单径或多径瑞利衰落信道仿真，基于负熵最大的独立分量分析，用于信号特征提取、信号消噪，基于欧几里得距离的聚类分析，包含特征值与特征向量的提取、训练样本以及最后的识别。- Single path or multipath Rayleigh fading channel simulation, Based on negative entropy largest independent component analysis, For feature extraction, signal de-noising, Clustering analysis based on Euclidean distance, Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition.