在信号处理过程中，双谱的相位携带有信号的重要特征信息。
但是信号双谱中包含了很多冗余信息，不利于机器进行识别处理。
1·It is proposed that bispectrum and bicoherence is an effective and necessary tool in nonlinear fluid mechanics .
双谱、相干分析是流体力学研究中一个有效的、可或缺的技术手段。
2·The method for radar target recognition using local integral bispectrum and SVM is proposed.
提出了基于局部积分双谱与SVM的雷达目标识别方法。
3·Meanwhile, we study the infrared and laser bispectrum model of oceanic surface and build the backscattering model of the oceanic surface.
研究了海面的红外与激光双谱散射模型，建立了海面的后向散射模型。
4·Based on bispectrum analysis, a new characterizing method of surface roughness is presented.
提出了基于双谱分析的表面粗糙度特征分析方法。
5·This paper mainly deals with the bispectrum of complex-valued signals analysis techniques as well as their applications to conventional radar target signature analysis.
本文主要研究了复信号双谱分析方法及其在常规低分辨雷达目标特征分析中的应用。