VSP初至逐层递推层速度反演研究及应用
罗天柱, 胡明顺, 韩迪, 任义强

Research and application of interval velocity inversion for VSP data by layer-by-layer recursion algorithm
Tian-Zhu LUO, Ming-Shun HU, Di HAN, Yi-Qiang REN
图9 不同井源距资料初至时间及层速度反演结果
Fig.9 First arrival time of VSP data with offset and corresponding inversion results