详细的分析了一个数字识别系统，介绍了许多图像图形处理的方法，以及在处理字符识别中有针对性的算法。并介绍了利用神经网络的相关知识以及用神经网络进行数字识别的整个过程。-A detailed analysis of a digital identification system, introduced a number of image and graphics processing methods, as well as in dealing with character recognition