发明申请
- 专利标题: Apparatus for extracting ruled line from multiple-valued image
- 专利标题(中): 用于从多值图像提取划线的装置
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申请号: US10941863申请日: 2004-09-16
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公开(公告)号: US20050031208A1公开(公告)日: 2005-02-10
- 发明人: Atsuko Ohara , Katsuhito Fujimoto , Satoshi Naoi
- 申请人: Atsuko Ohara , Katsuhito Fujimoto , Satoshi Naoi
- 申请人地址: JP Kawasaki
- 专利权人: FUJITSU LIMITED
- 当前专利权人: FUJITSU LIMITED
- 当前专利权人地址: JP Kawasaki
- 优先权: JP2000-246207 20000815; JP2001-064194 20010308
- 主分类号: G06K9/20
- IPC分类号: G06K9/20 ; G06K9/34 ; G06K9/38 ; G06T5/00 ; G06T7/00 ; G06T7/60 ; G06K9/46
摘要:
A rather expanded binary image and a rather blurry binary image are generated from a multiple-valued image. A ruled line candidate area is extracted from the rather expanded binary image, and the extracted ruled line candidate area is verified using the rather blurry binary image.
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