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    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

    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

    Author Index

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    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

    PENGARUH MOTIVASI, POLA KEPEMIMPINAN, DAN PENGEMBANGAN KARIR TERHADAP KINERJA KARYAWAN (Survey di PT PLN Persero Area Pelayanan dan Jaringan Surakarta)

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    Upaya untuk meningkatkan kualitas SDM ini, utamanya sumber daya manusia perusahaan perlu dilakukan secara baik, terarah, dan terencana, sehingga perusahaan pun dapat bersaing secara sehat dengan perusahaan lain, mengingat ke depan persaingan antara perusahaan akan semakin ketat. SDM yang dapat mampu bersaing dengan pesaing ataupun dengan mitra bisnisnya hanyalah perusahaan yang memiliki sumber daya manusia yang berkualitas. Tujuan penelitian adalah untuk mengetahui pengaruh motivasi, pola kepemimpinan, dan pengembangan karir terhadap kinerja karyawan (survey di PT PLN Persero Surakarta) Penelitian ini menggunakan metode survei dengan menggunakan data primer yang diperoleh dari kuesioner. Sampel dalam penelitian ini adalah 40 orang karyawan/ pegawai PLN. Sampel diambil dengan teknik aksidental sampling yaitu teknik pengambilan sampel berdasarkan kebetulan bertemu dengan peneliti dapat digunakan sebagai sampel, apabila dipandang orang yang kebetulan ditemui cocok sebagai sumber data. Teknik analisis data menggunakan regresi linier berganda. Hasil penelitian menunjukkan bahwa: (1) Motivasi kerja berpengaruh positif yang signifikan terhadap kinerja karyawan. (2) Pola kepemimpinan berpengaruh berpengaruh positif yang signifikan terhadap kinerja karyawan. (3) Pengembangan karir berpengaruh positif yang signifikan terhadap kinerja karyawan PT PLN Persero Surakarta

    PERBANDINGAN EFEKTIVITAS PENGGUNAAN RECYCLED GLASS DAN PASIR SILIKA SEBAGAI MEDIA SLOW SAND FILTRATION DALAM MENYISIHKAN TSS, KEKERUHAN, DAN FOSFAT

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    This research investigates the use of recycled glass and silica sand as media in slow sand filtration for treating laundry wastewater. The primary objective of this study is to compare the efficiency of both media and ripening time in removing Total Suspended Solids (TSS), turbidity, and phosphate from laundry wastewater. The selection of recycled glass as a filtration medium is due to its characteristics of having many angles, resulting in high porosity and low headloss. This is also an effort to reduce the exploitation of sand as a filtration medium. The results of the research show that the use of recycled glass is quite effective compared to silica sand in removing TSS and turbidity, with removal percentages for TSS (90.50% ± 3.50% vs 86.50% ± 3.50%) and turbidity (85.09 ± 5.47% vs 79.43% ± 6.60%). However, in phosphate removal, recycled glass is not as effective as silica sand with removal percentages (38.34% ± 8.39% vs 72.56% ± 10.93%). The addition of EM4 was done to assist in the growth of the schmutzdecke layer in this study
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