东方1-1构造底辟模糊区OBN资料关键处理技术及应用

张敏, 邓盾, 李三福, 史文英, 张兴岩, 支玲

Critical processing techniques for ocean bottom node data of the diapir fuzzy zone of the Dongfang 1-1 structure and their application

ZHANG Min, DENG Dun, LI San-Fu, SHI Wen-Ying, ZHANG Xing-Yan, ZHI Ling

图5 横波压制效果分析 a—P分量叠加剖面;b—z分量横波噪声压制前叠加剖面;c—z分量常规方法横波噪声压制后叠加剖面;d—z分量本文方法横波噪声压制后叠加剖面;e—不同方法去噪前后频谱分析曲线;f—不同方法去噪前后信噪比分析曲线

Fig.5 Analysis of transverse wave suppression effect a—P component stack section;b—the stack section before z component shear wave noise suppression;c—z component conventional method superposition profile after shear wave noise suppression;d—z component superposition profile after shear wave noise suppression is used in this method;e—spectrum analysis curves before and after denoising with different methods;f—S/N ratio analysis curves before and after denoising by different methods