希尔伯特黄变换应用于转子震动，包括时频图，希尔伯特变换图，边际谱。-Hilbert-Huang transform is applied to the rotor vibration, including the time-frequency diagram, Hilbert transformation graphs, marginal spectrum.

HHT的matlab代码，内容包含EMD以及时频谱和边际谱部分，为基础程序，适合新手参考使用-HHT matlab code, including EMD and time spectrum and marginal spectrum part, for the basis of procedures, suitable for novice reference to use