stochastic variable
英 [stə'kæstɪk ˈveəriəbl]
美 [stə'kæstɪk ˈveriəbl]
网络 随机变量
英英释义
noun
- a variable quantity that is random
双语例句
- For the uncertain character of material function, the intensity of spray concrete and concrete lining is uncertain too. It can describe quality character better by probability model and statistic parameter of stochastic variable.
由于材料性能具有不确定性，喷混凝土和二次衬砌的强度亦同样具有不确定性，一般用随机变量的概率模型和统计参数来描述，能更好地描述其质量特征。 - Load uncertainty in power system is regarded as stochastic variable or fuzzy number in this paper.
同时采用随机变量及模糊数计及电力系统运行中负荷的不确定性。 - A geometrically based single bounce elliptical ( GBSBE) multiple channel model is analyzed in this dissertation, based on probability distribution theory of stochastic variable function, a simulative method of this channel model is designed.
分析了一种基于单反射的椭圆模型的多径信道，根据随机变量函数的概率分布理论设计了一种这种信道模型的仿真方法。 - A stochastic variable satisfying Bernoulli random binary distribution is introduced and a new system model is established.
通过引入一个满足贝努力分布的随机变量，建立了一个新的系统模型。 - The equivalent dynamic load, a major parameter influencing the bearing life, being taken as a stochastic variable, and the factors influencing equivalent dynamic load as fuzzy variables, the service life of bearing was checked with the fuzzy reliability method.
将影响轴承寿命的主要参数当量动载荷当成随机变量处理，而影响当量动载荷的因素视为模糊变量，用模糊可靠性方法校核轴承的寿命。 - By means of the examples and with the help of pictures, this paper shows detailedly and visually several ways to work out sum distribution density of a stochastic variable.
本文通过对例题的解答，借助图象，详细而又直观地给出了求随机变量和的分布密度的几种方法。 - This paper analyses also the probability estimate problems under the conditions that return series is correlated and return is multivariate stochastic variable.
本文对收益率序列存在相关性、收益率是多元随机变量情况下的尾概率估计问题也进行了分析。 - An expectation model placing orders with multi-suppliers with capacity constraint is established, in which the demand is stochastic variable.
建立了一个向多个有能力约束的供应商采购的库存模型； - 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。 - Then through series expansion of the nonlinear transformation function, expressions of the true mean and covariance of the stochastic variable that results from nonlinear transformation are obtained, which also result in the form of first-order linearization.
文中通过对非线性变换的函数进行级数展开，获得了非线性变换后随机变量的真实均值和协方差的表达式，并得到一阶线性化的形式；