用于信号特征提取、信号消噪，采用累计贡献率的方法，外文资料里面的源代码，用MATLAB实现动态聚类或迭代自组织数据分析，迭代自组织数据分析，旋转机械二维全息谱计算，包括AHP，因子分析，回归分析，聚类分析。- For feature extraction, signal de-noising, The method of cumulative contribution rate Foreign materials inside the source code, Using MATLAB dynamic clustering or iterative self-organizing data analysis, Iterative self-organizing data analysis, Rotating machinery 2-d holographic spectrum calculation, Including AHP, factor analysis, regression analysis, cluster analysis.