739,481 research outputs found

    Assessing scientific research performance and impact with single indices

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    We provide a comprehensive and critical review of the h-index and its most important modifications proposed in the literature, as well as of other similar indicators measuring research output and impact. Extensions of some of these indices are presented and illustrated.Citation metrics, Research output, h-index, Hirsch index, h-type indices

    Simulations of Adaptive Optics with a Laser Guide Star for SINFONI

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    The SINFONI instrument for ESO's VLT combines integral field spectroscopy and adaptive optics (AO). We discuss detailed simulations of the adaptive optics module. These simulations are aimed at assessing the AO module performance, specifically for operations with extended sources and a laser guide star. Simulated point spread function (PSF) images will be used to support scientific preparations and the development of an exposure time calculator, while simulated wavefront sensor measurements will be used to study PSF reconstruction methods. We explain how the adaptive optics simulations work, focusing on the realistic modelling of the laser guide star for a curvature wavefront sensor. The predicted performance of the AO module is discussed, resulting in recommendations for the operation of the SINFONI AO module at the telescope.Comment: 12 pages, 6 figures, to appear in SPIE conference proceedings vol 5490, "Advancements in Adaptive Optics", eds. D. Bonaccini, B.L. Ellerbroek, R. Ragazonni, Glasgow UK, 21-25 June 200

    Assessment of the employees’ performance – premise for the increase of the quality of the distribution services

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    The necessity of assessing the personnel in an organization is imposed by the accelerated rhythm of economic and technical-scientific development, by the emergence of some performing in almost all activity fields, by the fierce competition due to the international extension of many companies’ activity. This paper is focused on the necessity of the constant and proper assessment of the human resources performance in a small enterprise in the distribution of tyres. The tyre industry is an important and very dynamic sector within the national economy, with a high performance level, due especially to the presence on the Romanian market of the world greatest tyre producers and distributors. Under these circumstances, on an emergent market, a small enterprise cannot survive unless it offers the best quality services, and this can be fulfilled only by the means of human resources with high performance.employees’ performance, distribution services, Romanian tyre industry.

    Factors impacting technology business incubator performance

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    © 2019 World Scientific Publishing Europe Ltd. Technology business incubators support economic growth by developing innovative technologies. However, assessing the performance of technology business incubators in Saudi Arabia has not been well recognised. This study provides a conceptual framework for assessing technology business incubators based on knowledge sharing practices and sharing, diffusion of innovation and individual creativity. Partial least squares structural equation modelling, such as (PLS-SEM) path modelling was used to test the model. The results provide empirical insights about the performance of technology business incubators. The findings show knowledge donation and collection has positive effects on technology business incubator. The importance-performance map analysis shows additional findings and conclusions for managerial actions

    Assessing the impact of regional scientific environment on the performance of scientific organizations: the example of Russia

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    The goal of the study is to determine the impact of the regional scientific environment on the performance of scientific organizations. The indicators of a regional scientific environment, which were used as predictors in a regression model built to assess the dependence of the effectiveness of scientific organizations has been identified during the study. In the model, the category of scientific organizations was assigned as a dependent variable, according to the results of the federal monitoring conducted in 2016 for 541 scientific organizations located in 65 Russian regions. The study showed that there were no significant differences between regions when comparing factors determining the regional scientific environment and the performance of scientific organizations

    Система показників ефективності діяльності наукових співробітників

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    Наведено основні рекомендації зі створення та впровадження в практичне застосування Державним науково-технічним центром з ядерної та радіаційної безпеки методики оцінювання ефективності діяльності наукових співробітників у процесі проведення їх періодичної атестації.Приведены основные рекомендации по внедрению в практическое использование Государственным научно-техническим центром по ядерной и радиационной безопасности методики оценки эффективности деятельности научных сотрудников при проведении периодической аттестации.The paper presents basic recommendations for developing and implementing the method for assessing the performance of scientific personnel during periodic certification at the State Scientific and Technical Center for Nuclear and Radiation Safety
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