查询词典 optimization

ABSTRACT Topology and routing optimization is the substratum of the optimization in communication networks.

拓扑结构和路由优化是通信网络优化的基础，其他的优化功能，如：流量控制、资源管理都是在拓扑结构和路由优化的基础上实现的。

In this paper, we describe the use of the ant colony optimization algorithm to solve the shortest superstring problem, which highlights a way for applying stochastic optimization methodologies to solve problem in bioinformatics.

而最短超字串问题可视为一个汉米尔顿回路[27]，TSP问题又为汉米尔顿回路中的一个特例，因此，本研究试图利用蚂蚁演算法来解最短超字串问题，并实验及探讨其对此问题的影响，以及其所求之最佳解的品质。

In this paper,a weight coefficient is introduced into Quantum-behaved Particle Swarm Optimization and an improved QPSO for the parameter optimization of PID controller is proposed.

在分析量子粒子群算法的基础上，在算法中引入了权重系数，提出使用改进的量子粒子群算法优化PID控制器参数。

Particle Swarm Optimization Algorithm with Organization is an evolutionary algorithm based on population intelligence and exhibits good performance on optimization.

提出了带组织的粒子群优化算法。粒子群优化算法是一种基于群体智能的演化算法，具有良好的优化性能。

Quantumbehaved particle swarm optimization developed on the basis of classical particle swarm optimization is a method with better convergence and stability.

量子粒子群优化算法是在经典的微粒群算法的基础上所提出的一种有较高收敛性和稳定性的进化算法。

On the other hand, applications of optimization technique in real world engineering design and the size of optimization problems are not advanced synchronously.

而与此相对应的是，优化技术在实际工程设计中的应用以及求解规模却并未同步发展。

A necessary and sufficient condition for the existence of guaranteed cost control is derived. Furthermore, it is shown that this condition is equivalent to the solvability of a system of linear matrix inequalities, and its solution provides a parameterized representation of guaranteed cost controllers. Based on that, the design of the optimal guaranteed cost controller is formulated as a convex optimization problem, which can be solved by the existing convex optimization techniques.

通过采用线性矩阵不等式的方法，导出了存在保性能控制律的一个充要条件，进而，证明了该条件等价於一组线性矩阵不等式的可解性问题，并用这组线性矩阵不等式的可行解给出了保性能控制律的一个参数化表示。

Then, it studies the supply chain management system as a complex system to confirm the state existing during operating of the system. After that, it conducts a probability analysis on the state which the system located by applying supplement variable method, and establishes the model of distributed parameter system in a form of partial differential equations. Combining C0 ? semigroup theory in the functional analysis, it conducts a dynamic analysis on the established mathematical model. Using this method, it obtains the mathematical expression of the dynamic solution and the steady state solution, and proves the uniqueness, non-negativity and the asymptotic stability of the system solution. This dissertation applies the Matlab tool and uses two-step, three-step Simpson integral equation to imitate the condition of system solution. Then, it adds possible mode of failure and the optimization adjustment state to the system, based on which it has established the distributed parameter system model which is described by partial differential system of equations. Combining the functional analysis C0 ? semigroup theory, it studies the established mathematical model, and obtains the mathematical expression of the dynamic solution system and the steady state solution. It has proven the existing of uniqueness of the system solution, the asymptotic stability of system solution and the system solution. In addition, it has lying the theory rationale for further analysis and the research on the optimization of system.

本文首先简要综述了供应链理论、可靠性研究、鲁棒性研究以及供应链鲁棒性研究的现状；然后，将供应链系统作为一个复杂系统来分析，确定了系统运行过程中所经历的状态，通过引入补充变量的方法，建立了用偏微分方程组描述的分布参数系统模型，用泛函分析中的C_0 -半群理论得到了系统动态解和稳态解的数学表达式，证明了系统解存在的唯一性、非负性和指数阶渐近稳定性；并借助Matlab工具，利用二阶、三阶辛普森积分方程模拟系统解的性态，并给出系统动态解的仿真图；本文又对上述系统增加了系统可能失效状态和优化调整状态，并在此基础上建立了用偏微分方程组描述的分布参数系统模型，同样用泛函分析中的C_0 -半群理论对所建立的数学模型进行了研究，得到系统动态解和稳态解的数学表达式，证明了系统动态解存在的唯一性、非负性及渐近稳定性，为进一步分析和研究供应链优化奠定了理论基础。

Utilizing the real data of ready-made network of ZZMCC,the emphasis is placed on the GSM Network of ZZMCC.Regarding the ZZMCC as the research object, this paper launches systematically the analysis and research of teletraffic forecasting model. So we can modify the parameters to operate the network so as to get the most benefits. Make an overview of the mobile communication optimization analyze the method, Give network general the test results, and bring forward some resolving method according to the practical network optimizations. The capability of the GSM network is becoming more and more saturation for the increasing of telephone subscriber. it is important to improve the quality of the network. This article makes an analysis for the optimization of the network ZZMCC.

接下来利用漳州移动公司的现网实际数据，重点介绍漳州GSM网络本文以漳州移动通信有限责任公司GSM网络作为研究对象，比较系统地开展有关话务预测模型的分析研究和应用，使得网络达到最佳运行状态，更好地为用户服务同时总结了移动通信网的一般优化方法，并从理论出发，给出实际网络优化过程中的一些解决方法随着移GSM用户的增长，网络的规模及容量日趋饱和，因此加强网络优化力度，提高网络质量将是网络建成后的重要工作结合漳州移动网络优化的实际情况，通过技术手段，对改善网络质量作简单分析

It is a common knowledge in shape optimization that second order solid tetrahedron elements give good stress results but are not so good for shape optimization.

这是一个常识的形状优化的二阶坚实的四面体分子提供良好的压力的结果，但没有那么好了形状优化。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新