查询词典 stochastic

Based on DFP gradient method and the theory of elastic visco-plasticity and that of finite element method, the deficiency and objection existing in present stochastic back analysis methods have been deeply studied in this paper in order to provide much more reliable parameter for the mechanical analysis of geological engineering structures.

本文基于变尺度梯度优化方法和弹-粘塑性原理及其有限元基本理论，针对随机反分析方法存在的缺陷和不足进行研究，以期为实际岩土工程结构的力学分析提供更加可靠的材料参数。

Article, Dr. LeCun proposes a second order technique that he calls the "stochastic diagonal Levenberg-Marquardt method".

文章提出了一个博士LeCun二阶技术，他所谓的"随机对角线的Levenberg - Marquardt方法"。

Further, when the coefficients are smooth, the solutions form a stochastic diffeomorphism flow.

而且，若系数是光滑的，则方程的解形成一随机微分同胚流。

What brings the difference between the expectation of operator and the behavior of customers? Therefore, it must be focused on the users' information behavior. Compared with the factors which form stochastic decision problem, it is appropriate that the analytical method be adopted in the study on users' information behavior.

本文认为应著力于研究用户的信息搜寻行为，而这一行为的特征与构成随机决策问题的要素可以一一对应起来，因此，使用决策理论或博弈理论中的分析方法应该是可行的。

This paper gives the probabilistic interpretation for one system of the second order quasilinear parabolic partial differential equations combined with an algebra equation using fully coupled forward-backward stochastic differential equation.

本文利用完全耦合的正倒向随机微分方程，对一类耦合了一个代数方程的二阶拟线性抛物型偏微分方程系统，给出概率表示。

Therefore, the research on backward stochastic differential equation is of considerable theoretical significance and practical value.

因此， 研究倒向随机微分方程具有重要的理论意义和应用价值。

It is a long time for the research about stochastic differential equation theory and there were lots of useful results.

关于随机微分方程理论的研究已经有很长的历史，迄今得到了大量有用的结果。

Further, applying the stochastic control theory and differential game, we discuss the dynamic pricing strategy in competitive market, get the optimum solution, and compare the revenue in competitive market with the revenue in monopolistic market.

进一步应用随机控制理论，建立了竞争市场下的动态定价博弈模型，提出了两种竞争策略，比较了这两种竞争策略和垄断市场下的收入。

With the development of science and technology, stochastic differential equations are more and more used in engineering.

随着科技的发展，随机微分方程理论越来越广泛地应用于模型的建立和分析中。

In the second part, a method studying stochastic transition which is the master equation method is introduced, and explicit solutions of velocity V and diffusion constant D of the steady state are obtained when a particle hops among a dimensional and periodic N states.

第二部分介绍了一种研究随机跃迁的方法—主方程方法，着重推导了粒子做一维周期性N态随机跃迁时达到稳态的速度、扩散系数的一般表达式。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。