查询词典 hashing function

A knowledge-based correction term in the objective function is proposed. The relationship between state estimatin and parameter estimation is analyzed. A strategy of projecting the objective function from the augmented solution space to the parameter space is proposed and proved.

该文提出基于经验知识的参数估计目标函数修正项，导出状态估计与参数估计目标函数极值的关系，由此提出将目标函数从增广解空间垂直投影到参数空间的估计策略，并指出参数估计偏差的成因。

In the chapter 6, an overall analysis and appraisal for the reliability, function/performance and economy of RMCS is made; an integral index and its corresponding formula which takes into account the system reliability and function/performance level together is proposed; moreover, taking the economical optimality analysis into account, a criterion for appraising the overall quality of RMCS is built; finally, a case study is given.

第六章对可靠微机控制系统的可靠性、性能及经济性进行了全面的分析和综合评定，提出了反映系统可靠性与功能/性能水平的统一指标及其计算公式，引入经济最优性分析后，建立了评估系统综合质量特征的准则和方法，最后研究了一个应用实例。

Furthermore, we show that every generator of a nondegenerate distribution cosine function generates a regularized cosine function.

自然地 ，我们可以考虑一类退化型的分布余弦函数，并讨论该分布余弦函数与二阶 Cauchy问题、积分余弦函数及其其它类型余弦函数的关系。

Odes for functions which are used frequently in numerical calculation ,such as sine function,cosine function, written in C language

语言数值计算中常用的函数，如sin，cos的实现方式的源代码。

In chapter 2, using the favorable characters of the function Q = ch{x - 1, we construct the hyperbolic cosine penalty function and algorithms and proved its convergence .

在第二章中，我们利用函数Q=ch-1良好的性质，提出一种用双曲余弦函数作罚项的双曲余弦罚函数及算法，证明了该罚函数和算法的合理性及迭代点列的收敛性。

A universal analytic potential energy function is derived using the cosine function with a phase factor,which is suitable to be applied to the interactions between two atoms in a molecule or molecule and ion.5 kinds of common potential curves are obtained by adjusting phase factors.

利用一种带相位因子的余弦函数，导出了适用于双原子分子或分子离子间相互作用的普适性解析势能函数，通过调节相位因子可获得5种常见形态的势能曲线。

Objective function of son system is yearly cost; Objective function of overall system is NEPV.

子系统的优化目标函数是等额年费用；总体优化的目标函数是财务净现值。

That is, direct search methods for unconstrained optimization depend on the objective function only through the relative ranks of a countable set of function values.

那就是说，无约束优化的直接搜索法仅仅依赖于通过可数集的函数值的相关阶的目标函数。

Meanwhile, in order to fix defect of former methods, an optimal source array weight matrix is presented to estimate Green's function matrix by analyzing the estimation covariance of Green's function matrix.

同时指出了现有方法存在的不足，并在此基础上通过研究格林函数矩阵的估计协方差，提出了一种最佳估计算法。

Using this empirical covariance function in forest areas, one may obtain a same result as using a covaricnce function estimated from real data.

初步结果显示：应用此经验协变方函数对於森林地区，和以实际资料推估所得协变方函数计算成果的精度相当。

Fostering the concept of multi-culture firmly and mastering the development of advanced culture correctly are conductive to resisting terrorism, separatism of nationalities and ultraism of religion, which is of great academic theoretical, immediate and profound historical si...

牢固树立多元文化的理念和正确把握先进文化的发展方向，有助于在世界范围内自觉地抵制恐怖主义，民族分裂主义和宗教极端主义。不仅具有重大的学术理论意义，而且也具有重大的现实意义和深远的历史意义。

But if anyone walks in the night, he stumbles, because the light is not in him.

11：10 若在黑夜行走，就必碰跌，因为那光不在他里面。