脉冲响应的相关分析算法并检验，自己编的5种调制信号，一种流形学习算法（很好用），多元数据分析的主分量分析投影，用于图像处理的独立分量分析，对于初学者具有参考意义，已调制信号计算其普相关密度。- Related impulse response analysis algorithm and inspection, Own five modulation signal, A fluid manifold learning algorithm (good use), Principal component analysis of multivariate data analysis projection, Independent component analysis for image processing, For beginners with a reference value, Modulated signals to calculate its density Pu-related.