查询词典 method of approximation

In this dissertation, the following critical theoretical problems on local La-grangian numerical differentiation are studied: explicit formulas, local estimate for the remainder, and the highest order of approximation in the case that the values of the function at these interpolation nodes have perturbationsLagrangian numerical differentiation is a method that the Lagrange interpolation polynomialis differentiated to approximate the derivative, where Tn ={t_0,t_1,......

本文主要研究有关局部Lagrange数值微分法的一些关键性的理论问题：公式的显式表示，余项的渐近估计，以及在插值数据有扰动的情况下，局部Lagrange数值微分法的最大逼近阶。

In the second chapter, we study the mixed finite element method of Oldroyd B type viscoelastic fluid flow model, and we give the existence and uniqueness of approximation solution and error bounded.

第二章讨论用混合有限元方法去研究Oldroyd B型流体流动问题的解的存在唯一性，并给出了逼近解的误差估计。

To reduce the distortion of this,the beginning of this article proposes an effective allocation model based on the performance optimization method;To achieve such a rapid and low complexity of the distribution,and it proposes a semiregular mesh geometry coding related to the reconstruction of the mean square error of approximation.

为了降低这种失真，开始部分提出了一种有效的基于位分配模型的性能优化方法；为了实现这种快速和低复杂度的分配方法，提出了和半规则网格几何编码相关的重建均方误差的近似方法。

In this method, two fuzzy logic systems are used to approximate unknown functions, and an error compensator is designed to reduce the influence of approximation error on tracking accuracy.

针对一类非线性系统提出了间接自适应模糊控制方法，该方法用模糊逻辑系统逼近未知函数，并设计误差补偿器来减少逼近误差对跟踪精度的影响。

The control of the operative mechanism adopts the method of high-speed approximation.

对执行机构的控制采用了快速逼近方式。

A decentralized control law is proposed which combines the approximation method of neural network with sliding mode control.

针对一类具有未知界扰动和子系统部分已知的非线性大系统，结合神经网络逼近方法、滑模控制研究了一种新的分散鲁棒自适应控制方法。

According to the study of the stochastic approximation theory, a new optimization method of yield is given.

在对随机逼近理论进行研究的基础上，提出了一种新的合格率优化算法。

Secondly, a asymptotic approximation formula of structurefailure probability is presented in generalized stochastic space with correlatedrandom variables by the asymptotic method of Laplace integral, by which the failureprobability and risk analysis on the chamfered vertical breakwater have been done.

其次，利用Laplace型积分的渐近计算方法，还推导出了广义随机空间相关荷载变量作用下结构失效概率的一个新的渐近计算公式，并依此算法对削角直立堤进行失效概率的计算以及风险评估。

The authors put forward a method of FIR filter design based on Chebyshev best uniform approximation which can be used to separate potential anomalies.

提出了一种可以用于位场分离的基于Chebyshev最佳一致逼近原理的FIR滤波器的设计方法。

After investigating into the design of classical FIR digital filter,a method of FIR filter design based on proximate best uniform approximation is proposed.

在对经典FIR数字滤波器的设计方法进行研究基础上，提出了一种基于近似最佳一致逼近原理的FIR滤波器设计方法。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了