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基于双目视觉的柔性线缆运动检测方法及误差分析

Keywords: 双目视觉,运动检测,中心线匹配算法,误差分析,线缆

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Abstract:

研究大长径比柔性线缆的运动轨迹测量.根据线缆的几何特征和运动特点,提出了一种基于中心线匹配法的双目视觉运动检测方法,分析了该方法测量流程中的标定、匹配和重构误差之间的关系,建立了测量系统的几何误差模型并推导了误差估算公式,同时设计了一种误差校核方法.对该方法进行了实验验证,结果表明误差估计值0.11mm与实测误差值0.09mm接近,满足工程要求.

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