双约束变换时窗统计能量比地震波初至拾取方法

时伟, 林春华, 王维红, 高云路

A first arrival pickup method of micro-seismic event based on statistic energy ratio using varied time window with double constraints

Wei SHI, Chun-Hua LIN, Wei-Hong WANG, Yun-Lu GAO

图8 不同方法的拾取结果 a—变换时窗统计能量比法拾取结果;b—双约束变换时窗统计能量比法拾取结果

Fig.8 Pick-up results from different methods a—conversion window statistical energy ratio calculation result;b—calculation result of conversion window energy ratio method based on statistical principle and double constraint