查询词典 stochastic dynamic programming

Based on Stochastic Process Theory,the running process and stochastic characteristics of mineral products price are studied.

矿产品的价格取决于特定时刻的需求和供应状况，是供求相等时的均衡价格。

The relationship between stochastic Petri Nets and basic stochastic process is analyzed.

分析了随机Petri网和基本随机过程的关系，讨论了各类随机Petri网的求解方法。

Firstly , the article introduces the theory of system simulation and the stochastic numeral and the stochastic variable

本文首先介绍了系统模拟理论，以及产生随机数从而生成需要的随机变量的方法。

The fading characteristic of wireless channel is modeled as stochastic process rather than stochastic variable as used in usual method.

在此将无线信道的衰落建模为随机过程，而不是通常的确定性随机变量。

In this paper, we set a model based on stochastic lead time. In the model, we consider two cases:①the demand is a constant;②the demand is a stochastic variable.

本文主要建立了基於随机提前期的库存控制模型，其中分别考虑了需求是常量和需求是随机变数两种情况下的库存模型。

As the second part of our research, the effect of stochastic dephasing on quantum coherence and quantum entanglement has been analyzed, and we find that quantum entanglement relies on the fluctuation of random variable in stochastic process.

另外我们分析了几何相在随机过程中的改变：发现几何相的改变不仅依赖于随机变量的涨落，而且依赖于系统的频率。

Suppose that the local source of traffic demand of the intersection is a stochastic variable of known parameter. An optimal control assignment model of the link of the dynamical transportation network flows of stochastic system is founded. Allowing for the construct of the model, based on the objective function of the link is transformed to based on the objective function of the intersection in order to solve it.

假设交叉点的局外入流是某已知参数的随机变量的情况下，建立了目标函数基于路段的随机系统最优的动态交通网络流分配的最优控制模型，充分分析该模型的结构，将该模型的目标函数转化为基于交叉点的目标函数，以便于求解该问题。

As for the establishment of stochastic input-output models and the derivation of related theories, there are three points to be mentioned: firstly, the theoretical basis on which the ultimate requirements must comply with the index movement is given; secondly, the output control model is offered, which is based on the idea that the ultimate requirement is an index stochastic variable.

在随机投入产出模型的建立和相关理论的导出方面。一是给出了最终需求量服从指数分布的理论依据；二是提出了基于最终需求为指数型随机变量的产出量的控制模型。

Especially, the stochastic variable was introduced to the model to represent the phenomena of the stochastic extinction and recolony of the cocal population, that is one of the typical feature of the metapopulation.

这是一个离散的动力系统。利用动力系统稳定性和数值分析的方法，分析了种群变化的动态规律及其原因。其次，通过引进随机变量，很好地描述局域种群的灭绝和繁殖的随机现象。

This Paper deals with problems of large number theorem in stochastic sense and obtains sufficient and necessary conditions,for weak law and strong law of large numbers in stochastic sense .

本文讨论随机大数定律，得到一个随机变量序列分别服从随机弱大数定律和随机强大数定律的充要条件。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。