The algebra synthesis method is used to obtain the expectation and variance of the assemble responses. The reliability model of mechanism motion function can be built.
采用代数综合法求得机构输出总位移的均值和方差,建立了机构运动功能可靠性的分析模型。
This paper proposes Latin hypercube sampling combined with variance reduction techniques of conditional expectation and antithetic variates to assess ultimate strength reliability of ship hull girder.
本文将拉丁超立方抽样法与条件期望和对偶变数方差减缩技术组合用于分析船体总纵极限强度可靠性。
Second, a convex distribution model for the price is proposed. The formulae are given respectively for the expectation price, the variance of the price and the income.
其次,提出了价格的凸分布模型,并给出了期望价格,价格的方差和期望收益的计算公式。
The other one is the cause of institutional variance, which is expectation of latent maxim benefit.
二是制度变迁的诱致因素在于主体期望获取最大的潜在利润。
We furthermore calculate the expectation and variance of random variable, and discuss the approximate value of no-arbitrage price when jump obeying poisson distribution.
本文进一步计算出股票价格模型的期望与方差,讨论了跳跃服从对数泊松分布时模型的无套利价格的下界。
And finally, this tool-the generating function-can be used to get some expectation and variance of random variable of continual-type non-negative distribution.
最后利用母函数这一工具求得一些连续型非负分布随机变量的数学期望及方差。
The state vectors expectation, variance and covariance matrices are given under the conditions of the systems with regular infinite extreme point and singular infinite extreme point.
在系统具有正则无穷远极点和奇异无穷远极点的条件下,得到了系统状态向量的均值、方差阵及协方差阵的计算公式。
In this paper, we consider both the mathematical expectation and variance for the time to failure of some systems and design a system with ideal reliability.
本文研究系统寿命的均值和方差,并设计出较为理想的可靠性系统。
Some normalization methods are discussed in detail, including histogram method, expectation-variance method and trend surface analysis.
这里详细介绍了各种测井数据标准化的方法原理,并给出了相应的实例。
Based on the expectation-variance analysis of portfolio, this paper presented that the degree of the risk of the companies' mergers depended on correlative between the mergers' units.
在资产组合的均值—方差分析的基础上对于公司购并的风险进行了分析,得出了公司购并风险的程度取决于购并元间的相关系数。
The new method has overcomed the shortcomings of the Expectation-Variance method and Sharpe's Index method, and avoids the inconvenience of constructing utility function to a certain extent as well.
该方法既克服了期望值-差法和夏普指数法的不足,又在一定程度上避免了效用函数构造的困难。
The expectation and variance of LAR formula is given by inference under normal distribution.
推导出了正态分布下大额赎回量的期望和方差计算公式。
The final scale included 12 items and contained four dimensions:professional expectation, professional volition, professional value, and professional efficacy, with 63.053% total variance explained;
结果:师范生职业认同感量表包含职业意愿与期望、职业意志、职业价值和职业效能四个维度,累计贡献率63.053%,共12项题目;
The final scale included 12 items and contained four dimensions:professional expectation, professional volition, professional value, and professional efficacy, with 63.053% total variance explained;
结果:师范生职业认同感量表包含职业意愿与期望、职业意志、职业价值和职业效能四个维度,累计贡献率63.053%,共12项题目;
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