包含优化类的几个简单示例程序，使用混沌与分形分析的例程，是学习PCA特征提取的很好的学习资料，使用高阶累积量对MPSK信号进行调制识别，基于人工神经网络的常用数字信号调制，信号维数的估计。- Optimization class contains several simple sample programs, Use Chaos and fractal analysis routines, Is a good learning materials to learn PCA feature extraction, Using high-order cumulants of MPSK signal modulation recognition, The commonly used digital signal modulation based on artificial neural network, Signal dimension estimates.