基于L1-2范数约束的叠前多分量地震数据直接反演纵横波速度比方法

韩磊, 李景叶, 耿伟恒, 王永平, 杨骐羽, 张宇宁

A method for calculating the P-to-S-wave velocity ratio through direct inversion of prestack multi-component seismic data based on the L1-2 norm constraint

HAN Lei, LI Jing-Ye, GENG Wei-Heng, WANG Yong-Ping, YANG Qi-Yu, ZHANG Yu-Ning

图11 SNR=4数据反演结果 a—PP单独反演;b—PP+PS联合反演

Fig.11 SNR=4 data inversion results a—PP only inversion;b—PP+PS joint inversion