查询词典 objective function

A class of bilevel multi-objective programming was converted into the problem of equivalent single-level multi-objective programming. Then a new chaos genetic optimization algorithm was presented by using the inversion property of genetic algorithm and the ergodic property of chaos optimization method and combining with the exact l_1 penalty function.

针对求解一类二层多目标规划问题，首先将其转化为等价的单目标规划问题，然后利用遗传算法优化的反演性和混沌优化方法的遍历性，并结合精确罚函数求解非线性约束优化问题，提出了求解此类问题的混沌遗传算法。

In the method, the symmetric positive semidefinite matrices are updated to approximate the Hessian matrices of the elemental objective functions and their sum to approximate the Hessian matrix of the objective function.

算法用对称半正定矩阵作为元素目标函数的Hessian阵的近似，使得其和仍然保持目标函数的Hessian阵的某种稀疏性。

Relying on the mass function, the relations are studied between belief measure and plausibility measure of incoordinate objective random information systems and positive domain reduction and distribute reduction of incoordinate objective information systems.

借助mass函数，研究了不协调的目标随机信息系统中信任测度和似然测度分别与不协调的目标信息系统的正域约简和分配约简的关系，得到了不协调的目标随机信息系统基于证据理论的正域约简和分配约简的方法。

Original non-dominant multi-objective genetic algorithm applied to a number of objective function input, a number of ...

原始非支配多目标遗传算法，适用于多个目标函数的输入，多个变量的输入，非常经典的，基于非支配解排序。

Original non-dominant multi-objective genetic algorithm applied to a number of objective function input, a number of input variables.

原始非支配多目标遗传算法，适用于多个目标函数的输入，多个变量的输入，非常经典的，基于非支配解排序。

For solving Multi-objective and multi-restriction optimization problem , this paper used non-dominated ranking method, elitist preserve strategy, niche approaches, and presented an individual vector module adaptive function as wash out rule, then an improved Pareto multi-objective optimization with genetic algorithm was found.

为解决含多个目标和多约束的优化问题，本文结合了非支配排序思想、精英保留策略，小生境技术，并对传统的小生境技术中基于个体适应度的淘汰技术进行改进，提出了一种向量模适应度函数来作为淘汰准则，得到一种改进的Pareto遗传多目标优化算法。

According to the shortage of traditional single-objective optimization, the thesis proposes to use amendatory objective function parameters optimization.

针对传统的单目标优化的弊端，提出采用修正的目标函数参数优选法。

On the basis of engine idiocratic mathematical model, using the origin underway accelerate time and the oil consumption at the cycle of multi-working conditions as the objective functions of the power performance and the economy performance respectively, and then transform it to a single objective function by using the linear adding.

在建立发动机特性数学模型的基础上，以原地起步连续换档加速时间和多工况循环使用油耗作为衡量动力性和燃油经济的2个分目标，采用线性加权组合的方法将其转换成单一目标函数，建立了汽车动力传动系优化数学模型，利用惩罚函数法对此模型进行了优化，实例计算表明，应用该方法对汽车动力传动系进行优化匹配分析时，整车综合性能均有显著改善。

Based on a method of portioning customers, the paper first formulates the objective function, and provides and proves the low-bound of objective value; and then designs a heuristic algorithm using some known ideas of capacitated concentrator location problem, and verifies the designed algorithm to be asymptotic optimal simultaneously.

基于一种客户分组方法，首先讨论了目标函数的建立、目标值下界的构造和证明，然后借鉴通讯领域中约束集中器选址问题的一些成熟理论设计了求解所研究问题的启发式算法，同时证明了所设计算法的渐进最优性。

Both functional objective and performance objective have been prepared for the development of the enterprise's technological project management system. And the B/S prex structure especially for the system has been presented. The whole management system comprises six function modules, including sound management control process and flexible user supervision. The ASP.

根据企业对科技项目管理的实际需要，提出了企业科技项目管理系统开发的功能目标和性能目标，并据此给出了系统B/S网络结构，将整个系统划分为六个功能模块，建立了完整的管理控制过程和灵活的用户管理，并利用ASP。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样