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Ricardo Peterson Silveira Pro Stergiou Felipe P. Carpes Flávio A. de S. Castro Larry Katz Darren J. Stefanyshyn 《Sports biomechanics / International Society of Biomechanics in Sports》2017,16(2):177-186
The aim of this study was to determine the precision and accuracy of the vertical and anterior–posterior force components of the portable PASCO PS-2142 force plate. Impulse, peak force, and time to peak force were assessed and compared to a gold standard force plate in three different tasks: vertical jump, forward jump, and sprint start. Two healthy male participants performed ten trials for each task, resulting in 60 trials. Data analyses revealed good precision and accuracy for the vertical component of the portable force plate, with relative bias and root mean square (RMS) error values nearly the same in all tasks for the impulse, time to peak force, and peak force parameters. Precision and accuracy of the anterior–posterior component were lower for the impulse and time to peak force, with relative bias and RMS error values nearly the same between tasks. Despite the lower precision and accuracy of the anterior–posterior component of the portable force plate, these errors were systematic, reflecting a good repeatability of the measure. In addition, all variables presented good agreement between the portable and gold standard platforms. Our results provide a good perspective for using the aforementioned portable force plate in sports and clinical biomechanics. 相似文献
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William W. Brickman Willy Strzelewicz William Taylor Joachim H. Knoll Mark Blaug Oskar Anweiler Andreas Fuchs Gilda L. de Romero Brest Alberto Aráoz Wolfgang Brezinka Enrique Oteiza W. F. Connell Robert J. Havighurst Daniel F. Wozniak Wolfgang Roth Karl Frey Alfons Otto Schorb 《International Review of Education/Internationale Zeitschrift für Erziehungswissenschaft/Revue internationale l'éducation》1970,16(2):221-249
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Theodore von Kármán 《Journal of The Franklin Institute》1948,246(6):451-452
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Analysing the literature on university social responsibility: A review of selected higher education journals
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In the last 30 years, different economic, political and social changes have taken place in the university sector and this has led to an extensive reform to meet the new societal challenges that these institutions are facing today. This emphasises the social dimension of universities and their important role in society as educators of future leaders and policy makers. This reveals the need to integrate social responsibility principles into the mainstream functions of universities. In view of these comments, this paper offers a review of the literature about university social responsibility during the period from 2000 to 2015. The objectives of the review are to: explore patterns in publication outlets; collect, scrutinise and critically analyse the current literature on this field; to identify gaps in the literature and make recommendations for further research in this field. To accomplish this task, data were collected from 15 specialist academic journals that focus on higher education. 相似文献