By taking VSP upgoing waveas reference signal and using LSL algorithm,we do self-adaptive processing of bore-hole-side seismic data to improve their signal/noise ratio.

• 本文利用VSP记录中的上行波作为参考信号，并采用LSL算法对井旁地震记录进行自适应处理，从而达到提高井旁地震记录信噪比的目的。