发明名称 Robust automatic page size detection algorithm for scan application
摘要 The present invention discloses a method of automatically detecting a page size for a digital scanning operation. The method includes establishing vertical and horizontal limits of an image area containing image content features of a pre-scanned image, detecting vertical page edge information of the image area, and detecting horizontal page edge information of the image area, such that the vertical and horizontal page edge information define the page size for the pre-scanned image.
申请公布号 US7545535(B2) 申请公布日期 2009.06.09
申请号 US20050312425 申请日期 2005.12.21
申请人 XEROX CORPORATION 发明人 ZHEN HE
分类号 H04N1/40 主分类号 H04N1/40
代理机构 代理人
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