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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

    DESAIN DIDAKTIS PEMBELAJARAN SISTEM PERSAMAAN LINEAR TIGA VARIABEL BERDASARKAN TEORI PRAXEOLOGY

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    Desain didaktis merupakan salah satu upaya meningkatkan kualitas pembelajaran matematika, tak terkecuali pada materi Sistem Persamaan Linear Tiga Variabel (SPLTV). Desain didaktis dapat dibuat berdasarkan hambatan belajar yang teridentifikasi. Teori praxeology dapat digunakan untuk mengidentifikasi hambatan belajar tersebut. Penelitian ini bertujuan untuk menyusun desain didaktis teoritis pada pembelajaran SPLTV dengan mempertimbangkan situasi didaktis dan hambatan belajar yang teridentifikasi menggunakan teori Praxeology. Penelitian ini menggunakan pendekatan kualitatif dengan model penelitian yang menyusun sebuah desain didaktis berdasarkan situasi didaktis yaitu Didactical Design Research (DDR). Dengan menggunakan teknik triangulasi, peneliti menggunakan studi dokumen, wawancara, dan instrumen tes dalam mengidentifikasi hambatan belajar tersebut. Berdasarkan studi dokumen dan wawancara terhadap guru, diperoleh hasil penelitian yang menunjukkan bahwa sangat memungkinkan siswa mengalami hambatan didaktik yang diakibatkan oleh desain didaktis yang tidak memperhatikan respon siswa selama pembelajaran. Hasil analisis jawaban siswa dan wawancara mendalam berdasarkan teori praxeology menunjukkan bahwa siswa memiliki hambatan belajar, baik hambatan ontogenik, didaktik, maupun epistemologi. Hal tersebut digambarkan dengan ketidakmampuan siswa menggunakan teori dalam mendasari teknik penyelesaian, ketidaktepatan teori dan teknologi dalam mendasari teknik yang digunakan oleh siswa, dan ketidakmampuan siswa dalam memahami jenis tugas yang diberikan. Hambatan belajar yang teridentifikasi berdasarkan praxeology dijadikan acuan dalam menyusun desain didaktis teoritis dalam penelitian ini yang diharapkan dapat meminimalisir hambatan belajar pada siswa pada pembelajaran SPLTV. Didactical design is one of the efforts to improve the quality of mathematics learning, including the System of Linear Equations in Three Variables (SPLTV) material. Didactic design can be made based on identified learning obstacles. Praxeology theory can be used to identify these learning obstacles. This study aims to develop a theoretical didactical design on SPLTV learning by considering the didactical situation and learning obstacles identified using Praxeology theory. This research uses a qualitative approach with a research model that develops a didactical design based on the didactical situation, namely Didactical Design Research (DDR). Using triangulation techniques, researchers used document studies, interviews, and test instruments in identifying these learning obstacles. Based on document studies and interviews with teachers, the results showed that it is very possible for students to experience didactic obstacles caused by didactical designs that do not pay attention to student responses during learning. The results of analyzing student answers and in-depth interviews based on praxeology theory show that students have learning obstacles, both ontogenic, didactic, and epistemological obstacles. This is illustrated by the inability of students to use theory in underlying the solution technique, the inaccuracy of theory and technology in underlying the techniques used by students, and the inaccuracy of theory and technology in underlying the techniques used by students

    THE EFFECTIVENESS OF CIVIC EDUCATION ONLINE LEARNING ON THE LEARNING PARTICIPATION OF STUDENTS IN GARUT

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    Pembelajaran abad 21 menimbulkan paradigma pendidikan yang di tandai dengan perbedaan orientasi belajar, dimana harus ada suatu interaksi edukatif antara guru dan peserta didik untuk mencapai tujuan pembelajaran. Dalam penelitian ini tujuan pokok yang penulis kaji merupakan partisipasi belajar peserta didik dan pembelajaran PPKn berbasis daring serta efektivitas pembelajaran PPKn berbasis daring terhadap partisipasi belajar peserta didik di SMAN 11 Garut. Dengan adanya permasalahan partisipasi belajar peserta didik dalam Pembelajaran PPKn serta proses pembelajaran yang tidak memungkinkan dilaksanakan di sekolah karena adanya pembatasan fisik (physical distancing), maka metode pembelajaran PPKn berbasis daring sesuai batasan dan kemampuan guru dan peserta didik dengan menggunakan media komunikasi yang ada seperti menggunakan WhatsApp, Google Classroom, Zoom Meeting dan sebagainya yang tepat untuk mendukung proses pembelajaran. Penelitian ini merupakan penelitian deskriptif kuantitatif pada kelas X, dan dianalisis berdasarkan statistik. Hasil analisis data uji menggunakan uji t dengan (Ha) penelitian di terima, artinya terdapat pengaruh pembelajaran PPKn berbasis daring terhadap partisipasi belajar peserta didik. Uji koefisien korelasi memiliki hubungan yang signifikan dengan (r) = 0,639 artinya tingkat hubungan kedua variabel “Kuat”. Koefisien determinasi (d) = 40,8% dapat dikatakan bahwa pembelajaran PPKn berbasis daring ini memiliki pengaruh terhadap partisipasi belajar peserta didik sebesar 40,8% sisanya 59,2% dipengaruhi oleh variabel lain. Hasil penelitian tersebut memberikan kesimpulan bahwa pembelajaran PPKn dengan metode pembelajaran berbasis daring efektif terhadap partisipasi belajar peserta didik di SMAN 11 Garut

    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
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