The estimated parameters using RLS procedure are the optimum solution based on the condition that the sum of square of the forecasted errors is the minimum.

最小二乘法估算出的模型参数在预报误差平方和最小的条件下是最优解。

youdao

The paper designs a sum of square function, which is an optimization mathematical model that makes the residual sum of squares of wax deposition rate between the calculated and the measured minimum.

通过设计一个平方和函数，使蜡沉积速率的计算值与实测值的残差平方和为最小的优化数学模型成为一个无约束的非线性规划问题。

youdao

For example the square on hypotenuse of a right Angle triangle is equal to the sum of the squares of the other two sides.

例如，直角三角形斜边的平方，等于其它两边的平方和。

youdao

He supposes that the central bank wants to minimise the weighted sum of the square of the inflation gap and the square of the output gap.

ECONOMIST: The message is the medium-term

Two months ago, he spent an undisclosed but "very substantial" sum to bulldoze the 1, 000 square foot convenience store next to one of his stations and build a 4, 200 square foot grab-and-go food store with a coffee bar and three extra staffers.

FORBES: How Small Businesses Can Survive The Storm

Total occupancy cost is the sum of base rent, property tax and other operating expenses that prospective tenants would have to pay annually per square foot.

FORBES