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
- 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。 - It has three important properties: it has stationary and independent increments, and every increment is a normally distributed stochastic variable.
布朗运动具有三个基本性质：第一是独立增，第二是稳态增，第三是增量是服从正态分布的随机变量。 - Market demand is a stochastic variable which brings difficulty for most profit by ordering right goods.
市场需求量是一个随机变量，它给订货者追求最大利润，确定最优订货量带来了困难。 - 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； - 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。 - 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。 - 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。 - 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。 - 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。