基于分段采样和MCA的地震数据重建

王德英, 张凯, 李振春, 张医奎, 许鑫

Seismic data reconstruction based on segmented random sampling and MCA

WANG De-Ying, ZHANG Kai, LI Zhen-Chun, ZHANG Yi-Kui, XU Xin

图2 欠采样数据及其频谱 a—合成地震记录;b—合成地震记录频谱;c—规则欠采样数据;d—规则欠采样数据频谱;e—完全随机采样数据;f—完全随机采样数据频谱;g—分段随机采样数据;h—分段随机采样数据频谱

Fig.2 Sampled data and spectrum a—synthetic seismic record;b—spectrum of synthetic seismic record wavenumber;c—synthetic seismic data after regular sampling;d—spectrum of synthetic seismic data after regular sampling wavenumber;e—synthetic seismic data after random sampling;f—spectrum of synthetic seismic data after random sampling wavenumber;g—synthesized seismic record after SRS;h—spectrum of synthesized seismic record after SRS