查询词典 stochastic dynamic programming

As for certain power spectrum and displacement, one stochastic process is simulated and used into servo-dynamic test system.

对一定功率谱和位移情况，在液压伺服试验系统中实现了人工模拟的随机过程的加载试验。

At the same time, the available data are collected at several different resolutions. Thus, it is very necessary to built multiscale dynamic model based on pyramidally organized trees for stochastic processes.

因此，为更好地表征这些现象或过程的本质特性，建立起现象或过程基于树状结构多尺度动态模型是十分必要的。

In study of the truss structural dynamic characteristics analysis, randomness of the structural physical parameters and geomtric ones are all considered. The finite element model of the stochastic truss is built and the random functions of its natural frequencies are obtained by use of the Rayleigh quotient. Employing probabilistic distribution function expression for the random functions, through a series of mathematical processing including determination of limits of integrals, variable substitution etc., the probaabilistic density function for the truss natural frequencies are gained to realige accurate calculation for the reliability of the truss natural frequencies.

考虑结构物理参数和几何参数的随机性，通过构建随机参数桁架结构的有限元模型，利用瑞利商公式获得了结构固有频率随机函数的计算表达式，应用随机函数的概率分布函数表达式，通过确定积分区间、变量替换、积分顺序变换等一系列数学上的处理，获得结构固有频率的概率密度函数，进而实现对结构固有频率可靠度的精确计算。

A stochastic dynamic programmingmodel using the reversibility of the transition equations and its solution method are proposed.

采用具有可逆性的随机动态规划提出了多水库系统随机优化运行模型和相应的求解方法。

Moreover, during the radar signal generation, static and dynamic characters of backscattering coefficient are set up, and time sampling of each clutter unit is computed with voltage character and power spectrum character, and the sampling signals are added in every distance gate to output time series. In addition, noise is modeled with a function of Gaussian stochastic process.

在雷达信号模拟中，建立了杂波后向散射系数的静态和动态特性，从杂波的幅度统计特性与功率谱特性入手，计算了每个杂波单元的时域采样，按照对应的距离门叠加各个距离模糊间隔上的回波信号并形成时间序列，并采用一个高斯随机过程的样本函数来表示噪声模型。

The dynamic portfolio decision-making model with three-fund separation theorem based on stochastic benchmark ;2. Technological dimension chain is mainly used to fix the size and deviation when benchmark is not coincident.

工艺尺寸链主要用于基准不重合时工序尺寸及其偏差的确定，主要探讨工艺尺寸链在精度分析、粗基准选择和定位方案判定这三个方面的应用。

The dynamic model and stochastic model of digital closed-loop FOG were developed.

建立了数字闭环光纤陀螺的动态模型和随机模型。

A stochastic dynamic planning model with jump processes is presented for nonrenewable resources under two kinds of uncertainties.

通过一个带跳的随机动态规划模型，探讨了市场需求、资源储量的不确定性以及勘探活动对于矿产资源价格和开采率的影响。

Stochastic dynamic water balance model ; numerical model ; loess plateau

随机动力学水平衡模型；数值模型；黄土高原

In chapter 6, a stochastic model for dynamic pricing with multiple segments and multiple container types of container shipping two-dimensional revenue management is brought forward.

通过数值仿真对建立的模型进行了分析和讨论，得到了集装箱的最优舱位定价和分配，以及一系列有益的管理启示。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。