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3 人工合成26道地震记录及不同方法的拾取结果 a—人工合成的原始地震记录;b—带有拾取结果的合成地震记录

Fig.3 Manual synthesis of 26 seismic records and calculation results of different methods a—simulated microseimic record;b—microseismic record with pick up results