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- mean of random variable [化] 期望值
- By means of the Monte Carlo method, the reliability of CWR track stability is analyzed.By the single-parameter sensitivity analysis method, sensitivity of random variables is studied. 本文基于蒙特卡洛方法,分析无缝线路稳定性可靠度,并且采用单参数敏感性分析法,通过改变各参数的平均值,而保持其变异系数不变,对设计参数进行敏感性分析。
- 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?
- Kurtosis is a classical measure of non-Gaussianity of random variable. 峭度是随机变量非高斯性的一个经典度量。
- The mean of a random variable. 随意可变量
- Cumulate probability distribution of trials of random variable of bathtub (or M) distribution. 随机变数多次试验结果之累积机率为两极化分布。
- 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。
- Cumulate probability distribution of trials of random variable of normal distribution. 随机变数多次试验结果之累积机率为常态分布。
- In this paper,we study a limit property of the harmonic mean of random transition probability for a nonhomogeneous Markov chain indexed by a tree. 本文研究树上非齐次马氏链随机转移概率的调和平均极限性质,所得结果将非齐次马氏链上随机转移概率调和平均性质推广到树图上。
- 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. 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.
- The change point problem in the mean of a sequence of independent normal random variables is considered using CUSUM methods. 摘要运用累积和CUSUM的方法研究了独立正态随机变量序列均值变点问题。
- A time series data set is a sequence of random variables indexed by time. 时间序列数据是以时间为指标的一个随机变量序列。
- 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. 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.
- The expected value of a random variable. 期望值随意可。
- He let himself down slowly by means of a tope. 他借助一根绳子慢慢地下来了。
- Research of Information Measure of Random Variable 随机变量信息度量研究
- The coal petrologic automatic analysis is realized mainly by means of random reflectance of vitrinite. 煤岩自动分析主要采用镜质组随机反射率自动测试技术来实现。
- It was very mean of you not to let the children play in the snow. 你不让孩子们在雪地里玩,真是管得太紧了。
- Through almost sure convergence of random variables, the probability convergence can be derived; and further the weak convergence can be derived. 摘要由随机变量序列几乎处处收敛可推出其依概率收敛,进而可推出其依分布收敛,可见判别几乎处处收敛的重要性。
- The author of this article finds a necessary and sufficient condition of the independece of random variables by using the three lemmas. 利用三个引理,作者找到随机变量独立性的一个充要条件。