基于BP神经网络对印刷体字符图象进行识别,经过前期处理,获得64*64的二值图象,其二值图象数据作为神经网络的输入.-BP neural network based on the characters of the print images to identify, after pre-treatment, access to 64* 64 binary image, and the second value of image data

是一个英语在线测试的动态网站，不包含数据库，直接进行测试。-Is a dynamic website for online English test, does not contain the database directly tested.