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Issue:
Comparative study of window attribute based first arrival picking methods
Author(s):
Sun Shuqin
,
Wang Yanchun
,
He Weiwei
,
Tan Qinhui
Pages:
441
-
444
Year:
2009
Issue:
6
Journal:
Progress in Exploration Geophysics
Keyword:
时窗属性
;
能量比
;
振幅比
;
初至
;
Abstract:
为了提高复杂地区初至拾取的精度和效率,对基于地震道时窗属性特征拾取初至的能量比法、振幅比法、瞬时强度比法和曲线长度比法进行了对比研究,着重分析了4种方法的拾取精度.研究结果表明:4种方法都能准确、有效地拾取初至,能量比法和瞬时强度比法拾取精度明显高于振幅比法和曲线长度比法;通过变换滑动时窗长度和加入稳定因子,4种方法都能更准确、更有效地拾取初至.
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