cluster centroids 聚类中心
orthogonal centroids algorithm 正交质心算法
shrunken centroids classifier 缩小重心分类法
centroids of areas and lines 面积和线的形心
five centroids of triangle 三角形的五心
Expanded centroids 扩展质心
double centroids 双质心
N the centre of mass of an object of uniform density, esp of a geometric figure 形心
N (of a finite set) the point whose coordinates are the mean values of the coordinates of the points of the set 形心
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