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分频信噪比加权叠加
SIGNAL NOISE RATIO WEIGHTED STACK BY DIVIDING FREQUENCY BAND
【摘要】 笔者给出一种分频信噪比加权叠加方法 ,根据定量计算的地震资料信噪比给出加权因子。该方法能有效地提高叠加剖面的信噪比 ,而又不过分降低剖面的分辨率。通过对实际地震资料处理取得了较好的效果。
【Abstract】 The signal/noise ratio weighted stack method by dividing frequency band is described in this paper. Weighted factors are given according to quantitatively-calculated signal/noise ratios. This method can effectively improve signal/noise ratios of stacked section without causing much damage to seismic resolution. Quite good effects have been made in real data processing.
【关键词】 地震资料;
信噪比;
分辨率;
加权叠加;
分频;
【Key words】 seismic data; signal/noise ratio; resolution; weighted stack; dividing frequency band;
【Key words】 seismic data; signal/noise ratio; resolution; weighted stack; dividing frequency band;
- 【文献出处】 物探与化探 ,Geophysical and Geochemical Exploration , 编辑部邮箱 ,2003年02期
- 【分类号】P631.4
- 【被引频次】9
- 【下载频次】168