- 专利标题: Method and device for character area identification
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申请号: US15298270申请日: 2016-10-20
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公开(公告)号: US10157326B2公开(公告)日: 2018-12-18
- 发明人: Fei Long , Tao Zhang , Zhijun Chen
- 申请人: Xiaomi Inc.
- 申请人地址: CN Beijing
- 专利权人: Xiaomi Inc.
- 当前专利权人: Xiaomi Inc.
- 当前专利权人地址: CN Beijing
- 代理机构: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
- 优先权: CN201510726153 20151030
- 主分类号: G06K9/00
- IPC分类号: G06K9/00 ; G06K9/46 ; G06T5/40
摘要:
A method and a device for area identification are provided in the disclosure. The method includes: binarizing a text area including a row of characters; calculating a histogram in a vertical direction of the binarized text area, wherein the histogram includes abscissas of pixels in each column and corresponding accumulated values of foreground color pixels of the pixels in each column; and identifying a character area of each of one or more characters in the text area according to distribution information of the accumulated values.
公开/授权文献
- US20170124414A1 METHOD AND DEVICE FOR CHARACTER AREA IDENTIFICATION 公开/授权日:2017-05-04
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