1,720,964 research outputs found

    Press shop die handling investigation through simulation / Azianti Ismail

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    This report has investigated the handling of the dies in a press shop of a major car company and in particular, the utilisation of the die transporter. The activity based simulation method of analysis particularly Extended Control Simulation Language (ECSL) has been applied to investigate the system behaviour in which to obtain solution that maximises the system performance. Activity Cycle Diagram (ACD) has been used as mechanism to both structure the model logic and develop the coding program of the system. A number of operating scenarios has been explored and performance measures such as queuing time, length and resource utilisation have been analysed. The effects of different operating scenarios such short pressing time and high volume dies have presented graphically to show the variation of results in the utilisation of the transporter. Hence, based on these analyses, recommended solutions are proposed to optimise the system performance which is the objective of the report. These investigations would be useful for the manufacturing engineers in applying the use of activity based simulation and the ACD in manufacturing systems

    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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    Feedback on the usage of flipgrid as platform for short video assignment / Azianti Ismail and Aslina Omar

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    The world has been surprised by the COVID-19 pandemic. Teaching and learning activities have changed tremendously. Alternative online platforms have been used to cater to the need in assessing the affective domain activities such as presentations, discussions and group projects. Therefore, this paper intends to share the feedback on the approach of online assessment for the affective domain using Flipgrid as a platform for short video assignment. One of the amazing and useful online apps for video assignment that captured students’ verbal responses. This app helps the students to take part in the learning process, especially in the affective domain. The process of learning to portray an idea or concept, and to convert into own understanding is the learning outcome. This paper explains the students’ feedback on the usage of flipgrid for short video assignment. Feedback process was carried out by using questionnaires to gauge students’ satisfaction and their experience. The advantages of flipgrid are easily downloadable by any user to a mobile device

    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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