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Review of true-amplitude migration methods
Author(s):
Li Zhenchun
,
Zhu Xufeng
,
Han Wengong
Pages:
10
-
15,64
Year:
2008
Issue:
1
Journal:
PROGRESS IN EXPLORATION GEOPHYSICS
Keyword:
真振幅偏移
;
Kirchhoff积分
;
权函数
;
波动方程
;
Abstract:
在传统偏移方法基础上发展起来的真振幅偏移在偏移后的AVA/AVO/AVP分析及属性预测中起到了重要作用.简要回顾了真振幅偏移的发展历程,主要介绍了在Kirchhoff型真振幅偏移中起关键作用的积分权函数的几种不同形式,以及基于声波波动方程分裂的单程波真振幅偏移和粘弹性波动方程真振幅偏移的理论与方法,并分析了它们实际应用中存在的一些问题及可能的解决途径.
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