1.
Risk-return Evaluation Based on Possibilistic Mean and Variance;
基于可能性均值和方差的金融风险报酬研究
2.
On the Mean Value and Variance of Distance Distribution of Non-linear Codes in GF(q)
GF(q)上非线性码的均值和方差
3.
We can use this method to calculate the mean values and standard deviations of the responses, and estimate the stochastic errors of structural characters resulting from the fabrication errors.
利用此法，能计算结构静响应的均值和标准差，估价制造误差引起的结构力学性能的随机性误差。
4.
The Optimization of the Portfolio Selection with the Restricted Short Sales;
限制性卖空的均值-方差投资组合优化
5.
The Relative Index of Performance Evaluation of Portfolio Based on Mean-Variance Efficient Frontier;
基于均值-方差有效前沿的投资组合性能评价相对指数
6.
A Study on the Testing of Equal Mean & Covariance Matrix and Its Application;
双样本协方差矩阵和均值向量齐性检验的研究及其应用
7.
Averages, standard deviations, and variances are not supported when a PivotTable has calculated items.
在使用计算项时，不支持均值、标准差和方差计算。
8.
The Comparison between Mean-Variance and Mean-VaR Portfolio Models without Short Sales;
不允许卖空情况下均值-方差和均值-VaR投资组合比较研究
9.
root - mean - square error
均方根[有效值]误差
10.
The Application of Mean-Variance Model in the Perspective of the Cost of Investment Opportunity;
从机会成本角度论均值方差模型的适用性
11.
Nonlinear diffusion method based on local variance and mean amplitude
基于局域方差系数与幅度均值的非线性扩散
12.
The variance is simply the average squared difference of all numbers from their mean or average value.
方差就是各个数的中值（或平均值）与各个数的差值的平方的平均值。
13.
Returns the sum of squares of deviations of data points from their sample mean
返回各数据点与数据均值点之差（数据偏差）的平方和
14.
Averages, standard deviations, and variances are not supported when a PivotTable report has calculated items.
在数据透视表有计算项时，平均值、标准偏差和方差计算不被支持。
15.
The result indicates that the wavelet transform has practical value in the performance of de noising and real time processing.
结果表明 ,小波变换在去噪性能和实时处理方面均具有实用价值 .
16.
Mean-variance Hedging under Stochastic Interests;
随机利率下的均值-方差最小套期保值
17.
Interval Estimation of Means and Variances from Normal Populations under Simultaneous Order Restrictions Based on Bootstrap;
基于bootstrap方法序约束下正态总体均值和方差区间估计
18.
Dynamic Asset Allocation Model with Mean Variance Preferences and Downside Risk Control;
均值方差偏好和下方风险控制下的动态投资组合决策模型