In this paper, the DOA estimation is implemented by spatial frequency spectrum analysis.
本文从空间频谱分析的角度来实现这一估计。
Different scenes are analyzed in the power spectrum spatial frequency domain, it can be shown that the power spectrum of most natural scenes is of invariability.
用功率谱的方法对任意景物在空间频域进行分析表明，功率谱对于自然景物具有一定的不变性。
And the intensity of single frequency of the entire spectrum is contributed from emissions with wide spatial and Angle ranges.
辐射谱中某单个频率的空间方向分布和位置分布比较广。
An inverse temporal and spatial Fourier transform is applied to the estimated frequency-wavenumber spectrum, generating trace interpolation of the seismic data.
将逆时间和空间傅立叶变换应用于估计频率-波数谱，从而产生该地震数据的轨迹内插。
High spatial frequency terms of the turbulent spectrum are sampled and low spatial frequency terms are revised using this treatment.
该算法既可对湍流的高频谱抽样，亦可对湍流的低频谱进行修正。
High spatial frequency terms of the turbulent spectrum are sampled and low spatial frequency terms are revised using this treatment.
该算法既可对湍流的高频谱抽样，亦可对湍流的低频谱进行修正。
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