查询词典 optimization program

The application of uniform design for the optimization of ELISA method for determining parathion in soil was investigated and compared with the regular optimization method.

以对硫磷为对象，通过与常规方法相比较，对均匀设计法在ELISA分析方法条件优化实验中应用的适用性进行了研究。

In allusion to the existing problems in bridge structure optimization design,an optimality criteria method for topology optimization of continuous structures based on solid isotropic material with penalization is proposed.

针对桥梁结构优化设计中存在的问题，而提出的一种基于密度惩罚法的连续体结构拓扑优化问题的优化准则算法，经Matlab实例试算表明，可得到满意的优化结果，因而具有一定的应用推广价值。

After that, based on the CVaR optimization model with transaction costs, we simulate smoothly the piecewise linear function in objective function separately, and obtain the continuous smooth CVaR optimization model. As an application, we explain via an example when the smooth simulation model is applied in the big scale investment portfolio choice problems, its convergence and stability has the enhancement comparing with the above linear model.

其次，在带交易费用的CVaR最优化模型的基础上，将模型目标函数进行了平滑模拟，得到连续平滑的CVaR最优化模型，并经过实例说明，对于较大规模投资组合选择问题，经过平滑模拟后的模型其解的收敛性和稳定性较之原模型的解都得到了提高。

Firstly, full factorial experiment method is implemented to achieve an optimization of longitudinal microstructure design in the incidence plane of a LGP for LED BLUs. There are three control factors involving in the optimization process: the pitch and depth of both V-cut and U-cut, and angle and radius for V-cut and U-cut, respectively. Each individual control factor has three levels. It leads to a total of 27 sets of experiments.

本实验先行讨论全因子实验求取发光二极体背光模组之导光板入光侧纵沟微结构最佳化设计，选定入光侧V-cut纵沟微结构控制因子：V-cut角、V-cut间距、V-cut深及入光侧U-cut纵沟微结构控制因子：U-cut半径、U-cut间距、U-cut深等项目，其中各一因子分别有三个水准变化，依控制因子及其水准的目各进行27组实验。

To analyze quantitatively the performances of genetic algorithms used in aerodynamic optimization design and the effects of the skills introduced, the numerical test planform for genetic optimization models is set up on Microsoft Fortran Powerstation.

建立了以Fortran Powerstation 4.0为开发环境的各种遗传优化模型的数值试验平台，对各遗传算法、改进技术及其优化模型的性能（优化质量和优化效率、可操作性）进行定量分析，并在此基础上建立了翼型、机翼和全机的优化设计软件系统。

In the complex product optimization,it is difficult to use any approaches of multidisciplinary design optimization because of the existence of coupled factors.

耦合关系的存在是复杂系统进行多学科设计优化产生困难的根本原因。

The gradient projection method is a class of effective algorithms for constrained optimization problem,and it has an important position in optimization.

梯度投影法是一类有效的约束最优化算法，在最优化领域中占有重要的地位。

In this dissertation, incorporating the level set algorithm, the gradient projection method, the nonlinear mapping technique, the return mapping algorithm and the mean curvature flow technique into topological optimization theory, a level set algorithm for topology optimization with multi-material structures is put forward, which can optimize a problem with general objective functions, multi-constraints, multi-materials and multi-load cases.

同时，又将拓扑导数理论和水平集算法结合起来，提出了结构拓扑优化的拓扑导数与水平集算法，进一步提高了计算效率。

It is suggested that the index (1-t2) controlled by all the primary design parameters could be used as the total objective for the hull/propulsor interaction characteristic optimization, which can be carried out by sub-objective optimization controlled by parts of the design parameters and iteration procedure.

推荐采用受控于全部主参数的指标(1-t2)作为船体与组合推进器相互干扰特性优化的总目标，提出了用部分主参数控制的对应分目标优化和迭代来实现总目标优化的简明策略。

In this paper, we show that when the data matrices are $2\times 2$ and $3\times 3$-dimensional, we can transfer the problem into an optimization problem with quadratic matrix inequality constraints, based on another equivalent robust optimization problem converted from the original one.

本文表明，当数据矩阵为2乘2阶，3乘3阶矩阵时，我们可以把上述问题转化成二次矩阵不等式约束的最优化问题。

The French are not suggesting a new EU treaty, but they have plenty of other wheezes.

法国人并不是在建议签署一个新的欧盟条约，但他们有许多其他的阴谋。

This letter was written by my brother.

这封信是我弟弟写的。