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随机变量     
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  random variable
     Study the distributions of continuous type random variable function η=|ξ|,η=ξ~2 and ζ=aξ+bη, thus get the calculate formula of the density function about those functions.
     研究一维连续型随机变量ζ的函数η=|ξ|和η=ξ2的分布以及二维连续型随机变量(ξ,η)的函数ζ=aξ+bη的分布,从而得到η=|ξ|,η=ξ2及ζ=aξ+bη的密度函数的计算公式.
短句来源
     μ~n~ 1γσ_n de~N,n→∞,where S_k=ki=1X_i,γ=σ/μ,σ~2_n=Var1γnk=1S_kkμ-1 and N is a standard normal random variable.
     μn1γσndeN,n→∞,其中Sk=∑ki=1Xi,γ=σ/μ,σ2n=Varγ1∑k=n1kSμk-1,N是标准正态随机变量.
短句来源
     Let ξ be the maximal value point of unimodal objective functions f(x) in the interval [0, F_(n+1)], and let g_n(ξ) be Probability density functions of random variable ξ, ξ∈[0,F_(+1)], where the F_n are the Fibonacci numbers.
     设ξ是定义在(0,F_(x+1))上的单峰目标函数f(x)的最大值点,g_n(ξ)是随机变量ξ(ξ∈[0,F_(x+1)])的概率密度函数,其中F_n是斐波那奇数。
短句来源
     Let {X_i} be a sequences of independent random variable with E(Xi) = 0, E(X_i~2) < ∞ (i = 1, 2,… ), where the remainder of the central limit theorem is: △n =O((ln Bn… (lnk B-n)~(1+δ)~(-1), we prove the result as follow:
     {X_i}为独立随机变量序列,E(X_i)<+∞,E(X+(2)_(i))<+∞(i=1,2,…),当中心极限定理中的余项△n=O(ln Bnln ln Bn…(lnk Bn)~(1+δ)~(-1))时,本文得出结论:
短句来源
     The independence of two dimensional random variable (X, Y) is defined by the equation F(x,y)=F X(x)·F Y(y), of which F(x,y),F X(x),F Y(y) are distribution functions to (X,Y),X and Y.
     二维离散型随机变量(X,Y)相互独立的定义是:F(x,y)=FX(x)FY(y)。 其中F(x,y),FX(x),FY(y)分别为(X,Y),X,Y的分布函数。
短句来源
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  random variables
     On the Research of Limit Theorems for NA Random Variables
     关于NA随机变量列极限定理的研究
短句来源
     Limit Theorems for Dependent Sequences of Random Variables
     相依随机变量序列的极限定理
短句来源
     Strong Limit Properties for Sequences of Random Variables
     随机变量序列的强极限性质
短句来源
     THE CENTRAL LIMIT THEOREM FOR THE SUM OF A RANDOM NUMBER OF INDEPENDENT RANDOM VARIABLES AND ITS APPLICATIONS IN MARKOV CHAINS
     随机个数独立随机变量之和的中心极限定理及其在马尔可夫链上的应用
短句来源
     THE CENTRAL LIMIT THEOREM FOR SUMS OF DEPENDENT RANDOM VARIABLES
     相关随机变量和的中心极限定理
短句来源
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  stochastic variable
     Padé Approximation of Power Series with Stochastic Variable Coefficient
     随机变量系数幂级数的Padé逼近
短句来源
     The Fuzzy reliability design making up of fuzzy variable with the stochastic variable
     随机变量和模糊变量组合时的模糊可靠性设计
     As it actually has fluctuation, the demand is treated as stochastic variable.
     由于实际中需求具有波动性,将需求作为随机变量来处理。
短句来源
     Linear potential structure equation is limit to study the continuous stochastic variable yet.
     线性潜在结构方程式模型还仅限于研究连续型随机变量 ,对于各领域大量出现的离散型随机变量 ,还没有适用的线性结构方程式模型。
短句来源
     Fuzzy Stochastic Variable and Variational Principle
     模糊随机变量及其变分原理
短句来源
更多       
  stochastic variables
     Based on the Monte-Carlo method,the effect of input stochastic variables on the truss reliability was analysed.
     采用蒙特卡罗法(Monte-Carlo Method),分析了输入随机变量对桁架可靠性的影响。
短句来源
     Spatial girder element and SP panel element are used to model the three-dimensional spatial ship structure with consideration s accorded material intensity, girder section area, panel thickness and loads as stochastic variables, and stochastic finite element is adopted to analyze the influence of stochastic variables on the nodal displacement.
     船舶结构工作环境恶劣 ,影响其结构安全的因素很多 ,所以对船舶结构进行结构可靠性分析是非常必要的 . 为此采用空间梁元与加筋板格元来模拟船舶的三维空间结构 ,考虑材料的强度、梁元件截面积、板元件厚度和外载荷均为随机变量 ,采用随机有限元法分析了随机变量对船舶结构节点位移的影响 .
短句来源
     On the basis of common optimum design of a cylindrical worm reducer,this paper takes all the effect facors as stochastic variables according to the criteria of reliability design,and establishes the mathematital model of rehability optimization design for cylindrical worm reducers.
     在圆柱蜗杆减速器普通优化设计的基础上,根据可靠性设计准则,将各影响因素视为随机变量,建立了圆柱蜗杆减速器的可靠性优化设计的数学模型。
短句来源
     By use of Markov entropy with lag {H_m~(1)} as a set of stochastic variables,the entrop E_D in D_1space and E_V in its Fourier transformation space are properly defined.
     利用一组推迟Markov熵作为随机变量,再定义D_t相空间的熵B_D和其Fourier变换■相空间的熵B_v。
短句来源
     A High-Accuracy Method for Computing Statistics of Stochastic Variables after Nonlinear Transform
     随机变量经非线性变换后统计性质的确定
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  random variable
The parameter estimation and the coefficient of contamination for the regression models with repeated measures are studied when its response variables are contaminated by another random variable sequence.
      
