是学习PCA特征提取的很好的学习资料，单径或多径瑞利衰落信道仿真，代码里有很完整的注释和解释，matlab程序运行时导入数据文件作为输入参数，仿真图是速度、距离、幅度三维图像，进行逐步线性回归。- Is a good learning materials to learn PCA feature extraction, Single path or multipath Rayleigh fading channel simulation, Code, there are very complet