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OALib Journal期刊
ISSN: 2333-9721
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应用稀疏反演方法压制自由表面多次波
Keywords: 自由表面多次波压制,自适应相减,脉冲响应,震源子波,稀疏反演
Abstract:
？srme的自适应相减过程易损伤有效信号,本文采用的反演方法克服了srme的上述局限.首先阐述了基于稀疏反演的自由表面多次波压制理论,推导了脉冲响应与震源子波的更新公式;然后通过模拟算例对比分析了稀疏反演法与srme的多次波压制效果;最后通过实际数据进一步验证了方法的有效性.
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