Common-reflection-surface stacking and its application in migration imaging;
共反射面元叠加技术及其在偏移成像中的应用
The conventional migration for 3-D VSP seismic data resorts to the use of Kirchhoff integral,which is based on the ray theory,to be implemented in common shot point gather.
常规的三维VSP地震数据偏移成像大都使用基于射线理论的Kirchhoff积分方法在共炮点道集中进行,因此对地下速度横向变化大的复杂构造区适应性差、效率很低。
In the wave equation depth migration of common shot gathers,the windowed Fourier frame expansion of seismic wavefield is used to obtain the receiver and source wavefields in the local angle domain.
在共炮集数据的波动方程深度偏移成像中,利用常规的波场传播算子进行检波点波场和震源波场的向下传播,在各个深度层借助波场的窗口Fourier框架展开,得到局部角度域的检波点波场和震源波场,然后应用偏移成像原理,提出了共炮集数据的波动方程角度域偏移成像方法。
Mixed-domain one-way wave propagator and its application in migration image;
混合域单程波传播算子及其在偏移成像中的应用
Man-made boundary in forward computation and migration image using finitedifference of wave equation must result in boundary reflection waves to damage theeffects of forward computation and migration image.
在波动方程有限差分的正演及偏移成像过程中，由于引入人为的边界条件，必然会导致产生边界反射，从而影响正演结果及偏移成像的效果。
Because the conventional Rytov approximation Fourier migration method cannot accurately image the media with acute lateral variation of velocity, a Rytov approximation Fourier migration method with variable reference slowness was proposed to theoretically solve the migration image of the arbitrary velocity change model.
针对常规Rytov近似傅氏偏移方法对于剧烈横向变速介质不能精确成像的状况,提出了变参考慢度Rytov近似傅氏偏移方法,从理论上解决了任意速度变化地质模型的偏移成像问题。
Preserved-amplitude Seimic Migration Imaging Method Based on Wave Equation;
波动方程保幅地震偏移成像方法研究
GPR Migration Imaging Algorithm Based on NUFFT
基于NUFFT的探地雷达偏移成像算法
Influences of data quality on pre-stack time migration
数据品质对叠前时间偏移成像的影响
Seismic Wave-field Numerical Forward Modeling and Migration for the Complex Geological Body;
复杂地质体波动方程地震波场模拟与偏移成像
Study and Application of Computing Grid Based on Seismic Migration Imaging
基于地震资料偏移成像的计算网格研究及应用
ADVANCES OF MT MIGRATION IMAGING TECHNIQUE AND ITS CAPABILITY OF SOLVING COMPLICATED GEOLOGICAL PROBLEMS
大地电磁偏移成像技术的研究进展及其解决复杂地质问题的能力
Study on Concrete Structural Damage Identification Method Based on Stack Migration Imaging Technology;
基于叠加偏移成像技术混凝土结构损伤识别方法
Seismic Wave-field Numerical Modeling and Migration for the Random Medium and Thrust Belt;
随机介质和冲断构造带地震波场数值模拟及偏移成像研究
Research on OPCM Transducer of Stress Wave Pre-stack Migration Imaging Technology in Structural Damage Detection
结构损伤检测应力波叠前偏移成像技术中OPCM换能器的研究
High-Order Elastic Wave Equation Forward Modeling and Reverse-Time Migration
高阶弹性波波动方程正演模拟及逆时偏移成像研究
Application of deconvolution in ultrasound pre-stack migration imaging for concrete structure
反褶积在混凝土结构超声叠前偏移成像中的应用
Angle Domain Common Image Gathers and Migration Velocity Analysis;
角度域共成像点道集及偏移速度分析
Prestack depth migration based on wave equation using time-shift imaging condition
时移成像条件下的波动方程叠前深度偏移
Lateral positional deviation between virtue image and original object in the bi-grating imaging
双光栅成像效应中物像位置的横向偏移
Application of the equivalent offset migration method in acoustic log reflection imaging
等效偏移距偏移方法在声波反射成像测井中的应用研究(英文)
Migration Velocity Analysis Based on Common Image Point Gathers in Angle Domain
基于角度域共成像点道集的偏移速度分析
Application of 3D pre-stack depth migration in the imaging of buried hill.
三维叠前深度偏移技术在潜山成像中的应用
Amplitude-preserved prestack depth migration based on stable imaging condition.
基于稳定成像条件的保幅叠前深度偏移
