速度误差和地震噪声对最小二乘逆时偏移的影响分析
An analysis of the influence of velocity error and seismic noise on least squares reverse-time migration
a—偏移速度减小5%;b—偏移速度增加5%
a—migration velocity decreases by 5%;b—migration velocity increases by 5%
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 |
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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4 不同系统误差偏移速度的逆时偏移成像结果 a—偏移速度减小5%;b—偏移速度增加5% |
| Fig.4 Reverse time migration imaging results with different system error migration velocities a—migration velocity decreases by 5%;b—migration velocity increases by 5% |
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