查询词典 convergence

Based on the simulation studies for different kinds of control modes and corresponding algorithms,the features,such as asymptotic of algorithm,the rate of convergence are discovered.Finally,some useful comments are given for further research.

通过对不同控制模式和与之相适应的滤波算法的仿真研究，揭示其算法收敛性和收敛速度等特性。

By sampling from the traffic flow and averaging non-overlapping blocks of size m from the original series, the variance asymptotic characteristic of the averaged series is obtained, from which this method shows that the splitting, assembling and merging process of the convergence mechanism will not change the Hurst parmeter of the traffic if the queue length of assemble buffer has a finite second-order moment.

在分析光突发交换边缘结点汇聚机制的基础上，提出了一种基于方差时间图的分析方法，利用"时间离散"和"尺度聚集"的思想，通过构造不同聚集级别m的聚集序列，分析得出业务流时间聚集序列的方差渐近性，从理论上证明了在组装器队长具有有限二阶矩的条件下，汇聚机制的分解、组装和合并过程不会改变业务流的Hurst参数。

Traditional GEP Algorithm may leads to prematurity by local optimum trap . In order to solve the premature convergence problem, this paper proposes a novel GEP method based on backtracking referring to the atavism in the biosphere.

传统GEP可能陷入局部最优的"早熟"陷阱，为解决基因表达式编程中的未成熟收敛问题，本文借鉴生物界的"返祖现象"，提出了基于回溯的基因表达式编程方法，有效地改善了传统算法在进化过程中的早熟现象。

At last,we apply Tikhonov reg-ularization method with closed operators to solvc nonlinear ill-posed problems,undercertain conditions,we obtain optimal convergence rates of regularized solutions.At thesame time,we also discuss the case when the"attainability"condition is not satisfied.

最后我们应用带闭算子的Tikhonov正则化方法研究非线性的不适定问题，在一定的条件下得到了最优的收敛率，并讨论了当"可达性"条件不满足的情况下的正则化。

Thispaper proposed a necessary and sufficient condition for the well-posedness and attainability ofthe modified regulator problem. Furthermore, the state corresponding the optimal control has amean-square convergence rate faster than the given rate.

本文研究了一类带稳定度约束的无限时域不定随机LQ问题，给出了问题适定和可达的充要条件，且保证最优控制作用下的闭环系统具有不低于给定的均方收敛速度。

At last, we prove the existence and convergence of the attractor.

最后，我们证明了近似吸引子A_N存在性及其收敛性d→0。

Fourth, this study constructs economic growth convergence theoretical model for provincial economy in mainland China under considering the technical spillover, labor and capital mobility based on neo-classical economic growth theory and augmentative Cobb-Douglas production function. And the empirical research based on the data from mainland China presents more appealing results.

四、本研究基于新古典经济增长理论和扩展的柯布一道格拉斯生产函数，在考虑了技术溢出、劳动力和资本区域流动的基础上，构建了中国省域经济增长理论模型；并利用中国经济数据进行实证研究，得出较其它学者的研究结论更多的启示。

It is a global convergence method, so it can avoid the drawback of the Newton method. The main idea is to perturb the TV-norm functional term of the Euler-Lagrange equation so large that it can be solved by the Newton method when the observed image is an initial value, and we regard this equation as an auxiliary equation.

它的主要思想是将Euler-Lagrange方程中TV-范数做一个足够大的扰动，得到一个能用以观测图像z为初值的牛顿法求解的辅助方程，通过构造同伦方程将辅助方程和Euler-Lagrange方程联系起来。

The simulation results show that, compared with traditional averaging method, the method can simplify extraction. It also achieves a faster convergence than simple ICA method.

仿真实验结果表明，与传统的相关平均法相比，该方法获得的结果较为满意；与单独采用独立分量分析方法相比，该方法的收敛速度更快。

Based on the new theories developed in biology,the basic theoreticalproblems of the genetic algorithm,which are the representation scheme,co-nvergence and convergence rates of the genetic algorithms,etc.,are discussedwith Boolean algebra,group theory,martingale theory and axiomatic method inthe framework of the Markov chain.

本文以生物学发展的新理论为背景，在遗传算法的Markov链框架下运用Boole代数、群、鞅及公理化方法研究遗传算法的表示、收敛性与收敛速度等基本理论问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。