查询词典 algorithm

To overcome the premature of simple genetic algorithm, the calculating efficiency of SGA is improved by the following two ways; Firstly, in order to ensure convergence of algorithm and reduce influence factor of convergence, elitist selection and adapted crossover and mutation operator are adopted. Secondly, because this study deals with finding minimize volume of structure, to quicken convergence of this problem, in line with mechanics criterion the paper carry out mutation to some genes in chromosome according to variations of internal force. This will let algorithms to search answer with our hoping directions.

针对基本遗传算法存在早熟的问题，本文主要从两个方面进行了改进，首先为了保证算法的收敛和减少影响算法收敛因素，采用了最优保护策略和自适应的交叉和变异算子；其次，由于本文研究内容涉及求结构最小体积问题，为了加快此类问题的收敛速度，本文结合结构优化中的力学准则，对个体染色体中的某一段基因按照内力变化进行变异操作，使得算法按一定方向进行搜索最优解。

The computer simulation showed the blind Sign-EMS MLSE algorithm is superior to conditional blind EMS MLSE algorithm in convergence speed and mean square error in typical telephone channel, symmetric channel and common channel.

通过计算机仿真试验，在典型电话信道，对称信道以及普通信道中，对该算法与传统的LMS盲最大似然估计算法性能作了比较，并证明了该算法在收敛速度、均方误差等方面均优于传统算法。

The convergence theorem of the presented ANN algorithm was proposed and proved, and the simulation cases of harmonic analysis by use of the presented algorithm were given.

仿真结果表明，文中提出的谐波测量方法的计算精度极高，且计算量较小，因此在电力系统谐波测量中有较高的应用价值。

Then we detailed proved the EM algorithm is convergent and the series generated by the EM algorithm is also convergent.

然后详细证明了本模型中EM算法是收敛的，并且产生的序列也是收敛的。

A method of building the fuzzy model with constant-value consequence for MIMO complex processes is presented by means of the iterative learning algorithm of fuzzy model consequent parameters, and the convergence of the iterative learning algorithm is proved according to the convergent theorem of bounded positive-term series, moreover, the effectiveness of the presented fuzzy modeling method is also demonstrated by a simulation example.

深入讨论了常值后件模糊规则模型与映射的关系，并证明这种模糊模型所表示的模糊系统具有在紧集上逼近任意实值连续函数到任意精度的能力，为将这种模糊模型用于复杂过程的建模和控制作了一些理论准备。

The experimental results show that the new algorithm is convergent much faster than the standard genetic algorithm is.

实验结果表明，这类方法的收敛速度明显高于标准遗传算法。

The new methods exceed the performance of the traditional convex combination fusion algorithm and the optimal fusion algorithm in a wide range of process noise. Simulation results show the new algorithms' validity and superiority.

这两种方法在不同过程噪声水平下，性能表现都超过凸组合融合算法和最优融合算

This paper is a discussion of new algorithm for convex objective function and convex programming with constraints.The algorithm is an extension and improvement for a new linear programming.

对一般凸目标函数和一般凸集约束的凸规划问题新解法进行探讨，它是线性规划一种新算法的扩展和改进。

Based on convex optimization theory, an optimal resource allocation algorithm is proposed. The complexity of this algorithm is only linear in the number of subcarriers.

基于凸优化理论，提出了一种最优资源分配算法，其复杂度仅与子载波数成线性关系。

The algorithm makes full use of the order of vertices of the convex polygon,so that the minimum time complexity of the algorithm can be achieved.

该算法充分地利用了凸多边形顶点的有序性，使算法的时间复杂度达到最小。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。