基于欧几里得距离的聚类分析，现代信号处理中谱估计在matlab中的使用，一些自适应信号处理的算法，BP神经网络用于函数拟合与模式识别，采用的是脉冲对消法。- Clustering analysis based on Euclidean distance, Modern signal processing used in the spectral estimation in matlab, Some adaptive signal processing algorithms, BP neural network function fitting and pattern recognition, It uses a pulse of consumer law.