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    Asyiknya Mengenal Java

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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

    Pemanfaatan Sensor Suhu DHT-22, Ultrasonik HC-SR04 Untuk Mengendalikan Kolam Dengan Notifikasi Email

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    In the case of handling rainwater reservoirs, officers are currently overwhelmed, because they have to continue to monitor changes in water level manually. This is ineffective and inefficient because officers must always be present at the location of the water reservoir. While HR is very limited. The purpose of this study is to make an application to monitor and control water levels in rainwater reservoirs with temperature & humidity sensors DHT-22, ultrasonic sensors HC-SR04 and Arduino Uno R3 microcontrollers, so that they can report quickly to staff through email notifications making it easier for staff monitor changes in water level in a rainwater reservoir remotely. This application interface is made using the Arduino programming language, for its web display using the PHP programming language and MySQL database. The results of the trial were obtained as much as 90% of users said the system created was very helpful in controlling the water level of the water reservoir and working in realtime, and as many as 10% of users said the system created was less helpful in controlling the water level of the water reservoir.Dalam kasus penanganan kolam penampungan air hujan ini, saat ini petugas kewalahan, karena harus terus memantau perubahan ketinggian air secara manual. Hal tersebut tidak efektif dan efisien karena petugas harus selalu ada di lokasi kolam penampungan air. Sedangkan SDM yang dimiliki sangat terbatas. Tujuan penelitian ini adalah membuat aplikasi untuk memantau dan mengendalikan ketinggian air pada kolam penampungan air hujan dengan sensor suhu & kelembaban DHT-22, sensor ultrasonic HC-SR04 dan mikrokontroler Arduino Uno R3, sehingga bisa melaporkan secara cepat ke staff melalui notifikasi email sehingga memudahkan staff memantau perubahan ketinggian air pada kolam penampungan air hujan dari jarak jauh.. Interface aplikasi ini dibuat menggunakan bahasa pemrograman Arduino, untuk tampilan web nya menggunakan bahasa pemrograman PHP dan database MySQL. Hasil ujicoba diperole sebanyak 90% pengguna mengatakan sistem yang dibuat sangat membantu dalam mengendalikan ketinggian air kolam penampungan air dan bekerja secara realtime, serta sebanyak 10% pengguna mengatakan sistem yang dibuat kurang membantu dalam pengendalian ketinggian air kolam penampungan air
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