优化问题

The trust region method is a kind of efficient and robust ways to solve the ordinary unconstrained optimization problem.

对于一般的无约束优化问题，信赖域方法是一种有效而稳健的方法。

Trust region algorithm is an effective algorithm for unconstrained optimization problems.

信赖域算法是求解无约束优化问题的一种有效的算法。

The self-adpative trust region method is an effective method for unconstrained optimization problem.

自动确定信赖域半径的信赖域方法是求解无约束非线性优化问题的一种有效方法。

This paper studies the optimization problem uncorrelated assets combination investment.

研究了不相关资产组合投资的优化问题。

A series of heuristic algorithms was designed to solve problems in optimization of short and unfixed order-grouping in steel tube production.

提出了一套解决钢管生产中短尺合同和非定尺合同组批优化问题的启发式算法。

Finally, we obtain a minimized upper bound by solving an optimization problem.

最后通过解优化问题得到性能指标的最小上界。

For complex multi-peaks function with high dimensions, the classical PSOA has some serious disadvantages such as slow convergence and weak ability of local search.

在求解高维空间中复杂多峰函数的优化问题时，传统的粒子群算法在收敛速度和局部搜索能力等方面表现出严重不足。

The Wolfe gradient and the Rosen projection algorithm are used to solve this model.

该模型是带等式、非负约束的非线性优化问题。

In some phased-mission system the life of working units and their repairing time follow general distribution. It is difficult to calculate the optimization quantity of spare parts with analysable method.

摘 要：在多阶段任务系统中，可修部件的寿命服从一般分布、维修时间也服从一般分布的备件携行量优化问题很难利用解析方法来解决。

This article, based on the successful cases national or international and the TBM construction operation, sets up an information parameter database including most of primary construction parameter, such as boring schedule, anamorphism and geology, cycle periods of various working procedures and TBM working status. This database is used to synthetically optimize tunnel TBM construction process simulation problems.

在吸取国内外成功工程经验的基础上，结合实际工程，建立反映掘进速度、掘进机工作状态参数、各施工工序循环作业时间、岩性与地质条件等主要施工信息的参数数据库，综合研究复杂长隧洞TBM施工过程仿真优化问题。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。