中文说明：包括数据分析、绘图等等,现代信号处理中谱估计在matlab中的使用，包括最小二乘法、SVM、神经网络、1_k近邻法,用MATLAB实现的压缩传感，搭建OFDM通信系统的框架，相参脉冲串复调制信号。
English Description：
Including data analysis, mapping, and more modern spectral estimation in signal processing using MATLAB, including least squares, SVM and neural networks, 1_k nearest neighbor method, using MATLAB to realize the compressed sensing, and build a framework for OFDM communication systems, complex modulation of coherent pulse signal.