32,083 research outputs found

    Origins of Modern Data Analysis Linked to the Beginnings and Early Development of Computer Science and Information Engineering

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    The history of data analysis that is addressed here is underpinned by two themes, -- those of tabular data analysis, and the analysis of collected heterogeneous data. "Exploratory data analysis" is taken as the heuristic approach that begins with data and information and seeks underlying explanation for what is observed or measured. I also cover some of the evolving context of research and applications, including scholarly publishing, technology transfer and the economic relationship of the university to society.Comment: 26 page

    ICROFS news 3/2010 - newsletter from ICROFS

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    Contents: - Organic RDD application deadline: 13. September 2010 - DARCOF III project, SEED, finalized - VOA3R project website is published - New project: Transparent Food: Quality & Integrity in Food - Why Danish Organic Farming Policy has been succesful - Quality of foraging material and effect on hens feed intake - Chinese organic export model & a Danish future perspective - The climate heroes of the future? - Course: ‘Organic agriculture in a development perspective’ - Brief news on congresses and publication

    External impact assessment of IFPRI's 2020 Vision for Food, Agriculture and the Environment Initiative:

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    The 2020 Vision initiative of the International Food Policy Research Institute (IFPRI) was launched late in 1993, at a time of growing global complacency regarding international food security questions. The first phase of the 2020 Vision initiative (1993–96) featured the development of an innovative forward-looking partial equilibrium model of the international food and agriculture sector; the hosting of an extensive series of high profile conferences, workshops, and regional meetings; the publication and distribution of numerous substantive discussion papers, policy briefs, and regional synthesis papers; and the regular publication of a topical newsletter. The goal was to refocus attention on current and future challenges in areas such as food security, agricultural development, rural poverty, and environmental protection; to catalyze a new consensus on these issues within the international policy community; and to encourage policy leaders—both in the donor community and in the developing world—to commit more energy and resources to resolve food security concerns. The present report is an independent effort, commissioned by IFPRI, to measure the actual impact, to date, of this ongoing 2020 Vision initiative. The impacts examined include impacts on three different audiences: researchers and educators, international policy leaders, and developing-country policy leaders. For each of these audiences, an assessment is given as to whether the 2020 Vision initiative significantly “reached” the audience in question with its materials and messages; whether 2020 had an impact on the policy thinking of this audience; and whether 2020 actually catalyzed any new policy actions by this audience. 2020 activities, from materials published by other organizations working in the food security and agricultural development area, and from materials gathered from donors, international organizations, and the nongovernmental organization (NGO) community.Food security., Environmental protection., agricultural development, poverty, Developing countries., Impact assessment,

    The reception of relativity in the Netherlands

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    This article reviews the early academic and public reception of Albert Einstein's theory of relativity in the Netherlands, particularly after Arthur Eddington's eclipse experiments of 1919. Initially, not much attention was given to relativity, as it did not seem an improvement over Hendrik A. Lorentz' work. This changed after the arrival in Leiden of Paul Ehrenfest. Soon relativity was much studied and lead to controversy among a number of conservative intellectuals, as elsewhere in Europe. The tone of Dutch critics was much more mild, however. This can be understood when one considers Dutch neutrality during World War I. Einstein's political positions were generally positively perceived in Holland, which Dutch academics put to use in their efforts at international reconciliation abroad, and the presentation of theoretical physics at home

    Mistaken Identity and Mirror Images: Albert and Carl Einstein, Leiden and Berlin, Relativity and Revolution

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    Albert Einstein accepted a 'special' visiting professorship at the University of Leiden in the Netherlands in February 1920. Although his appointment should have been a mere formality, it took until October of that year before Einstein could occupy his special chair. Why the delay? The explanation involves a case of mistaken identity with Carl Einstein, Dadaist art, and a particular Dutch fear of revolutions. But what revolution was one afraid of? The story of Einstein's Leiden chair throws new light on the reception of relativity and its creator in the Netherlands and in Germany

    Re-classification: some warnings and a proposal

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    Brain Drain - Brain Circulation or... What Else Happens or Should Happen to the Brains Some Aspects of Qualified Person Mobility/Migration

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    The article provides a general introductory overview of the (spatial) mobility of highly skilled/qualified persons and discusses the different terms of the mobility of the Highly Skilled, especially those of scientists. It outlines theoretical and empirical aspects of these movements and delineates the drain of European talent to the U.S., especially the outflow of scientists and researchers who contribute considerably to the U.S. innovation system. Further, it takes a closer look at outward mobility in the former socialist countries in Europe, especially in South Eastern Europe, in the period before and after the fall of the Iron Curtain. Finally, the article outlines general policy options in dealing with the mobility of the Highly Qualified.Brain Drain, Eu, USA, High Skill, High Skilled. Mobility, Migration

    Successes in African agriculture

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    Using primary data from a survey of expert opinion, this paper identifies key successes emerging in African agriculture. Among these, major commodity-specific successes identified include breakthroughs in maize breeding across Africa, sustained gains in cassava breeding and successful combat of its disease and pests, control of the rinderpest livestock disease, booming horticultural and flower exports in East and Southern Africa and increased cotton production and exports in West Africa. Using a dynamic analytical framework, the paper attempts to identify key ingredients that appear necessary for building on these individual cases and expanding them into broad-based agricultural growth.Agricultural development projects Africa. ,Agriculture Africa Case studies. ,Surveys. ,

    Major flaws in conflict prevention policies towards Africa : the conceptual deficits of international actors’ approaches and how to overcome them

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    Current thinking on African conflicts suffers from misinterpretations oversimplification, lack of focus, lack of conceptual clarity, state-centrism and lack of vision). The paper analyses a variety of the dominant explanations of major international actors and donors, showing how these frequently do not distinguish with sufficient clarity between the ‘root causes’ of a conflict, its aggravating factors and its triggers. Specifically, a correct assessment of conflict prolonging (or sustaining) factors is of vital importance in Africa’s lingering confrontations. Broader approaches (e.g. “structural stability”) offer a better analytical framework than familiar one-dimensional explanations. Moreover, for explaining and dealing with violent conflicts a shift of attention from the nation-state towards the local and sub-regional level is needed.Aktuelle Analysen afrikanischer Gewaltkonflikte sind hĂ€ufig voller Fehlinterpretationen (Mangel an Differenzierung, Genauigkeit und konzeptioneller Klarheit, Staatszentriertheit, fehlende mittelfristige Zielvorstellungen). Breitere AnsĂ€tze (z. B. das Modell der Strukturellen StabilitĂ€t) könnten die Grundlage fĂŒr bessere Analyseraster und Politiken sein als eindimensionale ErklĂ€rungen. hĂ€ufig differenzieren ErklĂ€rungsansĂ€tze nicht mit ausreichender Klarheit zwischen Ursachen, verschĂ€rfenden und auslösenden Faktoren. Insbesondere die richtige Einordnung konfliktverlĂ€ngernder Faktoren ist in den jahrzehntelangen gewaltsamen Auseinandersetzungen in Afrika von zentraler Bedeutung. Das Diskussionspapier stellt die große Variationsbreite dominanter ErklĂ€rungsmuster der wichtigsten internationalen Geber und Akteure gegenĂŒber und fordert einen Perspektivenwechsel zum Einbezug der lokalen und der subregionalen Ebene fĂŒr die ErklĂ€rung und Bearbeitung gewaltsamer Konflikte
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