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。

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If there appears to be a linear relationship test results should be established by appropriate statistical methods (e. g. by calculation of a regression line by the method of least squares).

如果其呈现线性关系，测试结果应该通过适当的统计学方法(例如，以最小二乘方来计算回归线)来确立。

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In the theoretical calculation, the best approximations algorithm shows its practicability and superiority comparing with the method of least squares.

最佳一致逼近算法和最小二乘法相比，在理论计算上体现了它的有效性和优越性。

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