查询词典 Poisson

The approximate stationary probability density function for the response of multi-degree-of-freedom dissipated Hamiltonian systems to Poisson white noises are obtained by solving the four-order generalized Fokker-Planck-Kolmogorov equation using perturbation approach.

通过用摄动法求解四阶广义福克－普朗克方程，得到泊松白噪声激励的多自由度耗散的哈密顿系统的近似平稳响应概率密度函数。

The major topics are: Poisson process, renewal process, discrete time and continuous time Markov chains, stationary process, Brown motion and stochastic integral introduction

本课程的主要内容包括泊松过程与更新过程、离散时间与连续时间的马尔可夫链、平稳过程、布朗运动与随机积分初步。

Some elementary concepts and overviews of ordering of risks are given, then discuss some equal conditions and pleasant invariance properties of stop-loss order after some operations such as convolution, compounding, mixing and forming conditional compound Poisson Sums.

第三节中得到保险常见损失分布和索赔次数的顺序关系，指出属于不同分布族的两个分布之间顺序关系较弱，其次，由于索赔次数多为复合泊松分布，因此索赔次数之间比较关系不明显。

Base on the classical problem of the theory of optimal stopping──the secretary problem,k-th choice problem is worked out(k managers choose k secretaries ).The optimal stopping rule is given,and we proved that the optimal value of probability is the kth item of Poisson distribution with parameter k.i.e.e￣-K/k!.

从最优停止理论的经典问题──秘书问题出发，构想了K个经理从N个姑娘中各选一秘书的问题，证明了其最优规则，得出了概率最优值是参数为K的泊松分布的第K项，即e￣k￣k／k从！

solid propellant rocket engine ; success-failure ; reliability growth test ; Poisson distribution ; max-min stopping rule

试验次数太多，会造成不必要的浪费；试验次数过少，可能无法发现一些潜在的重要故障模

Using the method of analysis to study strong limit theorem proposed by professor Liu Wen, and a plying Legbesuge theoremon differentiability of monotone function, a new proof of the theorem of strong law of large numbers for the sequence of random variables of the product distribution of Poisson is forwarded.

利用文献[1]刘文教授提出的研究强极限的纯分析方法，通过构造适当的辅助函数，然后利用单调函数异数存在定理，给出具有乘积泊松分布的随机变量序列的一个强大数定理的新证明。

The experimental data could be precisely represented by superimposition of two poisson distributions.

实验数据可以用两个Poisson分布的叠和精确描述。

The problem has been studied from two sides, firstly, from the viewpoint of applicability, based on the development strategic objectives of the oil company, with the aim to unify the exploration and extraction decisions of the resources in an integrated framework, and integrate the macro economic and technical objectives with micro economic and technical models of an oil well, an integrated non-linear dynamic optimal control model has been constructed, the objective is the benefit maximum of the exploration and extraction of the resources, and the optimalstrategies are obtained by changing the problem into a non-linear mathematical programming problem, on the other hand, from the more macro level, based on the analysis of the characteristics of the exploration and extraction activities of oil and gas resources, a conclusion is easily deduced that the procedure is full of randomicity, then discovering procedure of oil deposit is proved to be a Poisson process, and the reserves process is a supermartingale process, so the model of exploration discovery rate and the reserves model could be constructed.

其次从相对更宏观的层次上，通过对油气资源勘探与开发的特点分析，认为具有很强的随机性，证明了勘探活动发现油气藏的过程为一泊松过程，所发现的油气藏储量为一上鞅过程，在此基础上，建立了油气藏勘探发现率模型及储量模型，在油气价格服从几何布朗运动条件下，以油气开采收益最大化为目标，建立了一个油气资源勘探与开发的随机最优控制模型，采用动态规划方法得到了值函数的HJB方程，并针对方程的特点，以及方程及其变量所对应的经济学意义，对最优策略的求解进行了一些讨论。

of comparing practical case evaluation with gas testing result is that the gas- bearing layer in VU Area can be identified by cross-plot of Poisson's ratio and compressional slowness, cross-plot of tangential stress and compressional slowness, as well as negative anomaly of tangential stress.

通过实例评价结果与试气结果的对比认为在YU地区，泊松比与纵波时差交会，切向应力与纵波时差交会，以及切向应力的负异常，均能较好地识别气层。

In this paper, a computer programme is discussed, which, as a mathema-tical model, can be used to calculate the probability distribution as respects random variable-normal, lognormal, binomial, negative binomial and Poisson distributions, and can be used for x2 test of goodness of fit as well.

本文是计算随机变量概率分布的数学模型—正态分布，对数正态分布、二项分布、负二项分布。普阿松分布及检验X~2适度检验的一个计算机程序。

He tendered his resignation to the Prime Minister.

他向首相递了辞呈。不适合

International economy and trade,Nanking 210044

国际经济与贸易，南京 210044