920,603 research outputs found

    Declaration of Intention of Frederick Elser

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    Declaration of Intention to become a citizen of the United States, as filled out and signed by: Frederick Elser Applicant age: 21 Occupation: Civil Engineer Country of Origin: Germany Date of Birth: May 18, 1888 Sailed to the US aboard the vessel: Lapland Declaration submitted and sworn: March 17, 1910 Residing in: Atlantic City, NJ

    Reconstruction of a yeast cell from X-ray diffraction data

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    Details are provided of the algorithm used for the reconstruction of yeast cell images in the recent demonstration of diffraction microscopy by Shapiro, Thibault, Beetz, Elser, Howells, Jacobsen, Kirz, Lima, Miao, Nieman & Sayre [Proc. Natl Acad. Sci. USA (2005), 102, 15343-15346]. Two refinements of the iterative constraint-based scheme are developed to address the current experimental realities of this imaging technique, which include missing central data and noise. A constrained power operator is defined whose eigenmodes allow the identification of a small number of degrees of freedom in the reconstruction that are negligibly constrained as a result of the missing data. To achieve reproducibility in the algorithm's output, a special intervention is required for these modes. Weak incompatibility of the constraints caused by noise in both direct and Fourier space leads to residual phase fluctuations. This problem is addressed by supplementing the algorithm with an averaging method. The effect of averaging may be interpreted in terms of an effective modulation transfer function, as used in optics, to quantify the resolution. The reconstruction details are prefaced with simulations of wave propagation through a model yeast cell. These show that the yeast cell is a strong-phase-contrast object for the conditions in the experiment

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Johann Georg Elser: The person, the assassination on the 8th of November 1939 and the coverage

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    Die vorliegende Diplomarbeit beschäftigt sich mit Johann Georg Elser, dessen Attentat vom 8. November 1939 und der damit zusammenhängenden Berichterstattung. Zu Beginn wird ein Überblick über das Leben und Wirken Georg Elsers bis zum Attentat gegeben, hierbei werden die Kindheit und Jugend, die berufliche Entwicklung und die politische Gesinnung skizziert. Der zweite Abschnitt der Arbeit befasst sich mit dem Attentat selbst. In diesem Zusammenhang wird der Entschluss zur Tat erörtert, die Vorbereitungen veranschaulicht und die Durchführung am 8. November 1939 dargestellt, wiewohl auch auf die Flucht und Festnahme Elsers an diesem Tag eingegangen wird. Die Verhöre, die Haft und der Tod Georg Elsers sind ebenso Bestandteil dieses Kapitels. Im dritten und letzten Abschnitt der Arbeit geht es um die Frage der Berichterstattung zum Attentat: So wird einerseits die Berichterstattung der Nationalsozialisten beleuchtet, andererseits die ihrer Gegner dargelegt. Weiters wird die regionale Berichterstattung in der Steiermark diesbezüglich anhand der Kleinen Zeitung analysiert und letztlich festgestellt, was den Bürger/-innen in der Steiermark über das Attentat mitgeteilt wurde. Am Ende der Arbeit wird die Aufarbeitung der Tat Georg Elsers nach 1945 behandelt.The present thesis deals with Johann Georg Elser, his assassination on the 8th of November 1939 and the coverage of it. In the beginning an overview of Georg Elser?s life and his actions before the assassination is given by describing his childhood and adolescence, his occupational development and his political attitude. The second part is about the assassination itself. In this context the resolution to the act is argued, the preparations are exemplified and the realisation on the 8th of November 1939 as well as Elser?s escape and arrest on that day are described. The examinations, the arrest and his death are also discussed in this chapter. In the third part of this thesis the focus lies on the coverage of the assassination: On the one hand the National Socialist reporting is argued whereas on the other hand the reporting of their political opponents is exposed. Furthermore the local news coverage of the assassination in Styria is analysed on the basis of the "Kleine Zeitung" in order to find out, what the citizens of Styria were told about the assassination. Finally the rehabilitation of Georg Elser?s act after 1945 is covered in this thesis.vorgelegt von Roland NovakAbweichender Titel laut Übersetzung der Verfasserin/des VerfassersZsfassung in dt. und engl. SpracheGraz, Univ., Dipl.-Arb., 2014 66

