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
- So it is the important subject in probability to study the independence of stochastic variable.
因而，关于随机变量的独立性的研究构成了概率的重要课题。 - 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。 - 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。 - A discrete method for stochastic variable ( features) space of class-conditional-probability density and estimation method for class-conditional-probability distribution is proposed.
本文提出了类条件概率密度随机变量（特征）空间离散化及类条件概率分布估计方法。 - The 2-stage production-distribution global supply chain tactical planning model based on fuzzy stochastic expected value programming is presented, whose biggest difference from the previous models is that the market demand is regarded as fuzzy stochastic variable;
提出了基于模糊随机期望规划的生产-分销二级跨国供应链战术计划模型，它与以往供应链计划模型最大的不同之处在于将市场需求看作模糊随机变量； - 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； - Secondly, the output control model is offered, which is based on the idea that the ultimate requirement is an index stochastic variable.
二是提出了基于最终需求为指数型随机变量的产出量的控制模型。 - 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。 - 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。 - The extremum distribution of stochastic variable can be obtained by spectral analysis.
随机变量的极值分布可以通过对水位监测数据进行频谱分析获得。