利用变分同化方法对一维扩散方程扩散系数进行了估计。
The diffusion coefficient is estimated by variational assimilation method for 1-d diffusion equations.
研究人口的阻滞增长模型，采用资料变分同化方法及最优控制的技巧，从理论上对模型中的最大人口容量和固有增长率进行最优确。
By using the variation assimilation method and the optimal control method, theoretical analyses of the maximum population capacity and the inherent growth rate for the population model is presented.
在本文的数值试验中，使用了共轭码方法对该上述方案进行了变分同化，提出了构建数值预报初始场的新途径。
In this numeric experiment, adjoint code is introduced into the method for variational assimilation, which brings forward a new way for predicting the primitive field.
应用伴随方法求解以数值预报方程作为约束条件的四维变分资料同化方案 ，关键问题是如何构造伴随模式。
The four-dimensional data assimilation is to integrate the current and past data into a forecast model equation for providing time continuity and dynamic coupling.
应用伴随方法求解以数值预报方程作为约束条件的四维变分资料同化方案，关键问题是如何构造伴随模式。
The key problem of four-dimensional variational data assimilation method, which solves the constraining numerical predict equations through accompanied model, is how to establish an accompanied model.
应用伴随方法求解以数值预报方程作为约束条件的四维变分资料同化方案，关键问题是如何构造伴随模式。
The key problem of four-dimensional variational data assimilation method, which solves the constraining numerical predict equations through accompanied model, is how to establish an accompanied model.
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