The method of residual normal moveout analysis for multiple is based no NMO correction of CMP gather.
多次波的剩余时差分析法是在CMP道集动校正基础上进行的。
Shear moveout reflected the porosity variation, it was feasible to compute porosity by using shear moveout.
横波时差也反映地层孔隙度的变化，因此利用横波时差来计算地层的孔隙度是可行的。
Then, the signal amplitudes and noise covariance matrices are estimated by using an algorithm in CMP gather after static and normal moveout.
然后在动静校正后的CMP道集内，采用简捷的算法来估算信号的振幅成分和噪音的协方差矩阵；
Then the trace gather undergoes velocity analysis, normal moveout correction and stack to bring seismic migrated section ( This is called scattering point imaging).
然后对该道集进行速度分析、动校正和叠加，得到偏移地震剖面，即共散射点成像。
Therefore, moveout transform filtering method in T-X domain was adopted, which linearized the curved coherent noise in T-X domain, and remove noise by the contrast of apparent velocity.
为此，采用T-X域时差变换滤波技术，即在T-X域内将曲线型相干噪声线性化，通过视速度差异去除噪声，从而达到压噪目的。
Porosity determined from shear moveout had the advantage of less influence on computation result by pore fluid, especially the advantage was obvious when gas was saturated in formation.
利用横波计算地层孔隙度具有计算结果受孔隙流体影响小的优点，特别是在地层含气的情况下，优势更加明显。
The processing of theoretical model and real data shows that the time_shifted normal moveout and stacking may produce a high_fidelity, high_resolution and accurate stacking image effect.
通过对理论模型和实际资料的处理，表明时移动校正和叠加方法具有高保真、高分辨率和明显的叠加成像效果。
Therefore, our work extends the application of the nonhyperbolic moveout equation to the ATI media and makes the nonhyperbolic moveout correction and stack of the far-offset in the ATI media.
由此，我们扩大了非双曲动校正方程的适用范围，从而实现了ATI介质中远偏移距非双曲时距的动校叠加。
Therefore, our work extends the application of the nonhyperbolic moveout equation to the ATI media and makes the nonhyperbolic moveout correction and stack of the far-offset in the ATI media.
由此，我们扩大了非双曲动校正方程的适用范围，从而实现了ATI介质中远偏移距非双曲时距的动校叠加。
应用推荐