The result shows that the output sequence is an independent and uniformly distributed 0,1 random variable sequence.
      
Nonparametric Approximation of the Density Function Logarithm of the Two-dimensional Random Variable
      
Consideration was given to a method for approximating the probability density of a two-dimensional random variable with separate stages of generating the local estimates and smoothing the random errors.
      
The duration of every job is a random variable distributed by a given law.
      
更多          
  random variables
These decompositions have a multiscale structure, independent Gaussian random variables in high-frequency terms, and the random coefficients of low-frequency terms approximating the Gaussian stationary process itself.
      
be two sequences of random variables with unknown distribution functions F(x) and G(y) respectively.
      
Let Xj,j ≥ 1 be a sequence of negatively associated random variables with EXj = 0, EX2j >amp;lt; ∞ In this paper a functional central limit theorem for negatively associated random variables under some conditions without stationarity is proved.
      
which is the same as the results for positively associated random variables.
      
d random variables from an unknown density f(·) is considered.
      
更多          
  stochastic variable
If the system can be made as good as new by preventive maintenance, both the life stochastic variable of different periods and fault correction time stochastic variable form monotonous stochastic process.
      
The time evolution of the mean value and of the fluctuation of the relevant stochastic variable is discussed.
      
The technique consists in developing the stochastic variable as a power series in time, and using this to compute the short time expansion for the correlation functions.
      
In addition, the prediction method of stress release model is obtained based on the inverse function simulation method of stochastic variable.
      
Fuzzy stochastic variable and variational principle
      
更多          
  stochastic variables
It is shown that intrinsic fluctuations and correlations of stochastic variables can significantly change the reaction dynamics on nm-sized particles by extending the oscillatory region in the parameter space.
      
This method also enables the calculation of the steady state spectra of polynomial functions of the stochastic variables.
      
Within the power-law approach for noise amplitude dependence on stochastic variables, we present a picture of noise-induced transitions in systems affected by coloured multiplicative noise.
      
The seismic stress before and after the stick slip earthquake occurrence are both stochastic variables.
      
The dynamics of fission has been formulated by generalising the asymptotic expansion of the Fokker-Planck equation in terms of the strength of the fluctuations where the diffusion coefficients depend on the stochastic variables explicitly.
      
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