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MA(q)模型参数的估计——一种混合相位子波反演算法

, PP. 165-168

Keywords: 混合相位子波,褶积模型,高阶累积矩,介入子波,Abel群,mixed-phasewavelet,higher-orderaccumulatemoment,convolutionmodel,middlewavelet,Abelwaveletgroup

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Abstract:

:?笔者在文中讨论了混合相位子波A的反演问题.利用高阶累积矩获得近似反子波B(0),再通过B(0)与地震记录S褶积生成数据S=B(0)*S,最后对模型S=C(0)*r采用统计递归算法SRA[14]得到介入子波C(0)=(C,C*).真实子波A的估计通过解方程C=B(0)*A得到.如果混合相位子波A的长度有限,我们的算法可获得相当满意的结果.

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