查询词典 deterministic programming

A deterministic global optimization algorithm based on linear relaxation is proposed for locating the global minimum of the generalized geometric programming with inequality constraints.

3针对具有不等式约束的广义几何规划，提出一种基于线性松弛的确定型全局优化算法。

This thesis has discussed historical background and the ideas of the supply-chain management, and analyzed the origin of the uncertainty of the supply-chain and the effects that the uncertainty brings to the Supply Chain, the author of the thesis pointed out the intension of the supply chain optimization and discussed the ideas of the modeling of the supply-chain. The analysis referencing the dynamic programming theory of the deterministic optimization was involved in the thesis.

论文通过论述供应链管理产生的历史背景、供应链管理的基本概念，分析了供应链不确定性因素的来源以及不确定性给供应链管理带来的影响，指出供应链优化的内涵，并讨论了供应链管理建模的思路，针对确定性优化的动态规划理论进行归纳分析。

Firstly, according to the difficulties in the optimization of chemical engineering and the intrinsic disadvantage of deterministic optimization algorithms, this work analyzed the importance and advantage of stochastic algorithms, and proposed some important aspects in research on them. Secondly, genetic algorithm was applied to two problems of data driven modeling, one of which was combination problem, the other was mixed integer nonlinear programming. Thirdly, systemic investigations were made on the basic structure, dynamic behavior and modifications of particle swarm optimization. Lastly, two kinds of proposed PSO algorithms were applied on calculation of phase equilibrium, which is nonconvex optimization.

本文首先根据化工优化中存在的困难和确定性优化算法内在的缺点，分析了随机优化算法的重要性，并提出研究随机优化算法应注意的问题；其次，将遗传算法应用于两个数据驱动建模问题，一为组合优化问题，一为混合整数优化问题；再次，从粒子群优化算法的基本结构、运动行为、改进方法做了系统的研究：最后，将提出的两种改进粒子群优化算法应用于相平衡计算问题，为非凸全局优化问题。

A deterministic global optimization algorithm based on Lagrangian dual is proposed for solving the nonconvex quadratic programming with nonconvex quadratic constraints, which is often encountered in technical design and operational research.

针对带有非凸二次函数约束的非凸二次规划问题，提出了一个基于拉格朗日对偶的确定型全局优化算法，这类优化算法可广泛应用于工程设计和非线性系统的鲁棒稳定性分析等实际问题中。

Then, based on credibility theory a new kind of fuzzy two-stage minimum-risk model is proposed and its deterministic equivalent programming problems are discussed.

其次，以可信性理论为基础，建立一类新的模糊两阶段最小风险模型并讨论其确定性的等价规划问题。

Solution could be found by using the genetic algorithm after converting the fuzzy programming model into deterministic model.

将模糊规划模型转化为确定性模型后利用遗传算法求解。

A case study shows that the optimal waste load allocation can achieve water quality standards in stochastic conditions, and the model's outcomes are clearly different from those of the conventional deterministic linear programming model.

研究结果表明，污染负荷优化分配结果能够满足随机条件下的水质达标率要求，并且与传统的确定性线性规划模型的分配结果相比有着明显差别。

First, the model is set up based on the traditional method of defuzzifying. Then a fuzzy nonlinear pragramming inventory model with fuzzy constraints is established by considering the fuzzy demand as fuzzy constraints. According to the principle of maximal membership grade, the model is transformed into a deterministic nonlinear programming to find out the optimal solutions.

文章首先建立了基于传统逆模糊化方法的库存模型；然后，通过把模糊需求看成模糊约束条件，建立了一个带有模糊约束的模糊非线性规划模型，进而根据最大隶属原则，将模型转化为确定型非线性规划问题，寻求最优解。

Besides, the study adopts the "Deterministic Mathematical Programming" methods of the prior scholar advanced to solve products packing and loading and to design the customer-oriented packing system.

同时使用Java 程式语言，并嵌入了数学最佳化套装软体Lingo，来开发一套以顾客需求为导向的包装承载系统。

The main contributions are summarized as the following.Firstly, assuming demand is segmented by order lead time, a joint pricing and capacity allocation model is formulated considering scenario-based demand. Due to the stochastic discrete variable in the model, robust optimization is used to solve the model. Numerical examples prove our model and method reflect the stochastic characteristics of demand and provide more pratical pricing and capacity allocation policies than other methods of deterministic and stochastic expectation programming methods especially when the capacity is tight.

本文的创新之处概括为如下几个方面：首先，假设制造企业根据交货提前期对市场细分，建立了考虑需求情境的BTO模式下制造企业定价与能力分配的集成模型，利用稳健优化规划方法对此随机模型进行转化和求解，算例仿真表明随机优化规划方法较确定性规划和随机期望值规划方法更好地反映了随机离散需求的分布和波动特征，更加接近实际运作情况；产能越紧张，各类需求的价格差距越大，三种规划方法给出的最优策略差距越大。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。