1,722,295 research outputs found

    The Paranthrenini of Mainland China (Lepidoptera, Sesiidae)

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    Kallies, Axel, Arita, Yutaka, Owada, Mamoru, Wu, Guo-Yi, Wang, Min (2014): The Paranthrenini of Mainland China (Lepidoptera, Sesiidae). Zootaxa 3811 (2): 185-206, DOI: 10.11646/zootaxa.3811.2.

    High-voltage Phasing Test Using A Contactless Sensor

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    Full text access from Treasures at UT Dallas is restricted to current UTD affiliates (use the provided Link to Article).We propose a novel contactless measurement technique for detecting the phasing of double overhead transmission lines which are used to supply power to a transformer in the substation. Different from traditional contactless methods whose sensors should be quite close to measured overhead lines, the proposed method uses a electric field (EF) sensor located on the ground to measure the ground-level electric field distribution. Then, the remote contactless phasing test method can be realized based on the distribution waveform. The proposed method has been validated by experimental tests on a reduced scale model of double overhead transmission lines.Erik Jonsson School of Engineering and Computer Scienc

    Aspects for Modularizing Collaborating Behaviors in Method Implementation

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    A method of a class in an object-oriented (OO) program often must implement collaborating behaviors that require multiple inter-dependent tasks to be performed within the same period of time to accomplish a certain goal. To achieve the separation of concerns in the description of a collaborating behavior, the tasks involved and the protocol through which these tasks interact should be modularized and described separately. This paper presents a new programming technique to support such a modularization strategy during method design. With examples, we illustrate that our technique may allow the achievement of better modularity in an OO program than using existing techniques.Liang, Donglin; Guo, Yi. (2005). Aspects for Modularizing Collaborating Behaviors in Method Implementation. Retrieved from the University Digital Conservancy, https://hdl.handle.net/11299/215653

    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

    FIGURES 7–12. Paranthrenini. Figs 7–12. Nokona chrysoidea. 7 in The Paranthrenini of Mainland China (Lepidoptera, Sesiidae)

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    FIGURES 7–12. Paranthrenini. Figs 7–12. Nokona chrysoidea. 7. ♂, Guangzhou (CAK). 8. ♂, Maoershan (CAK). 9–10. ♂, Guangzhou (CAK). 11 –12. ♀, Guangzhou (CAK).Published as part of Kallies, Axel, Arita, Yutaka, Owada, Mamoru, Wu, Guo-Yi & Wang, Min, 2014, The Paranthrenini of Mainland China (Lepidoptera, Sesiidae), pp. 185-206 in Zootaxa 3811 (2) on page 191, DOI: 10.11646/zootaxa.3811.2.2, http://zenodo.org/record/22950

    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

    Fig. 6 in (±)-hyperzewalsins A D, four pairs of nor-monocyclic polyprenylated acylphloroglucinols with immunosuppressive activity from hypericum przewalskii maxim

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    Fig. 6. Experimental ECD spectra (in MeOH) of 1a/1b–4a/4b.Published as part of Duan, Yulin, Bu, Pengfei, Xie, Shuangshuang, Guo, Yi, Shi, Zhengyi, Qi, Changxing & Zhang, Yonghui, 2021, (±)-hyperzewalsins A D, four pairs of nor-monocyclic polyprenylated acylphloroglucinols with immunosuppressive activity from hypericum przewalskii maxim, pp. 1-9 in Phytochemistry (112779) 187 on page 5, DOI: 10.1016/j.phytochem.2021.112779, http://zenodo.org/record/825877
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