Compute the distance from each data sample to the cluster center (our randomly selected data row), using the least-squares method of distance calculation.
计算从每个数据样例到群集中心(我们随意选中的数据行)的距离，使用距离计算的最小平方法。
2
Now I'm going to do the same calculation in the center-of-mass frame.
我们会做同样的计算,在质量重心体系中。
3
The polar equation of non-circular gear pitch curve, calculation method of center distance, formula of pitch curve length, primary circle radius and pressure Angle is given.