干干预对蝙蝠的速度和攻击角度的影响:对核心干预因素的分析
Hanyao Li1, Gang Cheng1,2, Tianfeng Zhang1
1School of Physical Education, Nanjing Tech. University, Nanjing, Jiangsu, China.
Frontiers in sports and active living
|July 3, 2025
概括
使用加权蝙蝠干干干预措施并没有显著改变蝙蝠的速度. 然而,攻击角度各不相同,特定的动力学因素,如部旋转影响了结果,这表明青少年运动员在热身期间使用加重蝙蝠时应该谨慎.
科学领域:
- 运动科学 运动科学 运动科学
- 生物力学 生物力学
- 棒球表现分析 棒球表现分析
背景情况:
- 热身习惯对于运动表现至关重要.
- 研究重量蝙蝠的生物力学影响对于优化训练策略至关重要.
- 了解影响蝙蝠摆动机制的动力学因素是预防受伤和提高表现的关键.
研究的目的:
- 为了检查干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干干
- 为了确定影响蝙蝠速度和攻击角度的核心动力学因素,在模拟的热身摆动期间.
- 为棒球训练方案提供基于证据的建议.
主要方法:
- 69名棒球运动员被分为正常体重,加重和减重的蝙蝠组.
- 使用BLAST技术记录了蝙蝠摆动动力学,用Rebocap传感器捕获了身体动力学.
- XGBoost和SHAP分析确定了摇摆结果的关键动力学预测因素.
主要成果:
- 两组之间没有观察到蝙蝠速度的显著差异.
- 攻击角度在12-14岁和大学球员的正常体重蝙蝠组中显示出显著的差异.
- 部内部旋转和倾斜角度是重要的动力学指标,部外部旋转也对特定的子组具有重要意义.
结论:
- 权重蝙蝠干预措施没有改善蝙蝠的速度,但在某些年龄组影响了攻击角度.
- 干预的高度和倾斜角度影响了测试后的攻击角度,特别是在非长期训练蝙蝠中.
- 训练时间较短的青少年运动员应避免使用加权或减重的蝙蝠进行热身摆动,以优化表现并防止潜在的负面适应.
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