This paper gives weighted least squares estimate and the method to choose optimum weighted function for linear regression model.

给出了线性回归模型中的加权最小二乘估计以及最优权数的选择。

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The regression of spherical model and its nugget structure of theoretic variogram is discussed and the weighted linear programming method is proposed in this paper.

对理论变异函数球状模型及其套合结构拟合这一问题作了探讨，提出了加权线性规划拟合法。

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This paper gives weighted least squares estimate and the method to choose optimum weighted function for linear regression model.

本文给出了基于极径法球面测量的加权最小二乘估计模型，并依据该模型进行测量采样点布局的优化设计。

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