1,721,053 research outputs found

    PENINGKATAN PEMAHAMAN DAN KOMUNIKASI MATEMATIS SERTA KEMANDIRIAN BELAJAR SISWA SEKOLAH MENENGAH ATAS MELALUI STRATEGI PQ4R DAN BACAAN REFUTATION TEXT

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    Penelitian ini merupakan penelitian eksperimen berdisain pretes-postes kelompok kontrol dengan tujuan menelaah pengaruh strategi PQ4R dan Bacaan Refutation text, level sekolah, dan pengetahuan awal matematis siswa terhadap pencapaian dan peningkatan kemampuan pemahaman matematis siswa dan komunikasi matematis siswa serta kemandirian belajar siswa. Subyek penelitian sebanyak 214 siswa kelas X dari tiga SMA Negeri dari level sekolah tinggi, sedang, dan rendah di Pontianak. Instrumen penelitian terdiri dari satu set tes pemahaman matematis, satu set tes komunikasi matematis, dan satu tes skala kemandirian belajar siswa. Analisis data menggunakan Uji Kosmogorov-Smirnov (Uji Z), Uji Leven, Uji t, Anava satu jalur dan dua jalur, uji Post Hoc (Scheffe) serta uji Chi-Square. Penelitian menemukan bahwa pembelajaran dengan strategi PQ4R dan bacaan Refutation Text memberikan pengaruh konsisten dibandingkan dengan pengaruh pembelajaran konvensional baik ditinjau secara keseluruhan, berdasarkan level sekolah maupun pengetahuan awal matematis (PAM). Selain itu, penelitian juga menemukan bahwa: (1) tidak terdapat interaksi antara pembelajaran (PQ4R dan bacaan Refutation Text dan konvensional) dan level sekolah terhadap kemampuan pemahaman matematis, komunikasi matematis, dan kemandirian belajar siswa; (2) tidak terdapat interaksi yang signifikan antara pembelajaran dan pengetahuan awal matematika (PAM) siswa terhadap kemampuan pemahaman matematis, komunikasi matematis, dan kemandirian belajar matematika siswa; dan (3)Pemahaman matematis memberikanEffect Size (kontribusi) lebih besar dibandingkan komunikasi matematis ditinjau dari level sekolah maupun pengetahuan awal matematis; (4) Terdapat asosiasi antara: kemampuan pemahaman matematis,dankomunikasi matematis; pemahamanmatematisdankemandirianbelajarsiswa; sertakomunikasimatematisdankemandirianbelajarsiswa. Kata-kata kunci: pq4r, refutation text,pemahaman matematis, komunikasi matematis, dan kemandirian belajar matematika. This study is experimental research with control group post test-pre test design and aimed to examine the influence of PQ4R strategy and Refutation text reading, school level, and student’s mathematical prior knowledge toward the achievement and enhancement of student’s mathematical comprehension ability and mathematical communication and self regulated learning. The subject of the study is 214 students of class X from three Public Senior High Schools from high, medium and low school level in Pontianak. Research instrument consists of one set of student’s mathematical comprehension test, one set of student’s mathematical communication test, and one set of student’s self-regulated learning. Data analysis use Kosmogorov-Smirnov Test (Test-Z), Leven Test, Test -t, one-way and two-way ANOVA, Post Hoc Test (Scheffe) and also Chi-Square test. This study finds that learning with PQ4R strategy and Refutation Text reading give consistent influence compared to conventional learning influence whether it is viewed as a whole, based on school level or mathematical prior knowledge. In addition, this study also finds that: (1) there is no interaction among learning (PQ4R, Text Refutation reading, and conventional) and school level toward student”s mathematical comprehension ability, mathematical communication, and self-regulated learning; (2) there is no significant interaction between learning and mathematical prior knowledge toward student’s mathematical comprehension ability, mathematical communication, and self regulated learning; and (3) mathematical comprehension give Effect Size (contribution) which is bigger compared to mathematical communication viewed from school level as well as mathematical prior knowledge; (4) There is association among: mathematical comprehension ability and mathematical communication;mathematical comprehensionand self-regulated learning; student”s mathematical communication and self-regulated learning. Keywords: PQ4R, refutation text, mathematical comprehension, mathematical communication, and mathematical self-regulated learnin

    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

    Peningkatan Komunikasi Matematis Serta Kemandirian BelajarSiswa SMA Melalui Strategi PQ4R Disertai Bacaan Refutation Text

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    This study is experiment research with control group pre test- post test design and aimed to examine the influence of PQ4R strategy and Refutation Text, school level, and students mathematical prior knowledge toward achievement and enhancement of students mathematical communication ability and Self Regulated Learning. Subject of study as much as 241 students of class X from three Public Senior High Schools from high, medium and low school level. Research instrument consist of one set of students mathematical communication, and one set of students Self Regulated Learning scale. Data analysis use Kosmogorov-Smirnov Test (Tes-Z), Test Leven, Test-t, ANOVA one-way and two-way, Post Hoc Test (Scheffe) and also Chi-Square Test. The study found that learning with PR4R strategy accompanied by Refutation Text Reading give consistent influence compared with conventional learning influence whether is viewed as a whole, based on school level as well as mathematical initial knowledge. In addition, the study also found: (1) there is no interaction between learning (PQ4R) accompanied by Refutation Text reading and conventional) and school level toward (a) students mathematical communication and (b) students Self Regulated Learning; (2) there is no significant interaction between learning and students mathematical prior knowledge toward (a) students mathematical communication ability and (b) students Self Regulated Learning; and (3) there is association between students mathematical communication ability and students Self Regulated Learning. Keywords : PQ4R, refutation text, mathematical communication, self regulated learnin

    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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