基于改进粒子群算法的VTI介质裂隙预测

李勤, 杨晓迎, 姜星宇, 李江

Prediction of fractures in VTI media based on the improved particle swarm optimization algorithm

LI Qin, YANG Xiao-Ying, JIANG Xing-Yu, LI Jiang

图8 选定Marmousi2模型待反演区域三(图中裂隙为含油区域)的原始剖面与反演结果剖面 a、b、c、g、i—分别为纵波速度、横波速度、密度、ε、δ原始剖面;d、e、f、h、j—分别为纵波速度、横波速度、密度、ε、δ反演剖面

Fig.8 Original profiles and inverted results of region 3(gas-bearing fracture) in Marmousi2 model a、b、c、g、i—are original profiles of P-wave velocity,S-wave velocity,density,ε and δ respectively;d、e、f、h、j—are inverted profiles of P-wave velocity,S-wave velocity,density,ε and δ respectively