一种消除船干扰的处理方法
A method for Elimination of Noise due to Vessel Disturbance in Marine Seismic Record
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摘要: 针对海上地震资料,有时不可避免地受到其外来船只不同程度的船于抚。本文根据信号的可预测性和船干扰的不可预测性,提出在选前共偏移距域内应用F-X域预测技术,消除船干扰,提高信噪比。在实际的地震资料处理中,取得了明显的效果。Abstract: Hie passing-by vessels can unavoidably have more or less effect on S/N ratio in marine seismic record. According to predictability of signal and non-predictability of vessel disturbance, we present the prediction technique in F-X domain to eliminate noise due to vessel disturbance and improve S/N ratio in prestack common offset data. The field data processing have proved the method effective.