The migration results are improved by using both the surface data and VSP data: the migration images are accurately converged to the true depth of the reflectors.
使用地表数据兼VSP数据偏移结果得到改善，偏移成像被准确地收敛于反射点的真实深度。
The migration program VSP MIG that was developed using P-wave equation may be used to mig- rate both surface seismic data and VSP data.
用P 波方程编制的偏移程序VSPMIG 既可用于地面资料的偏移，也可用于井中资料的偏移；
In order to improve the quality of vertical seismic profile (VSP) imaging, the Gaussian-beam migration (GBM) was applied to VSP for the first time.
为了提高垂直地震剖面(VSP)成像质量，首次将高斯束偏移方法应用于VSP观测系统。
In order to improve the quality of vertical seismic profile (VSP) imaging, the Gaussian-beam migration (GBM) was applied to VSP for the first time.
为了提高垂直地震剖面(VSP)成像质量，首次将高斯束偏移方法应用于VSP观测系统。
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