We simplify the problems by using the linearweighted method, separate technique of partial control variables, and enumerating in certain range, then give out the solving plan of the model.
通过采用线性加权法、分离部分控制变量法，以及在一定范围内穷举，将问题简化，进而给出模型的求解方法。
2
The regression of spherical model and its nugget structure of theoretic variogram is discussed and the weightedlinear 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。
3
Model parameters are computed using a weightedlinear regression technology according to the different impacts of rate point to estimation of model parameters.