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，包含CV、CA、Single、当前、恒转弯速率、转弯模型，GSM中GMSK调制信号的产生，计算多重分形非趋势波动分析，信号维数的估计，验证可用，主要是基于mtlab的程序。- A relatively before correction and after correction PMUSIC, Is a good learning materials to learn PCA feature extraction, It contains CV, CA, Single, current, constant turn rate, turning model, GSM is GMSK modulation signal generation, Calculate the multifractal trend fluctuation analysis, Signal dimension estimates, Verification is available, Mainly based on the mtlab procedures.