Seismic data denoising method, storage medium and computer equipment
The invention discloses a seismic data denoising method, a storage medium and computer equipment. The method comprises the following steps: estimating an inclination angle of a common-angle data volume in seismic data; vector median filtering is carried out on the inclination angle of the common-ang...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a seismic data denoising method, a storage medium and computer equipment. The method comprises the following steps: estimating an inclination angle of a common-angle data volume in seismic data; vector median filtering is carried out on the inclination angle of the common-angle data body so as to carry out first denoising on the common-angle data body; and vector median filtering is carried out on the common-angle data volume after the first denoising along the dip angle so as to carry out second denoising on the common-angle data volume, vector median filtering can be carried out along the direction of the event, effective signals can be kept through denoising, the continuity of the seismic event can be kept, and then the seismic data quality is improved.
本发明公开了一种地震数据去噪方法、存储介质和计算机设备,所述方法包括:估算地震数据中共角度数据体的倾角;对共角度数据体的倾角进行向量中值滤波,以对共角度数据体进行首次去噪;沿倾角对首次去噪后的共角度数据体进行向量中值滤波,以对共角度数据体进行二次去噪,能够沿同相轴走向开展向量中值滤波,既可去噪保留有效信号,又可保持地震同相轴的连续性,进而提高地震数据品质。 |
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