速度误差和地震噪声对最小二乘逆时偏移的影响分析

马振, 孙成禹, 彭鹏鹏, 姚振岸

An analysis of the influence of velocity error and seismic noise on least squares reverse-time migration

Zhen MA, Cheng-Yu SUN, Peng-Peng PENG, Zhen-An YAO

图5 不同偏移速度误差下归一化数据残差收敛曲线对比

Fig.5 Comparison of normalization data residual convergence curves under different migration velocity errors