Fits a single set of eigenvectors to a series of variance-covariance matrices.
把单列特性向量和协变量矩阵联系起来。
Further Broof on the Equivalence of the Formulas of Variance-covariance Component Estimation.
方差-协方差分量估计公式等价性的进一步证明。
The variance-covariance matrix still include parameter of variance in this condition, so our purpose is to look for feasible estimations.
因为这时模型协方差阵结构仍含有方差参数，因此我们的目标是寻求可行估计。
The GPS integer ambiguity estimates, the navigation parameter estimates and their variance-covariance matrix are derived by using Markovian estimation.
利用马尔柯夫估计，推导了GPS整周模糊度估计矢量和导航定位参数估计矢量的表达式，以及相应的协方差矩阵；
Since many difficulties exist in the design of equivalent weight with correlated observations, the concept of equivalent variance-covariance is presented.
鉴于相关等价权的构造非常困难，提出了等价方差-协方差概念。
This paper presents two ways to control the influence of outliers in correlated observations by inflating the variance-covariance and shrinking the weight elements.
分别从方差膨胀模型和相关权元素压缩模型入手研究了相关观测的质量控制理论和方法；
Using EWMA to forecast the portfolio's dynamic transferred variance-covariance matrix, we can get more reasonable and precise dynamic transferred coefficient matrix.
采用EWMA模型预测动态变化的方差-协方差矩阵，从实证的角度得到更精准的动态迁移相关系数矩阵。
In the traditional financial risk measurement model, the basic method is based on normal distribution, and then the variance-covariance method used to solve the portfolio value at risk.
在传统的金融风险度量模型中，基本都是基于正态分布，然后运用方差一协方差法来求解资产组合的风险价值。
In this paper, through the model of parameter adjustment with constraints among the parameters, a further proof on the equivalence of the formulas of variance-covariance components is gives.
通过附有条件的间接平差模型进一步证明各类方差-协方差分量估计公式之间的等价性。
The distinction between covariance and contravariance is important for computations with tensors, which often have mixed variance.
协变和逆变的区别对于张量的计算尤为重要，这往往会出现混合方差。
Variance component model of the random effects of covariance matrix unit for the "Linear model introduction" matrix has been studied.
方差分量模型的随机效应的协方差为单位阵时《线性模型引论》已进行研究。
Linear model is a vital class of statistical model which involves regression model, variance analysis model, covariance analysis model and mixed model etc.
线性模型是一类很重要的统计模型，它包括回归模型、方差分析模型、协方差分析模型以及混合模型等。
The influence of turbulence strength, wavelength and propagating distance on the covariance function and normalized variance of the scattering intensity is discussed.
讨论了不同湍流强度、波长和传播距离对强度协方差函数和归一化强度方差的影响。
Conclusion: It is easy to understand the analysis of covariance and analysis of variance can also be considered in regression analysis setting by defining appropriate dummy variables.
结论：在协方差分析中使用哑变量使对模型的理解变的简单，在方差分析中使用哑变量使得可以从回归的角度来理解模型。
From the viewpoint of reducing the risk faced by insurance company, the models for determining the best time limit of endowment insurance are given under the minimum covariance and variance.
从降低保险公司所面临风险的角度出发，给出了两全保险在协方差和方差最小时的最佳年限的确定模型。
The formula of computing variance and covariance among local filtering errors is presented, which is applied to obtain the optimal weighting coefficients.
提出了用于得到最优加权系数的局部滤波误差方差和协方差计算公式。
The additive genetic variance of the same character, estimated from the covariance of half sibs, was 0. 9602.
从半同胞协方差估计出来的，同一性状的加性遗传方差为0.9602。
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。
Linear models are especially important statistical models, including linear regression model, variance and analysis, covariance and analysis, and variance and component one etc.
线性模型是很重要的一类统计模型，它包括线性回归模型、方差分析模型、协方差分析模型和方差分量模型等等。
The uncertainty of the financial assets price can be measured through the variance of the proceeds of assets and the covariance between all kinds of the proceeds of assets.
金融资产价格的不确定性可以用资产收益的方差和各种资产收益之间的协方差来度量。
Firstly, a weighted realized variance and a weighted realized covariance which are based on high frequency data are put forward.
首先提出了基于高频数据的赋权已实现变差估计量和赋权已实现协变差估计量。
In this paper, the covariance matrix of random effect in linear mixed model is extended to positive matrix. We construct the estimation of variance components based on the idea of ANOVA estimation.
将线性混合模型中随机效应的协方差阵推广为正定阵，运用方差分析估计的方法给出了方差分量的估计。
Method: Dummy variable is used for analysis of covariance and analysis of variance.
方法：在协方差分析与方差分析中使用哑变量。
Results Multilevel models can present the variance covariance metrics of two dependent variables in every levels, and make out the functional expresses of correlation coefficient with covariates.
结果双变量多水平模型可以估计各水平两个变量的方差协方差阵，据此可以计算出相关系数随协变量变化的函数式。
The research of variance covariance propagation of nonlinear least squares adjusted parameters must keep in step with the development of nonlinear least squares adjustment in this area.
对于非线性最小二乘平差参数的方差协方差传播的研究，必须与非线性最小二乘平差的研究同步。
Overall main component, the overall calculation of the main component, the nature of the overall component, the main component of the covariance matrix and the total variance.
说明：总体主成分，总体主成分的计算，总体成分的性质，主成分的协方差矩阵及总方差。
With covariance matching technique and innovation information of filtering, the noise variance is dynamically adjusted and the mean square error of the fusion system always keeps minimum.
该算法采用协方差匹配技术，依据滤波新息，动态调整测量噪声方差，使融合系统的均方误差始终最小。
Finally, we promote the number of tangent lines between minutias and core points, global match distance variance, and covariance distance to help make the final decision.
最后利用细节点到中心点之间的纹线切割数目、全局匹配距离和协方差距离来判断匹配的结果。
However, these methods are estimated according to sample variance and covariance estimators of returns.
然而，这些方法都是根据样本的变异数或报酬的共变异数估算的估计值。
However, these methods are estimated according to sample variance and covariance estimators of returns.
然而，这些方法都是根据样本的变异数或报酬的共变异数估算的估计值。
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