DE60024535D1 - Verfahren zur Zeichentrennung - Google Patents

Verfahren zur Zeichentrennung

Info

Publication number
DE60024535D1
DE60024535D1 DE60024535T DE60024535T DE60024535D1 DE 60024535 D1 DE60024535 D1 DE 60024535D1 DE 60024535 T DE60024535 T DE 60024535T DE 60024535 T DE60024535 T DE 60024535T DE 60024535 D1 DE60024535 D1 DE 60024535D1
Authority
DE
Germany
Prior art keywords
character separation
character
separation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60024535T
Other languages
English (en)
Other versions
DE60024535T2 (de
Inventor
Takuma Akagi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE60024535D1 publication Critical patent/DE60024535D1/de
Publication of DE60024535T2 publication Critical patent/DE60024535T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/18086—Extraction of features or characteristics of the image by performing operations within image blocks or by using histograms
    • G06V30/18095—Summing image-intensity values; Projection and histogram analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/148—Segmentation of character regions
    • G06V30/15—Cutting or merging image elements, e.g. region growing, watershed or clustering-based techniques
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
DE60024535T 1999-07-30 2000-06-06 Verfahren zur Zeichentrennung Expired - Lifetime DE60024535T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21715199 1999-07-30
JP21715199A JP4392907B2 (ja) 1999-07-30 1999-07-30 文字切出し方法

Publications (2)

Publication Number Publication Date
DE60024535D1 true DE60024535D1 (de) 2006-01-12
DE60024535T2 DE60024535T2 (de) 2006-08-17

Family

ID=16699666

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60024535T Expired - Lifetime DE60024535T2 (de) 1999-07-30 2000-06-06 Verfahren zur Zeichentrennung

Country Status (5)

Country Link
EP (1) EP1073002B1 (de)
JP (1) JP4392907B2 (de)
KR (1) KR100383858B1 (de)
CN (1) CN1192324C (de)
DE (1) DE60024535T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100872983B1 (ko) * 2001-12-22 2008-12-08 주식회사 포스코 슬래브의 문자인식 및 확인용 장치
EP1398726B1 (de) * 2002-09-11 2008-07-30 Samsung Electronics Co., Ltd. Vorrichtung und Verfahren zur Erkennung von Zeichenbildern auf einem Bildschirm
JP3950777B2 (ja) * 2002-09-30 2007-08-01 キヤノン株式会社 画像処理方法、画像処理装置および画像処理プログラム
KR100977713B1 (ko) * 2003-03-15 2010-08-24 삼성전자주식회사 영상신호의 글자 인식을 위한 전처리 장치 및 방법
US8723964B2 (en) 2003-09-12 2014-05-13 Sony Corporation Method and device for communication using an optical sensor
CN1310182C (zh) * 2003-11-28 2007-04-11 佳能株式会社 用于增强文档图像和字符识别的方法和装置
JP4423076B2 (ja) * 2004-03-22 2010-03-03 キヤノン株式会社 認識対象切出し装置および方法
CN100369049C (zh) * 2005-02-18 2008-02-13 富士通株式会社 灰度字符的精确分割装置及方法
JP4658848B2 (ja) * 2006-03-30 2011-03-23 日本電産サンキョー株式会社 文字列認識方法及び文字列認識装置
EP2348487A3 (de) 2010-01-22 2017-09-13 Samsung Electronics Co., Ltd. Verfahren und Vorrichtung zur Erzeugung einer animierten Mitteilung
CN103034855A (zh) * 2012-12-05 2013-04-10 曙光信息产业(北京)有限公司 在图像中识别字符区域的方法
CN106446896B (zh) * 2015-08-04 2020-02-18 阿里巴巴集团控股有限公司 一种字符分割方法、装置及电子设备
JP7030462B2 (ja) * 2017-09-21 2022-03-07 キヤノン株式会社 スキャン画像から文字情報を取得する画像処理装置、画像処理方法、及びプログラム

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0634256B2 (ja) * 1987-03-04 1994-05-02 シャープ株式会社 接触文字切出し方法
JP2615153B2 (ja) * 1988-08-24 1997-05-28 富士通株式会社 切断分離を伴う文字認識方法
JP2865697B2 (ja) * 1989-03-20 1999-03-08 株式会社日立製作所 エクスチャ分離方法
KR930014166A (ko) * 1991-12-30 1993-07-22 이헌조 문서인식장치의 개별문자 절출방법
JPH07200739A (ja) * 1994-01-07 1995-08-04 Nippon Steel Corp マーキング文字認識方法
JPH08129611A (ja) * 1994-10-31 1996-05-21 Sony Corp 文字識別方法及び検査基準文字登録方法
JP3805005B2 (ja) * 1994-11-09 2006-08-02 キヤノン株式会社 画像処理装置及び光学的文字認識装置及びそれらの方法
KR0186172B1 (ko) * 1995-12-06 1999-05-15 구자홍 문자 인식장치의 접촉문자 분리 및 특징 추출방법
KR19980068924A (ko) * 1997-02-25 1998-10-26 구자홍 선과 겹친문자 영상복원을 이용한 필기체 인식 방법
KR19990056813A (ko) * 1997-12-29 1999-07-15 구자홍 개별문자의 가로/세로비를 이용한 접촉문자 분리방법

Also Published As

Publication number Publication date
CN1291756A (zh) 2001-04-18
JP4392907B2 (ja) 2010-01-06
KR20010015025A (ko) 2001-02-26
KR100383858B1 (ko) 2003-05-14
EP1073002B1 (de) 2005-12-07
DE60024535T2 (de) 2006-08-17
CN1192324C (zh) 2005-03-09
JP2001043313A (ja) 2001-02-16
EP1073002A2 (de) 2001-01-31
EP1073002A3 (de) 2003-10-29

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