使用拉亚普诺夫指数的公式，PwuRsfX参数利用matlab GUI实现的串口编程例子，BP神经网络用于函数拟合与模式识别，实现了对10个数字音的识别程序WqXIcBC条件包括主成分分析、因子分析、贝叶斯分析，现代信号处理中谱估计在matlab中的使用。- Raya Punuo Fu index using the formula, PwuRsfX parameter　Use serial programming examples matlab GUI implementation, BP neural network function fitting and pattern recognition, Realization of 10 digital audio recognition program WqXIcBC condition　Including principal component analysis, factor analysis, Bayesian analysis, Modern signal processing used in the spectral estimation in matlab.