中文说明：处理信号的时频分析，可以广泛的应用于数据预测及数据分析,music高阶谱分析算法，这个有中文注释，看得明白，用于特征降维，特征融合，相关分析等,用于时频分析算法。
English Description：
Signal processing of time-frequency analysis, can be widely used in data forecasting and data analysis, music for the high order spectrum analysis algorithm, the Chinese notes, to understand it, for the characteristics of dimensionality reduction, feature fusion, correlation analysis, for time frequency analysis algorithm.