1,720,955 research outputs found

    Eksplorasi Etnomatematika Pada Menara Pandang Teratai Purwokerto

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    Purwokerto Lotus View Tower is a new icon of Banyumas Regency located in West Purwokerto area. This research aims to explore ethnomathematics and examine more deeply the mathematical concepts in the Purwokerto Lotus View Tower. The research method used is descriptive qualitative research method with ethnographic approach. Data collection techniques in this research are in the form of literature study, direct observation, and documentation. The results showed that there are elements of ethnomathematics or mathematical concepts in the Purwokerto Lotus View Tower, namely lines, angles, flat buildings, space buildings, and congruence. The elements of mathematics or ethnomathematics concepts contained in the Menara Pandang Teratai Puewokerto can be used as a source of mathematics learning so that the learning process is more interactive and meaningful in the form of introducing the concept of elements of lines, angles, flat buildings, spaces, and congruence

    PENGEMBANGAN LKPD BERBASIS DISCOVERY LEARNING TERINTEGRASI EKSPLORASI GEOGEBRA UNTUK MAMFASILITASI KEMAMPUAN PEMAHAMAN KONSEP MATEMATIKAPESERTA DIDIK KELAS XI

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    This research aims to develop student worksheets (LKPD) based on Discovery Learning integrated with GeoGebra exploration to facilitate class XI students' ability to understand mathematical concepts in circle material. This development research uses the ADDIE development model. Research subjects included material and media experts, consisting of mathematics education lecturers and mathematics teachers, as well as 36 students in class XI Phase FD2 at SMA Negeri 2 Banguntapan as small-scale trial subjects. The analysis techniques used include analysis of product validity, practicality and effectiveness. The research results show that the GeoGebra integrated Discovery Learning based LKPD has a validity of 88.3% in the very valid category, practicality of 78.75% in the practical category, and effectiveness of 88% in the very good category. Thus, this LKPD is suitable for use in learning because it meets the criteria of being valid, practical and effective.Penelitian ini bertujuan untuk mengembangkan lembar kerja peserta didik (LKPD) berbasis Discovery Learning terintegrasi eksplorasi GeoGebra untuk memfasilitasi kemampuan pemahaman konsep matematika peserta didik kelas XI pada materi lingkaran. Penelitian pengembangan ini menggunakan model pengembangan ADDIE. Subjek penelitian meliputi ahli materi dan media, yang terdiri dari dosen pendidikan matematika dan guru matematika, serta peserta didik kelas XI Fase FD2 di SMA Negeri 2 Banguntapan sebanyak 36 orang sebagai subjek uji coba skala kecil. Teknik analisis yang digunakan meliputi analisis validitas, kepraktisan, dan keefektifan produk. Hasil penelitian menunjukkan bahwa LKPD berbasis Discovery Learning terintegrasi GeoGebra ini memiliki validitas sebesar 88,3% dengan kategori sangat valid, kepraktisan 78,75% dengan kategori praktis, dan keefektifan 88% dengan kategori sangat baik. Dengan demikian, LKPD ini layak digunakan dalam pembelajaran karena memenuhi kriteria valid, praktis, dan efektif

    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
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