Chinese-English Translation of 随机变量


随机变量

[suíjī biànliàng]
    extraneous variable; random variable; stray parameter; variate; chance variable; facultative variant; stochastic variable; aleatory variable





extraneous [eks'treiniәs]
    adj.无关系的,外来的,[化]外部裂化,[化]新异反射

variable [veәriәb(ә)l]
    n.[数]变数,可变物,变量 adj.可变的,不定的,易变的,[数]变量的

random [rændәm]
    n.随意,任意 adj.任意的,随便的,胡乱的 adv.胡乱地

stray [strei]
    v.迷路,偏离,漂泊,漂泊游荡 adj.迷路的,离群的,偶遇的

parameter [pә'ræmitә(r)]
    n.参数,参量,<口>起限定作用的因素

variate ['vεrɪet]
    同义词variant;同义词random variable

chance [tʃa:ns; (-) tʃæns]
    n.机会,可能性,偶然性,运气 v.碰巧,偶然发生,冒...的险adj.偶然的

facultative ['fækl.tetɪv]
    容许的,许可的;任意的;可能发生也可能不发生的;能力的;兼性的

variant [veәriәnt]
    adj.不同的 n.变量



Chinese-English Translation Examples of 随机变量


该文是利用随机变量序列的局部收敛性及强大数定律研究了随机狄里克莱级数的收敛性,得出了它的收敛横坐标的简洁公式。
In this paper we study the convergences of random dirichlet series by the local convergence of random variable and the strong law of large numbers and obtain some simple and explict formulae on abscissa of convergence.
根据剪滑溃坝机理建立了高拱坝剪滑失效模式的状态函数,该状态函数包含压应力、切应力、摩擦系数以及粘结力系数等4个非完全独立的随机变量,且具有非线性特征。
Based on the mechanism of shear-slipping dam collapse the state function of high arch dam shear-slipping failure mode is established and the function involves four non-fully-independent random variables namely compressive stress shearing stress coefficient of friction and coefficient of cohesion and is of nonlinear characteristics.
文摘:该文是利用随机变量序列的局部收敛性及强大数定律研究了随机狄里克莱级数的收敛性,得出了它的收敛横坐标的简洁公式。
Abstract: in this paper we study the convergences of random dirichlet series by the local convergence of random variable and the strong law of large numbers and obtain some simple and explict formulae on abscissa of convergence.
摘要通过对概率论中有关公式的研究,给出了全条件概率公式和二维随机变量函数的密度函数的简化计算公式,为其计算提供了新的方法。
Though studying some formulas in theory of probability we give the formula conditional probability in complete event set and a simplified formula for density's function in two random variables they offer new methods in calculation.
将上证综合指数当作一个随机变量进行预测,并作了实证分析。
Shanghai stock composite index is treated as a random variable to carry on the forecast and makes the real diagnosis analysis.
接近平均数的二阶矩;平均值随机变量的偏差的平方的期待值。
The second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value.
模拟模型考虑了实际存在的非独立随机变量以及不同随机变量的概率分布。
The simulation model involves correlative random variables and different kind of probability distribution.
偏离原点的随机变量的偏差平方的期望值。
The expected value of the square of the deviations of a random variable from the point of origin.
文摘:在考虑应力和强度均为随机变量并对齿轮参数设计产生影响的基础上,同时考虑齿面胶合、磨损等其它诸多因素,给出了一定可靠度下的多目标优化设计数学模型和计算实例。
Abstract: this paper presents within certain reliability a mul ti-object optimum mathematical model and the relevant applicable calculations.it bases its calculations on the principle that stress and strength are both rando m variables which bring effect on the parameter-design of the gears.it also take s into consideration the factors like gear veneer wear and tear and so on.
隐马尔可夫模型可应用于弱相依随机变量的建模上,也可用作研究发音过程、神经生理学与生物遗传等方面的工具。
Hidden markov models have been widely used for modeling sequences of weakly dependent random variables with applications in as such as speech processing neurophysiology and biology.
在统计决策理论框架内考虑了位置和尺度分布族下随机变量的区间预测问题。利用估计问题中对无序限制下参数估计量的改进方法,结合未知分布参数之间的序限制,对通常的位置和尺度同变预测区间进行了改进。在一定条件下,构造了一族改进预测区间,从而解决了常用同变预测区间的改进问题。
Interval prediction problem from decision theoretic point of view is considered.by combining the improving method of the parameters estimator which is used in the estimation problem with the order restriction of the unknown distribution parameters it is provide to method for improving on the location and scale equivariant prediction interval and a class of improved prediction intervals are given under some conditions.
作为对比,本文还在改变各随机变量变异系数的前提下,计算了坝肩岩体各高程的可靠指标。
By contrast the paper calculated the reliability index of the abutment after changing variable quotietyof the stochastic variable.
平均数的二阶矩;平均值随机变量的偏差的平方的期待值。
Of the square of the deviations of a random variable from its mean value.

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