1,521 research outputs found

    Observations on the President’s Fiscal Year 2000 Federal Science and Technology Budget

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    http://deepblue.lib.umich.edu/bitstream/2027.42/89086/1/2000_FST_Budget_Analysis.pd

    Observations on the President’s Fiscal Year 1999 Federal Science and Technology Budget

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    http://deepblue.lib.umich.edu/bitstream/2027.42/89085/1/1999_FST_Budget_Analysis.pd

    Observations on the President’s Fiscal Year 2001 Federal Science and Technology Budget

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    http://deepblue.lib.umich.edu/bitstream/2027.42/89089/1/2001_FST_Budget_Analysis.pd

    Launch of the Consensus Study Report on: The Root Causes of Low Vaccination Coverage and Under-Immunisation in Sub-Saharan Africa

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    MP4 Video; Size: 424MB; Duration: 1:30Please cite as: Academy of Science of South Africa (ASSAf), (2021). Launch of the Consensus Study Report on: The Root Causes of Low Vaccination Coverage and Under-Immunisation in Sub-Saharan Africa. [Online] Available at: http://hdl.handle.net/20.500.11911/205Despite the global availability of proven efficacious and cost-effective vaccines for the past several decades, vaccine-preventable diseases kill more than half a million children under five years of age every year In Africa –representing approximately 56% of global deaths (WHO, 2017). Sub–Saharan Africa (SSA) alone accounts for 40% of all global deaths, a phenomenon attributed to lack of access to available lifesaving vaccines (Wiysonge, Uthman, Ndumbe, & Hussey, 2012). WHO estimates that in 2019 the African region accounted for approximately 43% of unimmunised and incomplete immunised infants in the world (i.e.: 8.5 million of the global 19.4 million). Relatedly, the region scores the lowest immunisation coverage, at 76% versus the global coverage of 86% (WHO, 2020a). This is despite several documented efforts by different stakeholders to improve coverage in the region (Mihigo, Okeibunor, Anya, Mkanda, & Zawaira, 2017). Many studies have been conducted on coverage and drivers for and bottlenecks against immunisation in SSA. (Wiysonge, Uthman, Ndumbe, & Hussey, 2012), (Wiysonge, Young, Kredo, McCaul, & Volmik, 2015), (Mihigo, Okeibunor, Anya, Mkanda, & Zawaira, 2017), (Madhi & Rees, 2018) (Bangura, et al., 2020), all of which have observed that there is varied performance among the constituent countries, and also within countries over time, denoting some implicitly common underlying correlates threading through areas of higher performance; and the same is seen with the poorer performing areas. This consensus study therefore seeks to categorise and make explicit these “root causes” and based on documented successes, to make recommendations to address the bottlenecks and harness the opportunities for reaching every child with all the recommended vaccines. The theory of change presentation style used in this report, categorising the root causes under four broad interlinked themes, can provide a common basis to rally like-minded partners around a thematic cause and thus develop multicomponent, comprehensive strategies to bring about impactful change. This is in line with the call made by the World Health Organisation Strategic Advisory Group of Experts on Immunisation, which recommended that countries, regions and global immunisation partners commit to a comprehensive review of progress, impact, and implementation of the WHO Global Vaccine Action Plan to inform a post2020 strategy taking into account lessons learned. This strategy will assist with attaining the relevant United Nations Sustainable Development Goals by 2030.Department of Science and Innovation (DSI)(South Africa); South African Medical Research Council (SAMRC)(South Africa

    The African Open Science Platform: The Future of Science and Science for the Future

