ICA（主分量分析）算法和程序，对于初学者具有参考意义，一个很有用的程序，FIR 底通和带通滤波器和IIR 底通和带通滤波器，与理论分析结果相比，基于matlab GUI界面设计,实现了对10个数字音的识别，虚拟力的无线传感网络覆盖。- ICA (Principal Component Analysis) algorithm and procedures, For beginners with a reference value, A very useful program, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Compared with the results of theoretical analysis, Based on matlab GUI interface design, To achieve the recognition of 10 digital sound, Virtual power wireless sensor network coverage.