基于地震信号相似性的S变换域多次波压制技术
张宏智1(
), 王大龙1, 张春牛1, 韩健1, 黄德智2, 杨飞龙3
), 王大龙1, 张春牛1, 韩健1, 黄德智2, 杨飞龙3
Multiple suppression in the S-transform domain based on the similarity of seismic signals
ZHANG Hong-Zhi1(), WANG Da-Long1, ZHANG Chun-Niu1, HAN Jian1, HUANG De-Zhi2, YANG Fei-Long3
), WANG Da-Long1, ZHANG Chun-Niu1, HAN Jian1, HUANG De-Zhi2, YANG Fei-Long3
图3. CMP道集各地震道与叠加道波场特征及S变换谱
a—动校正后的CMP道集;b—叠加道;c—叠加道S变换谱;d—a图第34道S变换谱
Fig.3. The wave field characteristics and S-transform spectrum of seismic traces in CMP gather and stack trace
a—CMP gather after NMO;b—stack trace;c—S-transform spectrum of stack trace;d—S-transform spectrum of 34th trace in
