实现HHT变换，首先将信号用EMD分解为一系列IMF分量，然后运用希尔伯特变换进行谱运算。可用于损伤识别。-HHT transform signal with EMD decomposed into a series of IMF component, and then use the Hilbert transform spectrum computing. Can be used for damage identification.

主要用于实现雷达信号的处理，对四目标进行识别测速-Mainly used to implement the processing of radar signals for the four target recognition speed

主要用于实现雷达信号的处理，对四目标进行识别测速-Mainly used to implement the processing of radar signals for the four target recognition speed