发明授权
- 专利标题: Method and apparatus for text detection
- 专利标题(中): 用于文本检测的方法和装置
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申请号: US09808791申请日: 2001-03-14
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公开(公告)号: US06778700B2公开(公告)日: 2004-08-17
- 发明人: Ron J. Karidi , Lai Chee Man
- 申请人: Ron J. Karidi , Lai Chee Man
- 主分类号: G06K934
- IPC分类号: G06K934
摘要:
A text detection technique comprises local ramp detection, identification of intensity troughs (candidate text strokes), determination of stroke width, preliminary detection of text based on contrast and stroke width, and a consistency check.
公开/授权文献
- US20030026480A1 Method and apparatus for text detection 公开/授权日:2003-02-06
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