Shearlet域尺度角度自适应深反射地震数据随机噪声压制方法

王通, 刘建勋, 王兴宇, 李广才, 田密

Suppression of random noise in deep seismic reflection data using adaptive threshold-based Shearlet transform

WANG Tong, Liu Jian-Xun, WANG Xing-Yu, LI Guang-Cai, TIAN Mi

图7 松辽盆地地震数据随机噪声去除效果 a—松辽盆地深反射地震数据叠加剖面;b—Shearlet域尺度角度自适应阈值去噪后剖面;c—去除的随机噪声

Fig.7 Random noise removal effect of field seismic data in Songliao Basin a—superimposed profile of deep reflection seismic data in Songliao Basin;b—Shearlet domain scale angle adaptive threshold denoised profiles;c—random noise