Substantively to say, the adjustment model of GPS network with apriori constraint is a kind of Least Squares Collocation model.
从最小二乘配置出发，推导了附加先验约束的高精度GPS网平差的参数估计和精度估计公式。
The study shows the optimal collocation model based on the gray layout theory excels in answer's stability and model's adaptability by compared with the similar linear programming models.
研究表明：基于灰色规划原理构建的最佳配置模型在解的稳定性、模型的适应性上要优于同类线性规划模型。
Orthogonal collocation method was used to discretize the two dimensional pseudo-homogeneous model used and the temperature and concentration profiles were calculated.
建立了此反应器的二维拟均相模型，用正交配置方法离散后求解了床层的径向与轴向温度及浓度分布。
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