查询词典 combinatorial optimization problem

Thus, the -general structure topology optimization problem can be regarded as a material interface tracing problem.

其次在结构拓扑优化中还引入了黎曼测度下的平均曲率流正则化技术，以保证计算结果材料界面的光顺性，并有助于提高拓扑演化过程中的数值稳定性。

In this paper, the authors transform the problem of undirected graph drawing to the problem of function optimization, then use genetic algorithms to find approximate optimal solutions of the objective function, and thus obtain a general structure of undirected graph drawing algorithms.

将一般无向图的画图问题转化为函数优化问题，用遗传算法求目标函数的最优解的近似值，从而得到无向图自动画图算法的一个一般框架。

ABSTRACT The infeasibility problem in voltage/reactive power optimization is analyzed in this paper, and this problem is handled with fuzzy constraints to obtain a solution as close as possible to the original space.

分析了电力系统电压无功实时优化控制中出现的不可行问题，通过引入模糊约束，从一个新的角度对不可行问题进行了处理，最终获得尽量靠近原不等式约束空间的解。

Distribution network reconfiguration problem is a large, mixed integer, nonlinear optimization problem.

配电网络重构问题是一个大规模、混合整形、非线性组合优化问题。

We considered an integer one-dimensional optimization problem appeared in Newton-PCG method. The efficiency of Newton-PCG algorithm is depended on the optimal value of this problem.

目前，对支持向量机的研究主要是针对统计学习理论以及各种应用领域的研究，而从最优化理论的角度出发的研究工作甚少。

The optimization problem was formulated as a multiple-stage optimal control problem and solved by a forward and backward iteration loop.

整个最优化问题被描述成一个多阶段系统优化控制问题，通过一个向前和向后的迭代循环解决。

Through this model, which could make full use of the given prior information as the constraints of maximum likelihood estimation and based on Lagrange function, the calculation problem of fault prior probabilities was transformed to non-constrained optimization problem.

该模型以相关的先验信息作为最大概率估计的约束条件，并通过拉格朗日函数，将故障先验概率估算问题转化成无约束优化问题。

In this paper, we start with a new formulation which is proposed based on the K-SVCR method. We then transform it as a complementarity problem and further a strongly convex unconstrained optimization problem by using the implicit Lagrangian function.

在本文中，我们首先在K-SVCR方法的基础上提出了新的模型，然后把新模型转化成一个互补问题，并利用Lagrangian隐函数进一步转化成一个强凸的无约束优化问题。

Furthermore, the design problem of the suboptimal guaranteed cost controller is turned into a convex optimization problem with linear matrix inequalities constraints.

在此基础上，将次优保性能控制器设计问题转化为一组线性矩阵不等式约束下的凸优化问题。

Based on the proposed performance criterion, a sufficient condition for the existence of gain-scheduled H2/H(subscript ∞) filter is derived. Furthermore, the filter design problem is converted into a convex optimization problem with linear matrix inequality constraints.

基于该性能准则，推导了变增益H2/H滤波器存在的充分条件，并将滤波器设计问题转化为具有线性矩阵不等式约束的凸优化问题。

We were cousins—his grandfather was King of Scots,and his great-grandfather was Henry VII of England.

我们是堂姐弟——他的祖父曾是苏格兰国王，他的曾祖父是英格兰的亨利二世。

I do want to help you, but I am in a quandary now!

我是想帮你，但是我现在左右为难啊！