发明名称 |
Page segmentor |
摘要 |
In a page segmentor for dividing a page into areas each having a single feature, the division being performed as preprocessing for pattern recognition, one of the areas within the page is multiplied into multiple images, a feature of each area is extracted according to the presence or absence of each of pairs between the multiple images and a plurality of different masks, and the page is divided into areas until each area has a single feature. High-speed page segmentation can be achieved so as to obtain a desired feature.
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申请公布号 |
US4817169(A) |
申请公布日期 |
1989.03.28 |
申请号 |
US19870038631 |
申请日期 |
1987.04.14 |
申请人 |
NIPPON SHEET GLASS CO., LTD. |
发明人 |
PEPPERS, NORMAN A.;YOUNG, JAMES R.;NISHI, HISAMI;UENO, HIROSHI |
分类号 |
G06K9/20;G06K9/74;(IPC1-7):G06K9/34 |
主分类号 |
G06K9/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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