中文说明：信号维数的估计，有详细的注释，多元数据分析的主分量分析投影，基于matlab GUI界面设计,在matlab R2009b调试通过，用于信号特征提取、信号消噪。
English Description：
Signal dimension estimation, there are detailed notes, multiple data analysis of the principal component analysis projection, based on the GUI Matlab interface design, R2009b matlab debugging through, for signal feature extraction, signal denoising.