126 resultados para Autoregressive moving average (ARMA)


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This article introduces the conceptual practice tool of ‘The Vortex of Violence’ and one suggested practice model for utilising the vortex of violence in practice with women who have experienced a domestic violence relationship. The practice tool and model are an expansion of ‘The Cycle of Violence’ that shifts the focus from explanation of the dynamics of abusive relationships to the exploration of the lived experience of women and the development of a personal/therapeutic template for healing and reclaiming of their lives.

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This paper proposes a practical and cost-effective approach to construct a fully distributed roadside communication infrastructure to facilitate the localized content dissemination to vehicles in the urban area. The proposed infrastructure is composed of distributed lightweight low-cost devices called roadside buffers (RSBs), where each RSB has the limited buffer storage and is able to transmit wirelessly the cached contents to fast-moving vehicles. To enable the distributed RSBs working toward the global optimal performance (e.g., minimal average file download delays), we propose a fully distributed algorithm to determine optimally the content replication strategy at RSBs. Specifically, we first develop a generic analytical model to evaluate the download delay of files, given the probability density of file distribution at RSBs. Then, we formulate the RSB content replication process as an optimization problem and devise a fully distributed content replication scheme accordingly to enable vehicles to recommend intelligently the desirable content files to RSBs. The proposed infrastructure is designed to optimize the global network utility, which accounts for the integrated download experience of users and the download demands of files. Using extensive simulations, we validate the effectiveness of the proposed infrastructure and show that the proposed distributed protocol can approach to the optimal performance and can significantly outperform the traditional heuristics.

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 This report is an investigation of the research literature on Moving Bed Biofilm Reactor (MBBR) wastewater treatment, in particular examining the available literature relating to retrofitting MBBR technology to existing treatment plants and the operating costs of MBBR plants. A primary literature review was conducted using relevant online research databases, and the references listed in the first round of discovered documents were also examined to identify any other useful literature.

This report presents:
• a literature review based on the discovered relevant documents;
• a summary of the main findings; and
• a list of references.

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This article focuses on the tensions between national and international testing, educational policy and professionalism for middle school English teachers. I argue that state and federal government(s) are responding to the impact of Australia's falling results on the international testing in PISA (Programme for International Student Assessment) through the usage of their own testing program, the National Assessment Program for Literacy and Numeracy (NAPLAN). The publication of NAPLAN results on the MySchool website in a searchable and comparable form has been detrimental to many schools and has pushed these schools into "emergency mode", as they struggle to improve their scores. At the same time, the results from recent PISA examinations reveal extensive inequities in educational outcomes across Australia, as well as some consistent general trends in the Australian data. I use the metaphor of the hospital emergency department to explore this situation. Drawing on Sahlberg's (2011) notion of the Global Educational Reform Movement (GERM), I explore this metaphor becoming a pandemic. I draw on Gillborn and Youdell's (2000) usage of educational triage and cast different and multiple educational professionals playing the role of the triage nurse-the alternate federal and state government education ministers responding to international and state test results in triage; and principals of poor performing schools operating their school as though it is an emergency department; poor literacy results triaged Code Red receiving immediate focus and attention, but "treated" in terms of immediate survival and a focus on basic skills. I argue that the international testing provides better markers for how we are doing as a nation, and what might be done to improve our international standing with respect to our literacy scores. I argue that true gains in literacy and the development of more complex literacy skills are not made through triaging literacy through an emergency department, but through a long-term focus on school redesign.