本程序用BP神经网络实现对十六进制数字的识别.首先将进行数字化处理并建立BP神经网络。然后进行无噪声训练及进行有噪声训练.最后进行识别及测试网络的容错性. -This procedure using BP neural network identification of hexadecimal digits First digitized and the establishment of BP neural network.The establishment of BP neural