It can act as an interim key step of imaging complex structure, which plays an important role for ensuring quality of velocity analysis and depth migration.
它可以作为复杂构造成像的一个关键的中间环节，对于提高最终的速度分析质量和深度偏移成像效果是至关重要的。
At the same time, the complex characteristics of underground structure make conventional stack and post-stack migration methods can not accurately imaging.
同时，由于地下复杂构造特征使得常规叠加和叠后偏移方法不能准确的成像。
Although the wave field based pre-stack depth migration is the most reliable method for complex structure imaging, it has a high computation cost and a poor adaptation to geometry.
基于波场延拓的叠前深度偏移是实现复杂构造地质体成像的可靠方法，但存在着计算量大、对观测系统适应性差等缺点。
This paper has made some searching in Complex structure fine pre-stack processing and pre-stack migration imaging, and has achieved some results.
本文就这两个问题，在复杂构造叠前精细处理、复杂构造叠前偏移成像等方面开展了一些探索，取得了一定的效果。
The 3-D wave equation prestack depth migration is one of the most important techniques in the structure imaging and the inversion of elastic parameters of complex media.
三维波动方程叠前深度偏移是复杂介质中进行构造成像、弹性参数反演的重要环节。
The 3-D wave equation prestack depth migration is one of the most important techniques in the structure imaging and the inversion of elastic parameters of complex media.
三维波动方程叠前深度偏移是复杂介质中进行构造成像、弹性参数反演的重要环节。
应用推荐