查询词典 linear optimization

Global mode shape is combined from rescaled local mode shapes through particle swarm optimization and average method.

利用粒子群优化算法和平均技术调整子结构振型，获取桥梁结构的整体振型。

Design and optimization of three cylindrical reflectors optical system.

三反射式柱面光学系统设计及优化。

In order to optimize the shape and size of reamers,the mathematical model for shape optimization of reamers is established.

为优化水平定向钻扩孔器的形状以及尺寸，建立了扩孔器形状优化的数学模型。

A general no nlinear programming model and a genetic algorithm optimization procedure fo r electrical design of airborne radomes are presented in this paper.

汪文秉 ，万伟，万国宾将雷达罩的各种电性能的优化问题统一表示为非线性规划的形式，并应用遗传算法进行求解。

An application of modeling and optimization on pilot relief valve is researched using the theory presented in this dissertation. Compared with the results obtained by mathematical model and experiments, the results of application using the theory is satisfactory.

运用本文提出的建模与优化理论，以液压系统中常见的先导式溢流阀为对象进行了建模和优化，并与数学模型的仿真结果以及实验结果进行对比，取得了较满意的结果。

The disquisition pilot study on the computer assisted optimization design of the basic parameters of the cycoloid pin gear planet transmission is carried out.

本文对摆线针轮行星传动基本参数的计算机辅助优化设计作了初步探讨，试图对从事齿轮传动设计的同仁能有所帮助。

The pinch point technology and the mathematics programming method are the main means in the process system energy integration and optimization. But both of them are with the first law of thermodynamics for foundation, they only make sure the quantity relation in energy conversion process and neglect the difference of quality of energy.

夹点技术和数学规划法是过程系统能量综合优化的主要手段，但它们均以热力学第一定律为基础，仅仅确定了能量转换过程中的数量关系，而忽略了能量品质的区别。

The positions and functions of the inventory control in the environment of supply chain are discussed first. The analysis on main conflict problems needed to be determined is presented. Based on the algebraic Petri nets the modeling research on vender managed inventory is proceeded on. Considering the shortages of the original algorithms, the improvements are putout to speed up the search process and improve the precision of the search results. The optimizations of lots sizing problem with the objective function of inventory costs are processed by the improved optimal algorithms. By the analysis on the results of the optimization, the conditions of overtime work, out of stock, and security stock are achieved.

文章首先讨论了供应链环境下库存控制在物流管理中的地位和作用，分析了库存控制需要解决的主要矛盾；然后应用代数Petri网对供应商管理库存(Vender Managed Inventory，VMI)的模式进行了建模研究；针对原始的粒子群优化算法和遗传算法存在的不足，分别提出了改进型算法，提高搜索速度和搜索精度；运用改进的优化算法对以库存成本为目标函数的批量计划问题进行了优化，通过优化结果的分析，得出了批量生产计划安排中加班、缺货和安全库存的存在条件。

The dissertation recommends some kinds of methods and measures: such as adjusting the network configuration, connecting value and threshold value by the total value of all stylebooks, adding part of the adjusting value of the last time to the current adjusting value, transforming the stylebooks to standard value, optimizing activation function, appending threshold value to the putout of the nerve cell and so on. Simultaneity, the author brings forward a new method to optimize the model of artificial neural network . It is using the automatically adaptive genetic algorithm to make the network configuration, connecting value and threshold value of artificial neural network better. The method can make the model better and improve the simulating effect and forecasting precision.Genetic algorithm is an arithmetic based on evolution and genetics used to search the optimization .

本文针对人工神经网络应用中存在的上述问题，介绍了各种改进方法与措施：如用所有样本的总效果对网络权值矩阵和阈值向量进行调整、调整量中加入动量项、标准化训练样本数据、优化激励函数以及给神经元的输出值添加偏置量等；同时还提出了一种新的优化人工神经网络模型的方法，即采用自适应遗传算法对人工神经网络模型的网络结构和权值阈值进行全局优化搜索，以提高大坝安全监测人工神经网络模型的拟合成果和预测精度。

A detailed three-dimensional solid model of the piston is established by means of Ansys 11.0 Workbench Environment, which is issued in March 2007. Using the third thermal boundary conditions, analysis of the three-dimensional piston, including temperature, displacement and thermal stress field are performed by means of thermal-structural coupling. Structural optimization is also accomplished and a new piston has been designed, which performance is getting improved.

本文在2007年3月发布的Ansys 11.0协同仿真环境中建立了详细的活塞三维实体模型，运用第三类热边界条件，结合热耦合分析方法完成了活塞的三维温度场，位移场及热应力场的仿真，在此基础上对活塞的结构优化进行了探索，并设计出一款性能得以改善的活塞，实现了真正意义上的仿真驱动产品设计。

The production moved off-Broadway to New York City, where she won the Joseph E. Calloway award for her performance, and was profiled in American Theater Magazine as one of ten young theater artists to watch.

生产提出过百老汇的新的纽约市，在那里她赢得了约瑟夫calloway奖，她的表现，并于异型在美国的战区杂志之一， 10战区的青年艺术家观赏。

It's a risk tradeoff, and I believe that adding test support code usually wins.

这是一个风险的权衡，我相信添加测试代码通常会占上风。