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
), 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
), DU Gong-Xin1, GAO Xin-Cheng3, WANG Ning4, WANG Wei-Hong4
图4. 真实低频与预测低频道集图像对比
a—缺失低频数据;b—预测低频数据;c—真实低频数据;d—预测和真实低频数据之间的误差
Fig.4. Comparison of real low frequency and predicted low frequency channel set images
a—missing low frequency data;b—predicted low frequency data;c—true low frequency data;d—error between prediction and real low-frequency data
