中文说明：isodata 迭代自组织的数据分析，真的是一个好程序，有较好的参考价值，基于人工神经网络的常用数字信号调制，借鉴了主成分分析算法（PCA），FIR 底通和带通滤波器和IIR 底通和带通滤波器。
English Description：
ISODATA iterative self organizing data analysis, really is a good program, have a good reference value, commonly used digital signal modulation based on artificial neural network, drawing on the principal component analysis (PCA) algorithm, fir at the end of pass and bandpass filters and IIR bottom pass and band-pass filter.