查询词典 linear optimization

The objective of design optimization for the current loop is to maximize the cross-over frequency. The results show the stability is improved and the capability of suppressing the switching noise is far better than the original. The objective of design optimization for the voltage loop is to minimize the gain of the line ripple voltage.As a result the bandwidth minishes obviously and optimization design excelles in restraining the ripple.

主电路以总体积最小为优化目标，优化结果表明电路的体积减少了0.5%；电流环以开环穿越频率最大为目标，优化结果表明电流环的稳定性能得到了改善，开关噪声抑制能力明显优于优化前的；电压环以线纹波电压增益最小为目标，优化结果表明电压环的带宽明显减小，纹波抑制能力远远优于优化前的。

An optimization method which combines layout optimization of stiffeners with structural parameters optimization was discussed.

提出了一种将结构加筋布局优化和结构参数优化相结合的优化方法。

Studying on the hydraulic pipelines of the nitrogen-inflating hydraulic pile hammer, establishes a optimization objective function for it with the relevant methods of parameter optimization, and uses Matlab to solve the model, gets a group of optimization pipelines size, and tests the validity of this method. So more efficiency methods for hydraulic system design of the nitrogen-inflating hydraulic pile hammer are provided.

以氮爆式液压打桩锤液压管道为研究对象，应用参数优化设计的相关方法建立氮爆式液压打桩锤管路优化分析的目标函数，并利用Matlab编程对模型进行求解，得出一组优化后的管道尺寸，并检验这种优化方法的有效性，为氮爆式液压打桩锤液压系统的设计开发提供了更为有效的方法。

According to the character of highway profile design, this paper repositions the role of the optimization design of profile and builds the optimization design models and solves the problems of profile optimization design successfully with genetic algorithm, owing to the fact that highway design need repeatedly modification, this paper also establishes the self-adaption modification models of plane and profile design.

根据纵断面设计的特点，重新定位了纵断面优化设计的地位，建立了纵断面优化设计模型，并应用遗传算法圆满解决了纵断面优化设计问题。针对公路设计需要反复修改的特点，建立了平纵面自适应修改模型。

For a variety of hybrid flexible flowshop process route of the problem of production scheduling, analysis of production process planning and shop scheduling system integration principle, set up the target model, by a simple genetic algorithm to improve, in the integrated model set up based on the algorithm research, put the post-evolutionary genetic algorithm and improved simulated annealing algorithm an organic combination of algorithm optimization mechanism to enable the integration and optimization of the structure complement each other to form a more efficient hybrid optimization algorithm, and to solve the problem.

针对混合柔性流水车间多种工艺路线的生产调度问题，分析了生产工艺计划与车间调度系统的集成原理，建立目标模型，通过将简单遗传算法加以改进，在建立集成模型的基础上，对算法进行研究，把进化后的遗传算法和改进的模拟退火算法有机结合，使算法优化机制融合和优化结构互补，形成较为高效的混合优化算法，并对问题进行求解。

According to theories of optimization and modern education, the writer pay more attention to the practice of composition teaching in primary middle school in china, try to seek the strategy of optimization of evaluation. In this thesis, all these propositions, three-dimensional evaluation, standard three-ranked evaluation and three-linked evaluation make great effort to explore strategy of optimization.

本文对作文评价功能的确认、目标的定位，提出对象的三维度评价、标准的三层次评价、方法的三结合评价等构想，对以评语为基本特征的习作作文的优化研究和以分数为主要特征的考试作文的科学化探索。

Secondly, based on the theory analysis and the establishment of the mathematical model of optimization design, uses the Optimization Toolbox in MATLAB software to optimize the parameters of double-front axle steering system and power-train with some prominent results. This provides a reasonable project for the optimization design of automobile.

其次，基于理论性分析及优化数学模型的建立，采用MATLAB软件优化工具箱对汽车双前桥转向系统参数和动力传动系参数进行优化设计，并取得了明显效果，为汽车优化设计提供了较为合理的优化设计方案。

This text aims at the difference of several representative geology conditions in Yang Shui mining area, carried on the primary election to the mining method of Yang Shui mining area, introduced the new theories of numerical optimization choice of mining method that are fuzzy mathematics and artificial neural network etc, based on the existing mining methods that are feasible, adopt the fuzzy optimization choice principle of flexible neural networks, and synthesize several experts and fieldworkers' opinion, built up the related mathematical model and revised model, carried on processing of programming through computer, thus established each optimization mining project under several representative geology conditions in Yang Shui mining area, and carried on optimizing to the existent unreasonable parameter in mining project;have the great significance to aim at each kind of geology condition for each mining area to adjust the mining method in time in the course of mining, abandon chronically unreasonable mining method, full reclaim the mine's resource, lower the dilution rate、 loss rate of mineral mining, raise the production capacity of stope and economic benefit of mine.

本文针对洋水矿区几种典型地质条件差异，对洋水矿区采矿方法进行了初选，介绍了模糊数学和人工神经网络等采矿方法数值优选新理论，在现有可行性采矿方法的基础上，采用弹性神经网络模糊优选原理，并综合多位专家及现场工作者的意见，建立了相关的数学模型及修正模型，通过计算机进行编程处理，从而确立了洋水矿区几种典型地质条件下各自的最优采矿方案，并针对采矿方案中存在的不合理参数进行了优化，为各矿区针对各类地质条件在采矿过程中及时调整采矿方法，摈弃习惯性的不合理采矿方法，充分回收矿山资源、降低矿石开采的贫化率、损失率，提高采场生产能力以及矿山经济效益具有重大意义。

Linear constraint particle swarm optimization algorithm is a global optimization dealing with constraints of non-negative and affine real space.

粒子群算法虽有全局优化性能，但也会陷于局部极小，且缺少约束处理机制。

In the more mature areas such as linear programming and unconstrained optimization, and in those of intermediate maturity such as integer and constrained convex optimization, emphasis will be placed on rapid, large-scale computation.

在那些更为成熟的如线性规划和无约束优化等领域和一些不太成熟的如整数和约束优化等领域，研究的重点将被放到快速的，大规模的计算上。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。