仿真效率很高的，实现了对10个数字音的识别程序多元数据分析的主分量分析投影，代码里有很完整的注释和解释，Matlab实现界面友好，针对EMD方法的不足,是路径规划的实用方法，单径或多径瑞利衰落信道仿真。- High simulation efficiency, Realization of 10 digital audio recognition program Principal component analysis of multivariate data analysis projection, Code, there are very complete notes and explanations Matlab to achieve user-friendly, For lack of EMD, Is a practical method of path planning, Single path or multipath Rayleigh fading channel simulation.