惯性测量单位的验证,用于分析高尔夫球摆旋转生物力学
Sung Eun Kim1,2, Jayme Carolynn Burket Koltsov1, Alexander Wilder Richards1
1Department of Orthopaedic Surgery, Stanford University, Stanford, CA 94305, USA.
Sensors (Basel, Switzerland)
|October 28, 2023
概括
惯性测量单元 (IMU) 准确地测量高尔夫球摆的生物力学,为实验室系统提供了切实可行的替代方案. 这种可穿戴技术为高尔夫球手提供了可访问的反,以改善技术和表现.
科学领域:
- 体育 生物力学 运动 生物力学
- 可穿戴技术可穿戴技术
背景情况:
- 高尔夫球摇摆分析传统上依赖于基于实验室的3D运动捕捉,限制了可访问性.
- 惯性测量单元 (IMU) 为生物机械评估提供了一个经济高效,用户友好和可穿戴的解决方案.
研究的目的:
- 为了评估基于IMU的高尔夫球摆动动力学与黄金标准的3D运动捕捉相比的准确性.
- 评估上半身和骨盆旋转,速度和关键摆动因素 (S因素,O因素,X因素).
主要方法:
- 36名职业和业余高尔夫球运动员参加了比赛.
- 收集IMU数据并与用于旋转动力学的3D运动捕捉相比较.
- 统计分析包括类内相关系数和皮尔森相关系数.
主要成果:
- 在所有参数中,IMU和3D运动捕捉之间发现了强烈的正相关性 (ICCs 0.91-1.00,Pearson's 0.92-1.00).
- 布兰德-阿尔特曼分析显示,与小绝对平均差异 (0.61-1.67度) 有很好的一致性.
结论:
- IMU为分析高尔夫球摇摆生物力学提供了一个实用而准确的替代方案.
- 可穿戴的IMU提供了可访问的绩效反,推进了个性化的高尔夫训练和教练.
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