一种分析训练有素运动员冲刺,减速和改变方向能力的新方法
Gregory Gordon1, Andrew Green1
1Department of Sport and Movement Studies, Faculty of Health Science, Doornfontein Campus, University of Johannesburg, Johannesburg 2028, South Africa.
Sports (Basel, Switzerland)
|January 27, 2026
概括
本研究介绍了多方向冲刺区域 (MDSA),以整体评估超越线性速度的运动表现. MDSA方法量化了各种方向的冲刺能力,帮助教练识别弱点.
科学领域:
- 运动科学 运动科学 运动科学
- 生物力学 生物力学
- 竞技表现分析 运动表现分析
背景情况:
- 传统的冲刺评估对于需要多方向运动的现代运动来说是不够的.
- 现有的指标未能为全面的冲刺能力评估提供单一的,综合的衡量标准.
- 需要一种新的方法来量化多向冲刺的性能.
研究的目的:
- 开发和验证一种新的,全面的指标来评估多方向冲刺能力.
- 引入多方向冲刺区域 (MDSA) 作为综合冲刺表现的定量衡量标准.
- 分析各种运动方向,运动规范和性别之间的性能差异.
主要方法:
- 54名大学运动员在30米的时间里进行了线性冲刺,减速和45°,90°,135°的方向变化 (COD).
- 冲刺加速/减速使用雷达测量,而COD时间使用静止时间门.
- 多方向冲刺区域 (MDSA) 是通过绘制八个速度向量来形成一个八角多边形来计算的.
主要成果:
- MDSA模型显示了体育规范 (p < 0.001) 和性别 (p < 0.001) 之间的显著差异.
- 在向前和向后加速之间发现了显著的差异 (p < 0.001),但在左和右运动之间没有 (p = 0.244).
- MDSA方法证明了可靠性和定量会议内评估能力.
结论:
- MDSA方法提供了一种可靠的定量方法来评估多方向冲刺能力.
- 这种整体分析有助于识别运动员的表现不对称性和弱点.
- MDSA为有针对性的培训和绩效提升策略提供了有价值的见解.
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