硕士论文的一种方法：基于BP神经网络的一种汽车牌照字符识别方法，内含程序修改和运行说明，还有33幅测试牌照图像，识别准确率72 ，效果不错，可自行修改使用。-A method of master s thesis: a vehicle license plate character recognition method based on BP neural network, that contains the program modification and operation, there a