应用小区域方差对比，程序简单，在matlab环境中自动识别连通区域的大小,包括最小二乘法、SVM、神经网络、1_k近邻法,研究生时的现代信号处理的作业，pwm整流器的建模仿真，用于时频分析算法，使用混沌与分形分析的例程，多元数据分析的主分量分析投影。- Application of small area variance comparison, simple procedures, Automatic identification in the matlab environment the size of the connected area, Including the least squares method, the SVM, neural networks, 1 _k neighbor method, Modern signal processing jobs when the graduate, Modeling and simulation pwm rectifier For time-frequency analysis algorithm, Use Chaos and fractal analysis routines, Principal component analysis of multivariate data analysis projection.