided basketball games related to the number of players, court size, and work-to-rest ratios are not well characterised. A controlled trial was conducted to compare the influence of number of players (2v2/4v4), court size (half/full court) and work-to-rest ratios (4x2.5 min/2x5 min) on the demands of small-sided games. Sixteen elite male and female junior players (aged 15-19 years) completed eight variations of a small-sided game in randomised order over a six-week period. Heart rate responses and rating of perceived exertion (RPE) were measured to assess the physiological load. Movement patterns and technical elements were assessed by video analysis. There were ∼60% more technical elements in 2v2 and ∼20% more in half court games. Heart rate (86 ± 4% & 83 ± 5% of maximum; mean ± SD) and RPE (8 ± 2 & 6 ± 2; scale 1-10) were moderately higher in 2v2 than 4v4 small-sided games, respectively. The 2v2 format elicited substantially more sprints (36 ±12%; mean ±90% confidence limits) and high intensity shuffling (75 ±17%) than 4v4. Full court games required substantially more jogging (9 ±6%) compared to half court games. Fewer players in small-sided basketball games substantially increases the technical, physiological and physical demands.

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Aims & rationale/Objectives : This paper examines the extent to which different models of community pharmacist continuing education (CE) are evidence-based. It also describes the impact of varying education models on attendance and attitudes within the profession.

Methods : A literature review was conducted to establish principles that should be applied to health professional education, and pharmacy in particular. Interviews were conducted with representatives from four organisations involved in the education of pharmacists to understand their current models. Four focus groups were held with community pharmacists to understand their educational experiences and attitudes.

Principal findings : The purpose of CE is to improve the clinical performance of health practitioners. Literature examining outcomes from CE underlines the importance of adult learning principles. Focus groups supported the view that consideration of these principles is beneficial. These principles, including problem-based learning, clinical applicability, relevance, and active involvement in the learning process, are currently incorporated into educational models to varying extents. Access problems such as cost, distance, insufficient flexibility in delivery, and poor promotion of educational opportunities prevent many pharmacists from taking responsibility for their own learning. A lack of appropriate assessment by some registering authorities is counterproductive to achieving CE outcomes in clinical practice. Participants already engaged in continuing professional development (CPD) agreed with the principles of its introduction.

Discussion : Optimising outcomes from CE requires considerable input from numerous stakeholders. The recent introduction of mandatory pharmacist CPD across Australia should encourage an individual focus on learning outcomes. Focus group participants are likely to be education enthusiasts and may not represent the views of the entire profession.

Implications : This study identifies the need for a system-wide approach for achieving outcomes from CE. It is therefore advisable that a coordinated strategy be developed by all stakeholders for education delivery so as to optimise the impact of CE.

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Background. Health literacy is the ability to access, understand, and use information and services for good health. Among people with chronic conditions, health literacy requirements for effective self-management are high. The Optimising Health Literacy and Access (Ophelia) study engaged diverse organisations in the codesign of interventions involving the Health Literacy Questionnaire (HLQ) needs assessment, followed by development and evaluation of interventions addressing identified needs. This study reports the process and outcomes of one of the nine organisations, the Royal District Nursing Service (RDNS).

Methods. Participants were home nursing clients with diabetes. The intervention included tailored diabetes self-management education according to preferred learning style, a standardised diabetes education tool, resources, and teach-back method.

Results. Needs analysis of 113 quota-sampled clients showed difficulties managing health and finding and appraising health information. The service-wide diabetes education intervention was applied to 24 clients. The intervention was well received by clients and nurses. Positive impacts on clients' diabetes knowledge and behaviour were seen and nurses reported clear benefits to their practice.

Conclusion. A structured method that supports healthcare services to codesign interventions that respond to the health literacy needs of their clients can lead to evidence-informed, sustainable practice changes that support clients to better understand effective diabetes self-management.