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1·This paper mainly discusses the identification of social interactions under conditional variance restrictions.

本文主要讨论在条件方差限制下的交互影响的识别问题。

2·Frequent volatility is a feature of stock market. Autoregressive Conditional Heteroscedasticity (ARCH) model is often used to forecast the variance of the benefit of financial capitals.

股票价格的频繁波动是股票市场最明显的特征之一，自回归条件异方差类模型可以很好地预测金融资产收益率的方差。

3·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。

4·Analysis on conditional genetic variance indicated conditional dominant-effect genes expressed strikingly with large variation range during the entire courses of grain filling in early season.

条件遗传方差分析认为，早季谷粒充实的全过程，条件显性效应基因强烈表达，且发育全过程变化幅度较大；