基于区域生长算法的初至自动拾取方法

刘百红, 邵志东, 郑四连, 宋志翔

Automatic first-breaks picking based on region growing method

Bai-Hong LIU, Zhi-Dong SHAO, Si-Lian ZHENG, Zhi-Xiang SONG

图2 实际地震道的局部属性道计算 a—地震道;b—归一化的地震道;c—归一化的局部互相关曲线;d—归一化的局部标准方差曲线;e—归一化的地震道;f—归一化的AIC曲线;g—归一化的熵曲线;h—归一化的分形维曲线

Fig.2 Local attribute trace calculation of actual seismic trace a—seismic trace;b—normalized seismic trace;c—normalized local standard deviation trace;d—normalized local cross-correlation trace;e—normalized seismic trace;f—normalized AIC trace;g—normalized entropy trace;h—normalized fractal trace