英汉词典

covariance 基本解释

n.

协方差；

英英释义

covariance[ kəu'vεəriəns ]

n.(statistics) the mean value of the product of the deviations of two variates from their respective means

covariance 相关例句

词组短语

covariance matrix[计]协方差矩阵

covariance analysis协方差分析；积差分析；共变量分析

covariance function协方差函数；共变量函数；积差函数

analysis of covariance共分散分析；协方差分析

双语例句

用作名词(n.)

1. Analysis of covariance is a combination of regression analysis and variance analysis.
   协方差分析足把直线回归与方差分析结合起来应用的一种方法。
2. The data on covariance presently available are here.
   目前所能获得的关于协变的资料都在这儿。
3. The theoretical foundation of the covariance is pertinence of system theory.
   协变性的理论基础是系统原理中的相关性。

权威例句

Sparse inverse covariance estimation with the graphical lasso
Fuzzy clustering with a fuzzy covariance matrix
Fit Indices in Covariance Structure Modeling: Sensitivity to Underparametrized Model Misspesification
Heteroskedasticity and Autocorrelation Consistent Covariance Matrix Estimation
A Heteroskedasticity-Consistent Covariance Matrix Estimator and a Direct Test for Heteroskedasticity
Power analysis and determination of sample size for covariance structure modeling.
Significance tests and goodness of fit in the analysis of covariance structures.
Cutoff Criteria for Fit Indexes in Covariance Structure Anaysis: Conventional Criteria Versus New Alternatives
A Simple, Positive Semi-Definite, Heteroskedasticity: An Autocorrelation Consistent Covariance Matrix
Taylor & Francis Online :: Cutoff criteria for fit indexes in covariance structure analysis: Conventional criteria versus new altern...