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与界面有关的层间多次波预测及压制

Keywords: 层间多次波,与界面有关,预测

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Abstract:

?现今有关层间多次波的压制方法大多针对强反射界面向下反射的能量形成的层间多次波。本文通过理论分析和模型验证,扩展了与界面有关层间多次波的概念,提出了强反射界面向上反射的能量形成的层间多次波,即llrim多次波(lowerlayerrelatedinternalmultiple)。除上述概念以外,本文根据层间多次波压制理论,解剖了与界面有关的层间多次波预测算法,给出了理论推导过程以及时域和频域表达式。通过分析和实验验证,界面向上反射形成的层间多次波的预测可以由界面向下反射形成的层间多次波的预测方法类推得到,本文给出了预测表达式和模拟实验结果,证明了方法的有效性。

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