基于优化交错网格有限差分法的VSP逆时偏移 |
刘炜, 王彦春, 毕臣臣, 徐仲博 |
Reverse time migration of VSP data based on the optimal staggered-grid finite-difference method |
LIU Wei, WANG Yan-Chun, BI Chen-Chen, XU Zhong-Bo |
图14 Marmousi模型的第59炮VSP数据逆时偏移结果 a—零延迟互相关成像条件;b—震源归一化零延迟互相关成像条件 |
Fig.14 RTM results of the 59th VSP gather for the Marmousi model a—cross correlation imaging condition;b—normalized cross correlation imaging condition of sources |