叠前深度偏移在复杂地区的应用_stmopen 关键词】: 叠前深度偏移 复杂构造 成像精度 [gap=543]Keywords】: prestack depth migration; complex structure; imaging precision
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We update the velocity field by separated offset imaging to raise imaging precision.
利用分偏移距成像,修正速度场,以达到提高成像精度的目的。
The numeric computation shows that those improvements can increase GA's efficiency and dielectric imaging precision.
数值结果表明这些改进取得了明显效果,从而提高了介电成像的准确性。
Using the inversed results for same model with theoretical and physical method, we tested the proposed theory and discussed the method to improve the imaging precision further.
利用同一模型的理论记录和物理实验记录的反演计算结果对提出的方法进行了验证,并讨论了进一步提高成象精度的方法。
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