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1. 发明授权

US06169822A Method for correcting direction of document image 失效
标题翻译：校正文件图像方向的方法
公开(公告)号：US06169822A
公开(公告)日：2001-01-02
申请号：US09042649
申请日：1998-03-17
申请人： Sung-woo Jung
发明人： Sung-woo Jung
IPC分类号： G06K932
CPC分类号： G06K9/3208
摘要： There is provided a method for automatically correcting a document image whose direction is incorrect, using character recognition. The method includes the steps of detecting a predetermined portion of a character area in the document image, determining the inclination of the document according to the character recognition reliability of the predetermined portion, and recognizing a character by rotating the document at the determined inclination. A large quantity of documents can be automatically processed and even the visually impaired can scan documents by using the automatic direction correcting feature of the document recognizer.
摘要翻译：提供了一种使用字符识别自动校正方向不正确的文档图像的方法。该方法包括以下步骤：检测文档图像中的字符区域的预定部分，根据预定部分的字符识别可靠性确定文档的倾斜度，并通过以确定的倾斜度旋转文档来识别字符。大量的文件可以自动处理，即使视障者也可以通过使用文档识别器的自动方向校正功能来扫描文档。

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