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在所有四个竞争性游泳中短路50米计时试验期间,冲动参数的变量在所有四个竞争性游泳中都有变化
Tomohiro Gonjo1,2, Santiago Veiga3, Francisco Hermosilla-Perona4,5
1School of Energy, Geoscience, Infrastructure and Society, Institute for Life and Earth Sciences, Heriot-Watt University, Edinburgh, UK.
Scientific reports
|July 2, 2025
概括
在50米冲刺中,游泳者在游泳速度,冲击频率和长度上表现出显著的变化. 分析这些个体差异是理解比赛表现和技术优化的关键.
科学领域:
- 运动科学 运动科学 运动科学
- 生物力学 生物力学
- 游泳表现分析 游泳表现分析
背景情况:
- 了解动力学变异性对于优化游泳表现至关重要.
- 以前的研究往往侧重于平均趋势,可能会忽视个体差异.
研究的目的:
- 识别和分析50米冲刺期间游泳动力学中的个人内和个人间的变异性.
- 为了研究游泳速度 (SV),冲击频率 (SF) 和冲击长度 (SL) 在游泳者内部和游泳者之间如何变化.
主要方法:
- 对189名男性和160名女性游泳者进行50米计时试验的SV,SF和SL的分析.
- 利用高斯过程回归来研究个体间的变性,以及对个体内模式的k-平均集群.
- 从第一个,中间和最后一个冲动中提取的动力学数据,以评估圈内变化.
主要成果:
- 在所有类型和性别的初始和最终冲动中观察到很大的个体间运动变异.
- 出现了四种独特的个体内动力学模式,其特点是不同的内SV配置文件.
- 前部爬行和背部冲动游泳者通常表现出较高的中游泳池速度与过渡相比,与蝶游泳者不同.
结论:
- 最初和最后的冲动显示了显著的个体间变异性,需要将它们与清洁游泳段进行单独分析.
- 个体内模式显示出不同的圈内速度策略,这表明在某些冲动的过渡中存在潜在的技术挑战.
- 有效的比赛分析需要考虑整体趋势和个体动力学变化,以了解游泳者的行为.
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