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National Repository of Grey Literature 2 records found  Search took 0.00 seconds. 
Early specialization in youth female volleyball
 Vacek, Milan ; Vorálek, Rostislav (advisor) ; Petružela, Jan (referee)
Title: Early specialization in youth female volleyball Objectives: Describe whether the current way of volleyball training process is inclined to a long-term concept of early specialization. Methods: The distribution electronic questionnaire of the E-survey type managed to collect the necessary data from 75 coaches of youth girls volleyball teams from all regions of the Czech Republic. The questionnaire was mostly relevant to coaches in the U13 category and contained 22 questions. The answers to the questions were statistical methods of processing tables and graphs and possibilities compared with research and literature Results: We found that 39% of coaches consider specialized training to be the most suitable form of sports training in the U13 category. It turned out that none of the other forms, such as general motor skills training and minivolleyball, has such a representation. The project of minivolleyball in colors is perceived positively by 82% of respondents, on the other hand in this category only less than 20% place it in more than half of the training units. The answers show that the U13 category is already predominantly specialized training of regular volleyball. The game is dominated by a game system with two setters, while in the teams there are mainly player specializations setter,...
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Stability of motion for softball pitcher by kinematic analysis
 Vacek, Milan ; Pravečková, Petra (advisor) ; Kočíb, Tomáš (referee)
Title: Stability of motion for softball pitcher by kinematic analysis Objectives: The aim of this work was to analyze the motion of softball pitch. We tried to compare and find differences between four kinds of the pitch. Methods: In our thesis we used 3D kinematic analysis to collect data. We used the system Qualysis. High - frequency cameras recorded 32 pitches from the male Czech pitcher and then analyze in specific software. Results: We found out that motion of the pitches are not very different from each other. Only change up is significantly different from other pitches, but still batter is not able to recognize, which kind of the pitch is pitcher going to use. Keywords: fastball, raiseball, dropball, change up, biomechanic of motion, 3D analysis, Qualisys
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See also: similar author names
8 VACEK, Martin
3 VACEK, Matěj
6 VACEK, Michal
2 Vacek, Marek
8 Vacek, Martin
3 Vacek, Matěj
2 Vacek, Maxim
6 Vacek, Michal
2 Vacek, Miloš
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