Cross spectrum estimation based on a single vector sensor has turned random process in time domain into random variables in frequency domain.
单矢量传感器的互谱估计，将时域随机过程变换成了频域随机变量。
Based on the cross-power spectrum estimation, the algorithm has the advantages of lower complexity and better precision over wide frequency band.
该算法基于互功率谱估计，具有算法复杂度低、精确度高、适用频率范围广等优点。
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