数学期望是随机变量的重要数字特征之一。
Mathematical expectation is one of the important digital features of random variable.
这取决于第一和第八的数学期望的差异度有多大。
This depends to a great degree on the wideness of the spread between the mathematical expectation of number one versus number eight.
指出了最小数学期望算子与数学期望算子的某些不同之处。
The difference between the minimum expectation and the expectation operator is shown.
假定图象信号的数学期望为零，证明了相关器输出的基本性质。
Suppose the mathematical expectation of image signal is zero, the basic properties of the correlator output are given.
最优的标准是在一定的风险范围内使收益的数学期望达到最大。
The standard of the optimum portfolio is to make the mathematics expectation of the profit to be maximum in the scope of given risk level.
两地小学数学期望课程难度整体上存在明显差异，上海的难度大于加州。
We considered grade 1 through 5 as a whole and found curriculum of Shanghai was more difficult than that of California.
本文给出了条件数学期望的几何定义，证明了该定义与其它定义的一致性。
In this paper, We give a geometrical definition of conditional expectation. Identity of the definition and other definitions is discussed.
标准防空火力单元理论需求量采用毁歼概率法和毁歼目标数学期望法计算。
The standard air defense fire unit theory demand was calculated by adopting damage probability method and damage target mathematical expectation method.
实验验证：理论平均值公式就是随机变量取值的数学期望(估计)计算公式。
Experimental Verification: Theory formula is the average value of the random variable mathematical expectation (estimated) formula.
最后利用母函数这一工具求得一些连续型非负分布随机变量的数学期望及方差。
And finally, this tool-the generating function-can be used to get some expectation and variance of random variable of continual-type non-negative distribution.
研究具有链式约束的单机随机排序问题，目标函数为加权总完工时间的数学期望。
This paper discusses the stochastic scheduling on a single machine to minimize total weighted completion time subject to precedence constraints of chains.
根据求解数学期望的近似算法，提出了一种新的随机可靠性灵敏度分析的通用方法。
On the basis of approximate algorithm for expectation, a general RS algorithm is presented.
证明了该方法在所加噪声满足一定条件时，其量化信号的数学期望等于相应的量化输入值。
It is proved that the expected value of a quantized signal value is equal to its corresponding signal value by this means provided some conditions of the noise being added in is satisfied.
同时，通过分析在中彩时，已摸过的彩票数目的数学期望，向彩票发行者提出了几点建议。
At the same time, according to analysis the mathematical expectation of the number of drawed tickets, this essay is trying to raise some advice for the dep...
同时，通过分析在中彩时，已摸过的彩票数目的数学期望，向彩票发行者提出了几点建议。
At the same time, according to analysis the mathematical expectation of the number of drawed tickets, this essay is trying to raise some advice for the department responsibl…
当市场是完备时，任意衍生证券的现值等于该证券未来收益折现值在等价鞅测度下的数学期望。
When the market is complete, the present value of any derivative security is equivalent to mathematical expectation of its underlying profit discount value under equivalent martingale measurement.
在随机预测控制中，约束是机会约束，目标函数是数学期望，滚动优化求解的是随机优化问题。
In Stochastic Model Predictive Control, chance constraints are presented and the objective function is an mathematical expectation.
然后引入了模糊概率随机变量的独立性，给出了离散型模糊概率随机变量的数学期望性质的证明。
Then the independence of random variables with fuzzy probability (RVFP) was introduced, with the characters of mathematical expectation of discrete RVFP proved.
条件数学期望是概率论中一个重要概念，本文通过求数学期望的例子和最优预测探讨了它的应用。
This paper explores the application of conditional expectation in solutions to mathematical expectation and best prediction.
数学期望是概率论的一个重要概念，应用数学期望讨论某些经济问题，从而得到一些有意义的结论。
Mathematical expectation is important concept of probability theory, to apply mathematic expectation discuss economic problems, and obtain useful conclusions.
在得出港口货物吞吐量概率分布的基础上，利用条件数学期望提出了港口货物吞吐量的双层预测模型。
A double forecasting model is proposed by using conditional mathematical expectation, based on probability distribution of port cargo throughput.
火力强度模型则通过以特定兵力密度分布在本区一分钟内抗击饱和进袭的敌空袭兵器的数学期望值建立。
The fire intensity model is built by the mathematic expectation that the forces that are arrayed in given distribution density attack the saturation air attack forces in a minute.
根据中心极限定理，以随机数为基础，设计了正态随机变量的结构公式，其数学期望和方差可任意给定。
On the basis of random numbers, The structure-formula of the normal random variable has been designed according to the limit theorem.
由构造引起的煤厚变化具有非线性特征和突变性，但在一定的范围内，煤厚分布的数学期望为一个固定值。
The change of coal thickness caused by geological structure is nonlinear and revulsion, but in a certain range, the mathematical expectation of coal thickness distribution is a fixed value.
提供了一个在数学期望值不相等条件下进行概率分析的新方法，该方法采用所谓标准差系数作为分析指标。
Using the standard deviation coefficient as analysis target, the author provides a new probability analysis method, in case the mathematical expectations are different.
文章针对这一问题，在数据为混合相依的条件下，给出一般函数条件数学期望的估计，并讨论了它的收敛速度。
In this paper, the author gives a solution for this problem and discusses the convergent rate of nonparametric kernel estimate under mixing dependent data.
作为特例，分别得到了使选中最好的姑娘的概率最大和使选中的姑娘的绝对名次的数学期望最小的最优停止规则。
In partioular, the optimal stopping rules of maximizing the probability of employing the best applicant and minimizing expected rank are derived respectively.
在建立舰船辐射噪声仿真模型的基础上，推导了单、双螺旋桨舰船辐射噪声调制谱谐波族幅值特征的数学期望表达式。
On the basis of building the ship radiated-noise model, the mathematical expectation expressions of ship radiated-noise demodulation spectrum harmonic clan feature were educed.
在此基础上，建立基于数学期望的任务预期完成时间预测模型，用具有最大期望完成时间的子任务预测任务预期完成时间；
Thirdly, it analyses prediction technology in scheduling, and proposes prediction model to predict task expected completion time using subtasks with maximum mathematical expectation.
在此基础上，建立基于数学期望的任务预期完成时间预测模型，用具有最大期望完成时间的子任务预测任务预期完成时间；
Thirdly, it analyses prediction technology in scheduling, and proposes prediction model to predict task expected completion time using subtasks with maximum mathematical expectation.
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