基于曲波稀疏变换的拉伸校正方法
刘仕友1(
), 张明林2, 宋维琪2
), 张明林2, 宋维琪2
Stretch correction method based on Curvelet sparse transform
LIU Shi-You1(), ZHANG Ming-Lin2, SONG Wei-Qi2
), ZHANG Ming-Lin2, SONG Wei-Qi2
图3. 测试模型二(含随机噪声)
a—合成地震记录;b—常规动校正结果;c—曲波稀疏拉伸校正结果;d—原始地震记录振幅谱;e—动校正结果振幅谱;f—本文方法拉伸校正结果振幅谱
Fig.3. Test model 2(containing random noise)
a—synthetic seismogram;b—conventional NMO correction results;c—curvelet sparse stretch correction;d—amplitude spectrum of the original seismic record;e—amplitude spectrum of NMO;f—amplitude spectrum of the tensile correction results by the method presented in this paper
