| 释义 |
least squaresn. (in full 全称 method or principle of least squares) a method of estimating a quantity or fitting a graph to data so as to minimize the sum of the squares of the differences between the observed values and the estimated values 最小二乘法，最小平方(将观察值和估算值之间的残差平方减至最小的统计方法) |