1,724,910 research outputs found

    Union Pacific (UP) 3809

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    A photograph postcard showing Union Pacific (UP) 3809, 4-6-6-4, on westbound freight extra traveling downgrade near Red Buttes, WY, 50 cars, 60 mph

    Block Card 3809 Burton Avenue

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    This image was produced by the Auditor's Office in Lucas County, Ohio for tax assessment purposes. Associated dates are approximate. Descriptive terms related to this photograph include: dwelling | 3809 Burton Avenue (Toledo, Ohio) | Tudor Cottage style | Almeda Heights Second Addition (Toledo, Ohio) | Willys Park area (Toledo, Ohio) | West Toledo (Toledo, Ohio

    Block Card 3809 Upton Avenue

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    This image was produced by the Auditor's Office in Lucas County, Ohio for tax assessment purposes. Associated dates are approximate. Descriptive terms related to this photograph include: Crystal Laundry & Dry Cleaners, Inc. (Toledo, Ohio) | 3809 Upton Avenue (Toledo, Ohio) | 20th Century Commercial Style | neon sign | Overland Heights (Toledo, Ohio) | DeVeaux | West Toledo (Toledo, Ohio

    [Correspondence Regarding Activity at 3809 Meadowbrook Dr, December 24, 1963]

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    Inter-office correspondence regarding possible clandestine activity at 3809 Meadowbrook Drive, an address provided to the police by Karen Lynn Bennett

    Relativistic disc reflection in the extreme NLS1 IRAS13224-3809

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    We present a spectral variability study of the XMM-Newton and Suzaku observations of one of the most extreme Narrow Line Seyfert 1 galaxies, IRAS13224-3809. The X-ray spectrum is characterized by two main peculiar features, i) a strong soft excess with a steep rise below about 1.3 keV and ii) a deep drop in flux above 8.2 keV. We focus here on a reflection-based interpretation which interprets both features, as well as the large soft excess, in terms of partially ionized reflection off the inner accretion disc. We show that the two peculiar spectral features mentioned above can be reproduced by two relativistic emission lines due to Fe K and Fe L. The lines are produced in the inner accretion disc and independently yield consistent disc parameters. We argue that the high L/K intensity ratio is broadly consistent with expectations from an ionized accretion disc reflection, indicating that they belong to a single ionized reflection component. The spectral shape, X-ray flux, and variability properties are very similar in the XMM-Newton and Suzaku observations, performed about 5 years apart. The overall X-ray spectrum and variability can be described by a simple two-component model comprising a steep power law continuum plus its ionised reflection off the inner accretion disc. In this model, a rapidly rotating Kerr black hole and a steep emissivity profile are required to describe the data. The simultaneous detection of broad relativistic Fe L and K lines in IRAS 13224-3809 follows that in another extreme NLS1 galaxy, 1H0707-495. Although the data quality for IRAS13224-3809 does not allow us to rule out competing models as in 1H0707-495, we show here that our reflection-based interpretation describes in a self-consistent manner the available data and points towards IRAS13224-3809 being a very close relative of 1H0707-495 in terms of both spectral and variability properties. <br/

    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

    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

    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

    Scleronema micranthum (Ducke) Ducke from Colombia collected by E. Álvarez, A. Camargo, F. Toro #3809

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    File Name: TOLI-22415-ZAR-05-Sot-Tf-EAD-3809.jpg CÓDIGO FOTO: TOLI-22415-ZAR-05-Sot-Tf-EAD-3809- Fotografía: SI Nº TOLI: TOLI-22415 PARCELA: ZAR-05 CÓDIGO: Sot-Tf-EAD-3809 Nº COLECTA: 3809 NUEVOS COLECTORES: Alejandro Camargo, Felipe Toro & Esteban Alvarez COLECTORES: E. Álvarez, A. Camargo, F. Toro Nº MUESTRAS MONTADAS: 1 Homologación: No homologado Nueva fecha del evento : 30/11/2018. Fecha del evento: 15/10/2006. Proyecto : Recursos Botánicos Disponibles en Línea (BRAVO) para la flora Colombiana Hábitat: Bosque húmedo tropical (bh-T) Comentario del evento: Bosque de tierra firme Continente: SA Pais: Colombia Estado/Provincia: Amazonas Municipio: Leticia Localidad: Resguardo Indígena Ticuna-Huitoto Km 6-11. Elevación minima en metros: 200 Elevación maxima en metros: 300 Latitud: -4.004 Longitud original: -69.896 datum geodésico: WGS 84 Latitud decimal: -4.004 Longitud decimal: -69.896 Identificado por: Diego Suescún Fecha de identificación: 15/02/2019. Nombre cientifico: Scleronema micranthum (Ducke) Ducke Reino: Plantae Filo: Magnoliophyta Clase: Equisetopsida Orden: Malvales Familia nueva: Malvaceae Género nuevo: Scleronema especie nueva: micranthum Autoría del nombre científico: (Ducke) Ducke : Malvaceae genero herbario: Scleronema especie herbario: micranthum Especie de herbario para TNRS: Scleronema micranthum Especie corregida herbario y desde TNRS: Scleronema micranthum Familia corregida desde TNRS: Malvaceae : 1546</p
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