目标函数

Taking a example for verilying the feasibility and computation precision of the approach,the computation results show that the PSO-based approach is a useful tool for solving such nonlinear optimization problems as cylindricity evaluation with complicated goal function and more parameters. It is superior to that given by the Least Square Method and a little better than or equal to those given by GA-based method and another Minimum Zone Method.

计算结果表明，该方法对于圆柱度误差评定这类具有复杂目标函数和较多参数的非线性优化问题有很好的计算性能，优于最小二乘法；与遗传算法和其它满足最小区域条件计算方法相比，计算精度略优于前者或者与前者相当，能够获得精度较高的结果，而突出优点是简单，易于实现而且计算效率较高。

The object function of IGM(1,1) is unable to be gained by classical optimization approaches due to its discontinuousness and non-differentiability. We design a genetic algorithm for IGM(1,1) based on its characteristics and test the algorithm with an example. The result acquired shows that the simulation precision of IGM(1,1) model is much higher than that of GM(1,1) mode

由于IGM(1，1)目标函数非连续，不可导，用传统的优化无法求解，本文针对IGM(1，1)模型的特性设计了求解该优化模型的遗传算法并进行了算例验证，求解结果表明了IGM(1，1)模型的模拟精度远高于GM(1，1)模型。

However, the vast computation cost, the implicity of object function and discontinuousness of search space limit the application of traditional gradient-based optimization methods.

然而，由于计算时问长，目标函数无法显式表述，搜索空间可能不连续等因素，很难直接基于数值仿真通过梯度法进行设计优化。

A linear programming model for the shape optimization of arch dams is established to minimize the maximal t ensile stress of the arch dam.

摘要以最大主拉应力最小作为目标函数，建立了拱坝体型优化设计的线性规划模型。

According to principle of transport phenomens and reaction engneering the mathematical model of water gas gasifier is established.

介绍了利用基于传递现象和反应工程的理论建立起的水煤气炉数学模型，在计算机上进行了模拟数值计算，得出了操作参数之间的关系，再以气化效率为目标函数，进行寻优得出了水煤气炉优化的循环操作时间，并介绍了在工业生产装置上实际应用的效

A software based on this model has developed and been used in the design of 5 vapor heaters in the large granulated urea project.

提出了以风侧流阻最小为目标函数，传热负荷与迎风面尺寸为约束条件的双金属翅片管换热器优化设计模型，并开发出了相应的设计软件，成功地进行了在尿素大颗粒工程中五台蒸汽加热器的优化设计。

The chamber profile target function was built with productivity and nip angle as constraint conditions, then the gyratory crusher's chamber profile was designed and its curves were protracted.

以破碎生产率和啮角为约束条件建立破碎腔的目标函数，对旋回破碎腔进行优化设计，利用计算机绘制腔型曲线。

State owned commercial bank ; target function ; system of entrustment of agent ; behavioral heterization

国有商业银行；目标函数；委托代理制；行为异化

In the process of optimization design using ANSYS, the Optimized circulation may be intermitted because of some problems in modeling, Meshing, selecting design variables, state variables and objective functions, and optimized method.

应用ANSYS软件进行优化设计过程中，从几何建模、网格剖分到选择设计变量、状态变量、目标函数和优化算法，都可能会出现问题甚至导致循环中断。

Chromatographic fingerprint index F and chromatographic fingerprint relative index Fr were used as the objective functions for the evaluation,and the extract of Saussurea involucrate by water was used as the sample.

以色谱指纹图谱指数F和色谱指纹图谱相对指数Fr作为评价毛细管电泳分析系统的目标函数，以雪莲药材水提取液为样品，考察一定浓度的硼砂、硼酸、磷酸氢二钠和磷酸二氢钠溶液按三角形优化法和四面体优化法构成背景电解质时对样品的分离情况，通过添加有机改性剂和调节pH进行再优化。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。