random variable

[ˈrændəm ˈvɛəriəbl]
  • 释义

    随机变量,随机变数,无规变数;

数据更新时间:2026-04-18 09:57:56
  • 近义词

  • chance variable机遇数,机遇值;
  • stochastic variable随机变量,随机变数;
  • variantn.(词等的)变体,(字音的)转讹;[生]变种,变异体;变形,变量,转化;[统]变式;
  • variaten.变量; 变数; 变元;随机变量;
1、

An Inequality about Sum of Independent Random Variable A Big Cheater

独立随机变量和的大偏差不等式

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2、

Thermal fatigue Random variable Probabilistic analysis Solder joint Lognormal distribution;

热疲劳;随机变量;概率分析;焊点;对数正态分布;

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3、

Ased on the feature that the construction conditions for dam concrete are variable with disturbance of many random factors, a gray-box predictive method combined with mechanism model of heat exchange and experimental identification of parameters is presented.

针对大坝混凝土施工条件多变,随机因素、干扰多等特点,提出将热学机理模型和参数经验识别相结合的灰色预测法,对大坝混凝土的温控防裂措施进行动态管理。

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4、

In credibility model, we regard risk X a random variable which is depend on a parameter.

在可信性模型中, 通常把风险X的视为依赖于一参数的随机变量.

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6、

In the model, the reasoning algorithm about time instants has been derived from treating the unknown temporal variable as random variable and introducing MAP estimation into temporal reasoning.

然后在这一模型下,将未知时间变量扩展为随机变量,采用基于最大后验概率估计(MaximumaPos-terioriEstimation,MAP)的方法进行统计时间推理。

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7、

The tangential displacement of the dam was not a random variable.

该拱坝的切向位移并非随机值,有其固有规律性。

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8、

Elevator control system is a multi-input variable, Strong random, Output response with real-time requirements of complex real-time multi-task system.

电梯控制系统是一个输入变量多、随机性强、输出响应具有实时要求的复杂实时多任务系统,应用UML来描述其功能状态、行为特征也是必然的。

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9、

Based on random variable expectation and variance, some inequalities are proved.

基于随机变量的数学期望与方差, 讨论随机变量数字特征的几个不等式.

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10、

The weighted mean of the random variable is the expected value.

随机变量的加权平均值是期望值。

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11、

Firstly, the definitions of complex quasi-random variable and primary norm are introduced.

引入复拟(概率)随机变量, 准范数的定义.

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12、

We design a chromosome structure suitable to describe the delivery route, construct a specific cross operator and a variable operator, and propose a put-back random duplicate operator and suitable-degree function.

阐述放回式随机复制算子和适应度函数,设计描述行驶线路的染色体结构、初始群体生成方法、独特的交叉算子和交换变异算子,构造完整的遗传算法。

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13、

Interval Probability Random Variable and Its Numerical Characters

区间概率随机变量及其数字特征

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14、

We study the strong law of large number for the sum of α mixing random variable sequences, apply these results in the weighted kernel estimator of nonparametric regression function proposed by Priestley, M.B. and Chao, M.T. ( 1972), and obtain better results.

研究α-混合序列加权和的强大数律,并将这些结果应用于Priestley,M.B.和Chao,M.T.(1972)提出的非参数回归函数加权核估计,获得较理想结论。

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15、

The probability character of load variables and the conversion principle of their models from stochastic process to random variable are exploringly studied.

探索性研究施工期荷载变量的概率特性及其从随机过程模型向随机变量模型转换的原理;

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16、

Do The Function of A Continuous Type of Random Variable Also Belong To One?

连续型随机变量的函数还是连续型随机变量 吗 ?

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17、

A Method of Solving the Special Functional Equation Including a Random Variable and a Process of Deriving Constant Risk-Averse Utility Function

一种随机特殊函数方程的解法及定常风险厌恶效用函数的导出

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18、

Cumulate probability distribution of trials of random variable of uniform distribution.

随机变数多次试验结果之累积机率为均匀分布。

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19、

Some sufficient conditions are given for the best power series press towards the random variable function f ( X, Y) for probablity.

将一元随机变量函数f(X)(依概率)的最优幂级数逼近的若干结果进行了推广。论证了多元随机变量函数f(X,Y)在上述意义下的几个充分条件及其推论。

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20、

The variance of a random variable is the square of its standard deviation.

方差的算术平方根为该组数据的标准差.

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21、

F-random variable and its main properties

F&随机变量及其主要性质

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22、

Based on the analysis of CLSC facility location problem, a fuzzy random Maximax chance constraint quadratic programming model is put forward. For one type of LR fuzzy random variable, the chance constraint programming model is transferred to a crisp one by using fuzzy and stochastic theories.

通过闭环供应链设施选址问题的分析建立模糊随机Maximax机会约束二次规划模型,并针对一种特定的模糊随机变量运用模糊数学和随机理论等理论知识将其转换为等价的确定型模型。

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23、

In our notation, the name of a random variable is always a capital letter, for example, X.

在我们的记法,一个随机变量的名字总是一个大写字母,例如,X。

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24、

The relationship between the existence of the moment of random variable and the convergence of tail probability series of random variable sequences is investigated, under certain mixing rates, more generally complete convergence of ρ-mixing sequences are obtained.

本文通过讨论随机变量矩的存在性和随机变量序列尾概率级数收敛性之间的关系,在一定的混合速度下,给出了ρ-混合序列部分和更为一般的完全收敛性。

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25、

Firstly, according to the complete life test data and the theory of distribution for function of the random variable, the prior distribution of accelerated factor is presented.

首先基于全寿命试验数据和随机变量函数分布的理论推导出加速因子的先验分布;

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26、

A random process model of structural functional function of components attached to vectoring thrust nozzle was employed, in which strength and stress of components were respectively taken as random variable and stochastic process.

本文将矢量喷管构件的强度考虑为随机变量,将构件的应力考虑为随机过程,建立了构件结构功能函数的随机过程模型。

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28、

Mathematical Average Value of the Function of Random Variable

随机变量的函数的数学期望

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29、

This article's emphasis studies the random variable using the copula function to describe tail dependence.

本文的重点就是应用copula函数来研究随机变量的尾部相关性的问题.

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30、

In essence NCF in investment projects is a normally distributed, continuous, random variable.

投资项目的净现金流量本质上是一服从正态分布的连续随机变量。

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