多元数据分析的主分量分析投影，基于人工神经网络的常用数字信号调制，实现了对10个数字音的识别，使用matlab实现智能预测控制算法，Matlab实现界面友好。-Principal component analysis of multivariate data analysis projection, The commonly used digital signal modulation based on artificial neural network, To achieve the recognition of 10 digital sound, Use matlab intelligent predictive control algorithm, Matlab to achieve user-friendly.