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基于U-Net网络的FWI地震低频恢复方法
王莉利1,2(), 杜功鑫1, 高新成3, 王宁4, 王维红4
FWI seismic low frequency recovery method based on the U-Net
WANG Li-Li1,2(), DU Gong-Xin1, GAO Xin-Cheng3, WANG Ning4, WANG Wei-Hong4

图13. Marmousi模型试验反演结果
a—Marmousi速度模型;b—初始速度模型;c—原始数据的反演结果;d—缺失低频的反演结果;e—补充预测低频的反演结果

Fig.13. Inversion results of Marmousi model test
a—velocity model of depression;b—initial velocity model;c—inversion result of original data;d—inversion result of missing low frequency;e—supplementary prediction low frequency