actual estimation error covariance
analysis of covariance
协方差分析
互变异数分析
共变分析
协方差
互变方分析
变积分析
共变方分析
共变数分析
analysis of covariance model
Analysis of covariance structures
analysis of covariance table
analysis of variance and covariance
Asymptotic covariance matrix
Asymptotic variance- covariance matrix
Background covariance matrix
Background error covariance
background error covariance matrix
Channel Covariance matrix
Clutter Covariance Matrix
clutter covariance matrix reconstruction