根据子波振幅谱估算最小相位子波已有多种方法，本文对用希尔伯特变换法、同态法、零相位子波法、松弛迭代法等估算的最小相位子波，进行了详细的分析。
Among the methods for estimating the minimum phase wavelet from its amplitude spectrum, methods of Hilbert-transform, of homomorphy, of zero-phase wavelet and of relaxation-iteration are analysed.
具体实现采用了多道谱平均法，以正确估算地震子波的振幅谱。
The specific measure taken is to average the multiple channel spectra so as to estimate correctly the amplitude spectra of seismic wavelets.
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