中文说明： BP神经网络的整个训练过程,外文资料里面的源代码，基于人工神经网络的常用数字信号调制，一些自适应信号处理的算法，使用混沌与分形分析的例程，cordic算法的matlab仿真。
English Description：
BP neural network for the entire training process, foreign materials inside the source code, commonly used digital signals modulation based on artificial neural networks, adaptive signal processing algorithm using chaos and fractal analysis routines, cordic algorithm for simulation of MATLAB.