307,565 research outputs found

    Winkelmann, John, March 28, 2011 [Interview]

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    John R. Winkelmann was interviewed on March 28, 2011 by Michael Walmer about his childhood, his collegiate years, the two years he was drafted into the army, and coming to Gettysburg. He discussed his impressions of Carl Arnold Hanson and Charles E. Glassick as well as changes in the biology department during his time here.Winkelmann, Helen J.; Hanson, Carl Arnold; Glassick, Charles E.Carl Arnold Hanson Years; Charles E. Glassick Year

    Winkelmann, Helen, April 1, 2011 [Interview]

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    Helen J. Winkelmann was interviewed on April 1, 2011 by Mack Johnson about her childhood, a trip around Europe that involved visiting family in Czechoslovakia, teaching at Gettysburg with her husband, and her memories of Carl Arnold Hanson. She discussed memorable students, traveling abroad, and being a long-term faculty member while not having a PhD.Winkelmann, John R.; Hanson, Carl Arnold; Hanson, Jean; Hartman, David W.; Barnes, Betty; Barnes, Robert D.; Seibert, Sara MarianCarl Arnold Hanson Years; Charles E. Glassick Year

    Subscription-Based Inventory Planning for E-Grocery Retailing

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    Winkelmann D, Köhler C. Subscription-Based Inventory Planning for E-Grocery Retailing. arXiv:2404.04097. 2024

    Money Illusion Under Test

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    Much progress has been made in recent years in developing and applying a direct measure of utility using survey questions on satisfaction with income and with life in general. In this paper we apply this new type of measurement to the study of money illusion. Using data from the German Socio-Economic Panel for the years 1993 to 2003, we cannot reject the hypothesis of no money illusion.North-South, cost-of-living, subjective well-being, fixed effects

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    On CR maps between hyperquadrics and Winkelmann hypersurfaces

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    In this paper, we study CR maps between hyperquadrics and Winkelmann hypersurfaces. Based on a previous study on the CR Ahlfors derivative of Lamel-Son and a recent result of Huang-Lu-Tang-Xiao on CR maps between hyperquadrics, we prove that a transversal CR map from a hyperquadric into a hyperquadric or a Winkelmann hypersurface extends to a local holomorphic isometric embedding with respect to certain K\"ahler metrics if and only if the Hermitian part of its CR Ahlfors derivative vanishes on an open set of the source. Our proof is based on relating the geometric rank of a CR map into a hyperquadric and its CR Ahlfors derivative.Comment: 17 page

    2786. Winkelmann (E.), Acta imperii inedita, Innsbruck, 1880-1885, 2 vol

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    2786. Winkelmann (E.), Acta imperii inedita, Innsbruck, 1880-1885, 2 vol. In: Molinier Auguste. Les Sources de l'histoire de France - Des origines aux guerres d'Italie (1494). III. Les Capétiens, 1180-1328. Paris : A. Picard et fils, 1903. p. 171

    3486. Winkelmann (E.), Acta imperii inedita, Innsbruck, 1880-1885, 2 vol

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    3486. Winkelmann (E.), Acta imperii inedita, Innsbruck, 1880-1885, 2 vol. In: Molinier Auguste. Les Sources de l'histoire de France - Des origines aux guerres d'Italie (1494). IV. Les Valois, 1328-1461. Paris : A. Picard et fils, 1904. p. 97

    2786. Winkelmann (E.), Acta imperii inedita, Innsbruck, 1880-1885, 2 vol

    No full text
    2786. Winkelmann (E.), Acta imperii inedita, Innsbruck, 1880-1885, 2 vol. In: Molinier Auguste. Les Sources de l'histoire de France - Des origines aux guerres d'Italie (1494). III. Les Capétiens, 1180-1328. Paris : A. Picard et fils, 1903. p. 171

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods
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