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形状匹配
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形状匹配
Encyclopedia
理学
三维形状计算
释
shape matching
形状匹配
形状匹配(shape matching)的基本问题可以大致描述如下:对三维空间中给定的形状A和B,寻求一种变换(其中包含一个3×3的正交矩阵R,一个3维向量T,一个尺度系数σ),使得目标函数: 达到最小,即变换后的模型B与模型A最为相似。式中Dist(,)是根据具体应用定义的某种距离函数,反映了两个模型之间的相似度(shape similarity)。
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