在构建协方差矩阵时，时窗的选取是一个很重要的因素，本文给出了道自相关法和过零点法。

When founding the covariance matrix, the choosing of the time window is very important, and this article introduce two ways to choose the time window, the autocorrelation and passing zero point.

youdao

在构建协方差矩阵时，时窗的选取是一个很重要的因素，本文给出了道自相关法和过零点法。

When founding the covariance matrix, the choosing of the time window is very important, and this article introduce two ways to choose the time window, the autocorrelation and passing zero point.

youdao