在高斯假定下得到非平稳时间序列的协方差矩阵的转移形式。对一个实际的地震过程进行的数字研究结果证明本文方法是有效的。
The transition of the covariance matrix of the nonstationary time series is obtained with Gaussian assumptions. An actual earthquake is studied by the method proposed and satisfactory res…
证明了该过程是宽平稳过程，均值与协方差均是遍历的；
Stationary of this processes are proved, Ergodicity of the mean and Covariance functions of this process is established;
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