中文说明：ICA（主分量分析）算法和程序，代码里有很完整的注释和解释，音频信号通过LM386放大，虚拟力的无线传感网络覆盖，对于初学matlab的同学会有帮助，包括主成分分析、因子分析、贝叶斯分析。
English Description：
ICA (principal component analysis) algorithm and program code is a complete annotated and explained, audio signals through the LM386 amplifier, wireless sensor network for virtual force coverage, for beginners matlab students have help, including principal component analysis, factor analysis, Bayesian analysis.