常用的模型和算法,BP神经网络解决异或问题-The commonly used model and algorithm, the BP neural network to solve xor problem

对具有随机噪声的二阶系统的模型辨识(用改进的神经网络MBP算法辨识,-For the second order system with random noise model identification (with the modified MBP neural network algorithm of identification,