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三维极半径矩及其在三维模型检索中的应用*

, PP. 362-367

Keywords: 三维模型,极半径矩,形状识别

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Abstract:

提出一种用于三维数据模型检索的三维极半径矩.证明这种矩具有平移、缩放和旋转的不变性.给出18个不变矩表达式,可用于三维模型的比较和识别.实验验证特征向量的不变性.并且,基于这种三维极半径矩的识别算法具有较好的识别率.

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