采用计算机对各种证件进行查验的关键是计算机字符识别,介绍了一个基于视觉,

集文字(包括在线签名)识别和语音输出于一体的证件和票券计算机识别系统设计,通过对证件图

像预处理、文字图像的字符区定位和字符的有效分割来提高文字识别率,实现了对各种证件和票

券的自动查验,实验结果表明,采用该系统可增加验证准确度,提高工作效率。-using computers to various identification documents, the key is the computer character recognition, Based on a visual, Set text (including online Signed) identification and voice output in the integration of documents and vouchers computer identification system design, Through the document image preprocessing, the image of the characters in text positioning and character District effective segmentation to improve text recognition rate Implementation of the various documents and vouchers automatic identification, the experimental results show that the verification system would increase accuracy, raise working efficiency.