本设计运用MATLAB工具箱确定隐层神经元的个数和构造BP神经网络，并用两类不同的数据对该神经网络进行训练，然后运用训练后的网络对字符进行识别-The use of design the MATLAB toolbox to determine the the the the number of and tectonic of of the of hidden layer neurons BP neural network, and use two types of different data of the neural network carried out training, and then the use of the training the network after the to carried out to identify the the characters