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    This document presents a draft strategy and makes the scientific case for the African Open Science Platform (AOSP). It is based on an expert group meeting held in Pretoria on 27-28 March 2018. Its purpose is to act as a framework for detailed, work on the creation of the Platform and as a basis for discussion at a stakeholder meeting to be held on 3-4 September 2018, which will lead to a definitive strategy for implementation from 2019. Expert group members at the March meeting were drawn from the following organisations: African Academy of Sciences (AAS), Academy of Science of South Africa (ASSAf), Committee on Data for Science and Technology (CODATA), International Council for Science (ICSU), National Research and Education Networks (NRENS), Research Data Alliance (RDA), South African Department of Science & Technology (DST) and National Research Foundation (NRF), Square Kilometre Array (SKA), UNESCO. The African Open Science Platform The Future of Science and Science for the Future 4 The African Open Science Platform. The Platform’s mission is to put African scientists at the cutting edge of contemporary, data-intensive science as a fundamental resource for a modern society. Its building blocks are: ‱ a federated hardware, communications and software infrastructure, including policies and enabling practices, to support Open Science in the digital era; ‱ a network of excellence in Open Science that supports scientists & other societal actors in accumulating and using modern data resources to maximise scientific, social and economic benefit. These objectives will be realised through seven related strands of activity: Strand 0: Register & portal for African & related international data collections & services. Strand 1: A federated network of computational facilities and services. Strand 2: Software tools & advice on policies & practices of research data management. Strand 3: A Data Science Institute at the cutting edge of data analytics and AI. Strand 4: Priority application programmes: e.g. cities, disease, biosphere, agriculture. Strand 5: A Network for Education & Skills in data & information. Strand 6: A Network for Open Science Access and Dialogue. The document also outlines the proposed governance, membership and management structure of the Platform, the approach to initial funding and the milestones in building up to the launch. The case for Open Science is based on the profound implications for society and for science, of the digital revolution and of the storm of data that it has unleashed and of the pervasive and novel means of communication that it has enabled. No state should fail to recognise this potential or to adapt their national intellectual infrastructure in exploiting benefits and minimising risks. Open Science is a vital enabler in maintaining the rigour and reliability of science; in creatively integrating diverse data resources to address complex modern challenges; in open innovation and in engaging with other societal actors as knowledge partners in tackling shared problems. It is fundamental to realisation of the Sustainable Development Goals. National science systems worldwide are struggling to adapt to this new paradigm. The alternatives are to do so or risk stagnating in a scientific backwater, isolated from creative streams of social, cultural and economic opportunity. Africa should adapt and capitalise on the opportunities, but in its own way, and as a leader not a follower, with broader, more societally-engaged priorities. It should seize the challenge with boldness and resolution

    Diversity and retention in engineering

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    The authors describe three initiatives designed to increase the academic achievement and retention of historically underrepresented students (including females and underrepresented students of color) in engineering.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/57352/1/287_ftp.pd

    The African Open Science Platform: The Future of Science and Science for the Future

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    This document presents a draft strategy and makes the scientific case for the African Open Science Platform (AOSP). It is based on an expert group meeting held in Pretoria on 27-28 March 2018. Its purpose is to act as a framework for detailed, work on the creation of the Platform and as a basis for discussion at a stakeholder meeting to be held on 3-4 September 2018, which will lead to a definitive strategy for implementation from 2019. Expert group members at the March meeting were drawn from the following organisations: African Academy of Sciences (AAS), Academy of Science of South Africa (ASSAf), Committee on Data for Science and Technology (CODATA), International Council for Science (ICSU), National Research and Education Networks (NRENS), Research Data Alliance (RDA), South African Department of Science & Technology (DST) and National Research Foundation (NRF), Square Kilometre Array (SKA), UNESCO. The African Open Science Platform The Future of Science and Science for the Future 4 The African Open Science Platform. The Platform’s mission is to put African scientists at the cutting edge of contemporary, data-intensive science as a fundamental resource for a modern society. Its building blocks are: ‱ a federated hardware, communications and software infrastructure, including policies and enabling practices, to support Open Science in the digital era; ‱ a network of excellence in Open Science that supports scientists & other societal actors in accumulating and using modern data resources to maximise scientific, social and economic benefit. These objectives will be realised through seven related strands of activity: Strand 0: Register & portal for African & related international data collections & services. Strand 1: A federated network of computational facilities and services. Strand 2: Software tools & advice on policies & practices of research data management. Strand 3: A Data Science Institute at the cutting edge of data analytics and AI. Strand 4: Priority application programmes: e.g. cities, disease, biosphere, agriculture. Strand 5: A Network for Education & Skills in data & information. Strand 6: A Network for Open Science Access and Dialogue. The document also outlines the proposed governance, membership and management structure of the Platform, the approach to initial funding and the milestones in building up to the launch. The case for Open Science is based on the profound implications for society and for science, of the digital revolution and of the storm of data that it has unleashed and of the pervasive and novel means of communication that it has enabled. No state should fail to recognise this potential or to adapt their national intellectual infrastructure in exploiting benefits and minimising risks. Open Science is a vital enabler in maintaining the rigour and reliability of science; in creatively integrating diverse data resources to address complex modern challenges; in open innovation and in engaging with other societal actors as knowledge partners in tackling shared problems. It is fundamental to realisation of the Sustainable Development Goals. National science systems worldwide are struggling to adapt to this new paradigm. The alternatives are to do so or risk stagnating in a scientific backwater, isolated from creative streams of social, cultural and economic opportunity. Africa should adapt and capitalise on the opportunities, but in its own way, and as a leader not a follower, with broader, more societally-engaged priorities. It should seize the challenge with boldness and resolution

