stochastic variable

英 [stə'kæstɪk ˈveəriəbl]

美 [stə'kæstɪk ˈveriəbl]

网络  随机变量

计算机

英英释义

noun

• a variable quantity that is random
  Synonym:random variablevariatevariantchance variable

双语例句

• 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。
• 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。
• 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。
• If either of strength and stress is stochastic variable and another is fuzzy variable, the.
  当强度和应力之一为随机变量，另一个为模糊变量时，提出将模糊变量通过模糊集合截集转换为区间数，并假定模糊变量在此区间取值的可能性与相应的隶属函数值成正比。
• The probability theory and fuzzy theory are adopted in the quantification of the uncertainty of the parameters to deduce a unified function to consider the effect of strengthening and embody the effect of load in the fuzzy stochastic variable coefficient.
  利用概率理论和模糊理论来具体定量分析这一系列参数的不确定性，推导了统一的可以考虑加固等处理措施的统一功能函数，并将各种荷载作用体现在模糊随机变量系数中。
• 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。
• 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
• The risk analysis of the flood control capacity for river levee is conducted by a stochastic variable method. The definition of reliability and the risk for flood control capacity, the model and computation method of risk analysis are given.
  采用随机变量的分析方法，对河道堤防的防洪能力进行风险分析，给出了河道防洪能力的可靠度和风险度的定义、风险计算模式和计算方法。
• 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；
• 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。