可以广泛的应用于数据预测及数据分析,是学习PCA特征提取的很好的学习资料，FIR 底通和带通滤波器和IIR 底通和带通滤波器，线性调频脉冲压缩的Matlab程序,最小均方误差（MMSE）的算法，供做算法研究人员参考。- Can be widely used in data analysis and forecast data, Is a good learning materials to learn PCA feature extraction, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, LFM pulse compression of the Matlab program, Minimum mean square error (MMSE) algorithm, Algorithm for researchers to do reference.