    The African Open Science Platform: The Future of Science and Science for the Future

    Get PDF
    This document presents a draft strategy and makes the scientific case for the African Open Science Platform (AOSP). It is based on an expert group meeting held in Pretoria on 27-28 March 2018. Its purpose is to act as a framework for detailed, work on the creation of the Platform and as a basis for discussion at a stakeholder meeting to be held on 3-4 September 2018, which will lead to a definitive strategy for implementation from 2019. Expert group members at the March meeting were drawn from the following organisations: African Academy of Sciences (AAS), Academy of Science of South Africa (ASSAf), Committee on Data for Science and Technology (CODATA), International Council for Science (ICSU), National Research and Education Networks (NRENS), Research Data Alliance (RDA), South African Department of Science & Technology (DST) and National Research Foundation (NRF), Square Kilometre Array (SKA), UNESCO. The African Open Science Platform The Future of Science and Science for the Future 4 The African Open Science Platform. The Platform’s mission is to put African scientists at the cutting edge of contemporary, data-intensive science as a fundamental resource for a modern society. Its building blocks are: ‱ a federated hardware, communications and software infrastructure, including policies and enabling practices, to support Open Science in the digital era; ‱ a network of excellence in Open Science that supports scientists & other societal actors in accumulating and using modern data resources to maximise scientific, social and economic benefit. These objectives will be realised through seven related strands of activity: Strand 0: Register & portal for African & related international data collections & services. Strand 1: A federated network of computational facilities and services. Strand 2: Software tools & advice on policies & practices of research data management. Strand 3: A Data Science Institute at the cutting edge of data analytics and AI. Strand 4: Priority application programmes: e.g. cities, disease, biosphere, agriculture. Strand 5: A Network for Education & Skills in data & information. Strand 6: A Network for Open Science Access and Dialogue. The document also outlines the proposed governance, membership and management structure of the Platform, the approach to initial funding and the milestones in building up to the launch. The case for Open Science is based on the profound implications for society and for science, of the digital revolution and of the storm of data that it has unleashed and of the pervasive and novel means of communication that it has enabled. No state should fail to recognise this potential or to adapt their national intellectual infrastructure in exploiting benefits and minimising risks. Open Science is a vital enabler in maintaining the rigour and reliability of science; in creatively integrating diverse data resources to address complex modern challenges; in open innovation and in engaging with other societal actors as knowledge partners in tackling shared problems. It is fundamental to realisation of the Sustainable Development Goals. National science systems worldwide are struggling to adapt to this new paradigm. The alternatives are to do so or risk stagnating in a scientific backwater, isolated from creative streams of social, cultural and economic opportunity. Africa should adapt and capitalise on the opportunities, but in its own way, and as a leader not a follower, with broader, more societally-engaged priorities. It should seize the challenge with boldness and resolution

    Exact Bayesian curve fitting and signal segmentation.

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    We consider regression models where the underlying functional relationship between the response and the explanatory variable is modeled as independent linear regressions on disjoint segments. We present an algorithm for perfect simulation from the posterior distribution of such a model, even allowing for an unknown number of segments and an unknown model order for the linear regressions within each segment. The algorithm is simple, can scale well to large data sets, and avoids the problem of diagnosing convergence that is present with Monte Carlo Markov Chain (MCMC) approaches to this problem. We demonstrate our algorithm on standard denoising problems, on a piecewise constant AR model, and on a speech segmentation problem
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