例句與造句

1. Covariance matrix estimation
   協(xié)方差矩陣估計
2. An adaptive kalman filter combining variance component estimation with covariance matrix estimation based on moving window
   基于移動開窗法協(xié)方差估計和方差分量估計的自適應濾波
3. It's difficult to find covariance matrix estimation in a sentence. 用covariance matrix estimation造句挺難的