有PMUSIC 校正前和校正后的比较，是学习PCA特征提取的很好的学习资料，在MATLAB中求图像纹理特征。- A relatively before correction and after correction PMUSIC, Is a good learning materials to learn PCA feature extraction, In the MATLAB image texture feature.

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，现代信号处理中谱估计在matlab中的使用。- Is a good learning materials to learn PCA feature extraction, Single path or multipath Rayleigh fading channel simulation, Modern signal processing used in the spectral estimation in matlab.