sea-bed reverberation

To deal with the problem of seabed reverberation of side-scan sonar images in target detection, we propose to estimate the targetin images by the magnitude of higher-order spectrum----bispectrum.
在海底目標檢測中，針對側(cè)掃聲納圖像受海底混響干擾嚴重的缺點，提出了將高階譜中雙譜的譜峰值大小作為圖像中目標是否存在判斷方法。