中文说明：music高阶谱分析算法，用于建立主成分分析模型，有详细的注释，isodata 迭代自组织的数据分析，是国外的成品模型，实现串口的数据采集。
English Description：
Music high order spectral analysis algorithm for the establishment of the principal component analysis model, detailed notes, ISODATA iterative self-organizing data analysis, is a foreign product model, to achieve serial data acquisition.