    Searching with iterated maps

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    In many problems that require extensive searching, the solution can be described as satisfying two competing constraints, where satisfying each independently does not pose a challenge. As an alternative to tree-based and stochastic searching, for these problems we propose using an iterated map built from the projections to the two constraint sets. Algorithms of this kind have been the method of choice in a large variety of signal-processing applications; we show here that the scope of these algorithms is surprisingly broad, with applications as diverse as protein folding and Sudoku

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis

    The construction of Karen Karnak: The multi-author-function

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    This thesis is situated within the comparatively recent developments of Web 2.0 and the emergence of interactive WikiMedia, and explores the mode of authorship within a Read/Write culture compared to that of a Read/Only tradition. The hypothesis of this study is that the role of the audience has become merged with the author, and as such, represents new functions and attributes, distinct from a more conventional concept of authorship, in which the roles of audience and author are more separate. Read/Write and participatory culture, as defined by this study, is focused on collaboration, and includes the influences of D.I.Y. culture, Open-Source practices and the production of text by multiple authors. Multi-authorship presents a re-thinking of several concepts which support the notion of the individual author, since the focus of multi-authorship is not on attribution and ownership of a finished text, but on the continued malleability of a text. Modes of multi-authorship, demonstrated in the use of the pseudonyms Alan Smithee and Karen Eliot, represent declarative authors whose names signify multiple origins, whilst concurrently indicating a distinct body of work. The function of these names form an important context to this study, since primary research involves the construction of an experimental mode of multi-authorship utilising WikiMedia technology and the interaction of thirty nine participants, who are invited to create a body of work under the collective pseudonym Karen Karnak. The data generated by this experiment is analysed using aspects of Michel Foucault's author-function to identify and determine power structures inherent in the WikiMedia context. The interplay of power structures, including concepts such as identity, ownership and the body of work, affect the resulting mode of authorship and contribute to the construction of Karen Karnak, suggesting further areas of research into the emerging multi-author

    Implementation of a Virtual Reality Intervention in Outpatient Physiotherapy for Chronic Pain: Protocol for a Pilot Implementation Study

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    Background Chronic pain is a global health issue that causes physical, psychological, and social disabilities for patients, as well as high costs for societies. Virtual reality (VR) is a new treatment that provides an opportunity to narrow the gap between clinical practice and recommended care in the use of patient education and behavioral interventions in the outpatient physiotherapy setting. However, there is currently no implementation strategy to integrate VR treatments into this setting. Objective This protocol outlines a pilot implementation study that aims to (1) identify barriers and facilitators for implementing a VR intervention in outpatient physiotherapy care for people with chronic pain and (2) develop and pilot test an implementation strategy in 5 practices in Germany. Methods The study consists of 4 phases. The first phase involves adapting the treatment protocol of the VR intervention to the local context of outpatient physiotherapy practices in Germany. The second phase includes the collection of barriers and facilitators through semistructured interviews from physiotherapists and the development of a theory-driven implementation strategy based on the Theoretical Domains framework and the Behavior Change Wheel. This strategy will be applied in the third phase, which will also include a 6-month span of using VR interventions in practices, along with a process evaluation. The fourth phase consists of semistructured interviews to evaluate the developed implementation strategy. Results The recruitment process and phase 1, including the adaptation of the treatment protocol, have already been completed. We recruited 5 physiotherapy practices in Lower Saxony, Germany, where the VR intervention will be implemented. The collection of barriers and facilitators through semistructured interviews is scheduled to begin in February 2024. Conclusions This pilot implementation study aims to develop a theory-driven implementation strategy for integrating a VR intervention into outpatient physiotherapy care for people with chronic pain. The identified barriers and facilitators, along with the implementation strategy, will serve as a starting point for future randomized controlled implementation studies in different settings to refine the implementation process and integrate VR interventions into the outpatient care of people with chronic pain. Trial Registration German Clinical Trials Register DRKS00030862; https://tinyurl.com/3zf7uujx International Registered Report Identifier (IRRID) DERR1-10.2196/5808

    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

    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We have done our best to complete the author checklist relating to the use of animals in the hut study. Note that the objective for the hut study was to evaluate the IRS treatment applications for residual efficacy against Anopheles mosquitoes, including the local An. coluzzii mosquito population. Cows were only used to attract mosquitoes into the huts and no tests were carried out directly on the cows. The author checklist is intended for use with studies where experiments are carried out on animals, which is why we have had such difficulty in completing this for the hut study, as many of the questions do not relate to how the cows were used
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