The removing of noises is very important for analyzing EME rules of coal or rock and the accuracy of forecasting the dynamical catastrophes with EMR monitoring technology. 噪聲濾除對于分析煤巖電磁輻射信號規律具有重要的意義,可以為現場(chǎng)利用電磁輻射監測技術(shù)預測煤巖動(dòng)力災害現象提供更加準確可靠的信號。