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运动捕捉数据中足迹的谱聚类检测方法

DOI: 10.11834/jig.20140907

Keywords: 计算机动画,运动捕捉,运动编辑,足迹检测,谱聚类

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Abstract:

目的从运动捕捉数据中直接检测足迹非常困难。目前,已有的方法不能在无人工交互条件下实现对任意平地运动数据的足迹自动检测,为此提出一种基于谱聚类的足迹自动检测方法,可应用于任意角色的平地运动。方法首先,提取角色的脚部运动特征并表示为样本。然后,分析样本模长的变化规律并自适应计算谱聚类参数。最后,使用谱聚类方法检测出足迹帧。结果实验应用于混合运动数据集后,足迹检测的准确性良好,检测的整体准确率可达98.72%。结论对实验结果的分析以及与基准线法的比较,证明了本文方法的普适性和有效性。

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