通过合理控制计算量，得到了微分方程近似解的局部截断误差的估计。
The local truncated error estimation of the approximately solution could be obtained with reasonable computational cost.
为了计算最优加权，提出了局部估计误差方差阵和互协方差阵的计算公式。
In order to compute the optimal weights, the formulas of computing the local estimation error covariance and cross-covariance matrices are presented.
为了计算最优加权阵，提出了局部估计误差互协方差阵的计算公式。
In order to compute the optimal weighting matrices, the formula of computing the cross-covariance matrix between local estimation errors is presented.
研究了全局最优融合估计算法。研究结果表明：全局最优估计的误差要小于局部估计的误差，即全局估计优于每一个局部估计。
In this paper, the algorithms of overall situafion optimum fusion estimate is studied. The study results prove that overall situafion optimum estimate is superior to part part estimate.
为了计算最优加权，提出了局部估计误差互协方差的计算公式。
In order to compute the optimal weights, the formula of computing the cross-covariance among local filtering errors is presented.
本文分析了四种基于局部量计算的恒定磁场后验误差估计方法。
In this paper, four methods for local error estimation in finite element solution are described and analyzed.
然后，推导了任两个局部估计误差之间的互协方差阵的计算公式。
Then we derive the computation formula for the cross-covariance matrix between any two local estimators.
然后，推导了任两个局部估计误差之间的互协方差阵的计算公式。
Then we derive the computation formula for the cross-covariance matrix between any two local estimators.
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