使用组合方法获得了稳定的结果和较大的方差减缩。

Stable results and high variance reduction using the compound method have been obtained.

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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。

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.

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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。

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.

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There's no correlation between them ... and that means that the variance-- and I want to talk about equally-weighted portfolio.

它们之间没有相关性,也就是说。。。方差-,我想讲一下,权重相等的投资组合。

耶鲁公开课 - 金融市场课程节选

If you're comparing two portfolios with the same expected return, then you want the one with the lower variance.

比较两个有相同预期收益率的投资组合时，你会选择方差小的那一个。

耶鲁公开课 - 金融市场课程节选

What we did--the core theoretical framework that we had-- was the mean variance theory, which led us to the capital asset pricing model.

我们讲到了投资组合多元化的核心理论框架,即均值-方差模型,之后又讲到了资本资产定价模型

耶鲁公开课 - 金融市场课程节选