查询词典 stochastic

We extend Frankel (1986) and Lai、Hu and Wang (1996) models, where using target zone policy and simultaneous stochastic differential equation methods, to investigate whether the honeymoon effect proposed by Krugman (1991) is present when the government adopts a target zone policy on agricultural prices.

我们将延伸Frankel(1986)及Lai、Hu与Wang(1996)分析农产品市场的概，配合目标区政策及随机微分方程之方法，探讨当农产品及非农产品价格皆可瞬时调整时；政府宣告目标区政策，民众的预期将如何影响农产品价格及其他经济变之稳定性。

Main results:(1) For the stochastic Volterra type integral equation with singular kernels,it is the first time to be investigated under non-Lipschitz conditions. The existence-uniqueness and Hlder\'s continuity are established.Here,an extended Minkowski\'s inequality plays a key role.

主要结论：(1)关于具有奇异核的随机Volterra型积分方程，我们首次在非Lipschitz条件下进行研究，得到解的存在唯一性和Hlder连续性(此处证明的一个关键步骤应用了推广的Minkowski不等式)。

In chapter 4 we obtain the uniform packing dimension of image set for stablesheet by means of distribution of the sojourn time and the tail probabilitydistribution for the increment maximum of stochastic process over interval.

第四章利用随机过程在区域上增量最大值的尾概率分布的估计和逗留时估计找出其象集的Packing一致维数。

When the sojourn time of deteriorating state, inspection interval and maintenance time are the stochastic variables which follow the general distribution, the phase-type approach is proposed to preserve the analytical tractability of the transition probability matrix. To solve the problem that the PH distribution changes the state space of system, the value iteration algorithm for the semi-Markov decision process is improved to get the optimal inspection and maintenance policy.

针对模型中劣化阶段停留时间满足一般分布的情况，提出了一类基于位相型分布拟合的近似处理方法，将物理意义上的状态进行概率扩展，简化了维修决策的求解过程，并给出了对应的改进迭代算法，同时从理论上证明了该算法的收敛性。

The influence of stochastic dispersion on optical soliton communication system and its reduction are investigated for the first time.

本论文阐述作者在参加有关掺铒光纤放大器的科研项目中所做的一些工作。

On the basis of Monte Carlo method,this paper developed simulation method of fuel meat,and simulated the stochastic space locations of spherical fuel particles in the meat.The fuel volume fraction is 43％,and the particles are in definite size distribution.

本文根据Monte-Carlo原理建立了弥散型燃料芯体的模拟方法，并用该方法模拟了燃料相体积分数为43％和具有一定尺寸分布的球形燃料颗粒在芯体中的空间随机排列。

In Chapter 3, stability and stabilization of stochastic systems are investigated.

第三章研究随机系统的稳定性和镇定。

Based on the peak distribution analysis of stationary stochastic process,the general expression for the peak probability density function of a stress process is described.

利用平稳随机过程峰值的概率分析，给出了计算应力峰概率密度函数的公式。

While we pay attention to the convergence rate towards stationary distribution, many scholars study the stochastic stability in others way, that is the tail behavior of the stationary distribution, and have got many good results.

人们在关注收敛速度的同时，又有许多学者从另外一个角度研究其稳定性，即平稳分布的尾部性质，且已得出许多很好的结果。

Thus, we have studied the high-Tc superconducting quantum interference device system by stochastic theory, and obtained some significative result, especially the stationary distribution function of DC SQUID is obtained firstly in the accurate theory, and the expressions of all this systems characteristics functions are obtained.

为此，我们利用随机理论研究了高温超导量子干涉器件系统，取得了一点有意义的成果，特别是得到：DC SQUID系统的定态概率分布的精确解析表达式，进而得到该系统的所有特性函数。

Looking to bounce back from defeat against Cesena last weekend, the Calabrian boss will be sticking to his tried and tested 4-3-3, with Lopez and Sedivic joined up front in Giampaolo's absence by either Nanni or Plasmati.

鉴于上周末对切塞纳的比赛中反败为胜，这支南方球队将会更坚持其一贯而有效的4-3-3阵型，洛佩斯和塞德维奇将取代受伤缺席的詹保罗，和纳尼或者帕斯马蒂中的一个搭档锋线。

Meanwhile, their exposure to the more freewheeling ways of the West broadened dramatically.

另外，西方较自由的生活方式对年轻人的影响增大。