random variable

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.

Property of symmetric random variable is discussed by introducing the concept of almost supremum and infimum.

讨论了具有倒对称随机变量的若干性质.

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.

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.

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.

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.

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。

F-random variable and its main properties

F&随机变量及其主要性质

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 ?

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。

Interval Probability Random Variable and Its Numerical Characters

区间概率随机变量及其数字特征

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。