DE60005189D1 - Bildbinarisierungsverfahren - Google Patents

Bildbinarisierungsverfahren

Info

Publication number
DE60005189D1
DE60005189D1 DE60005189T DE60005189T DE60005189D1 DE 60005189 D1 DE60005189 D1 DE 60005189D1 DE 60005189 T DE60005189 T DE 60005189T DE 60005189 T DE60005189 T DE 60005189T DE 60005189 D1 DE60005189 D1 DE 60005189D1
Authority
DE
Germany
Prior art keywords
binary
gray levels
digital image
pixel
current pixel
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
DE60005189T
Other languages
English (en)
Other versions
DE60005189T2 (de
Inventor
Belkacem Benyoub
Benoussi Hicham El
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.)
Solystic SAS
Original Assignee
Solystic SAS
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 Solystic SAS filed Critical Solystic SAS
Publication of DE60005189D1 publication Critical patent/DE60005189D1/de
Application granted granted Critical
Publication of DE60005189T2 publication Critical patent/DE60005189T2/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
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Character Discrimination (AREA)
  • Image Processing (AREA)
  • Sorting Of Articles (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Character Input (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Image Analysis (AREA)
DE60005189T 1999-06-15 2000-06-14 Bildbinarisierungsverfahren Expired - Lifetime DE60005189T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9907545A FR2795205B1 (fr) 1999-06-15 1999-06-15 Procede pour binariser des images numeriques a plusieurs niveaux de gris
FR9907545 1999-06-15
PCT/EP2000/005468 WO2000077718A1 (en) 1999-06-15 2000-06-14 Image binarization method

Publications (2)

Publication Number Publication Date
DE60005189D1 true DE60005189D1 (de) 2003-10-16
DE60005189T2 DE60005189T2 (de) 2004-07-15

Family

ID=9546796

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60005189T Expired - Lifetime DE60005189T2 (de) 1999-06-15 2000-06-14 Bildbinarisierungsverfahren

Country Status (16)

Country Link
US (1) US7057595B1 (de)
EP (1) EP1190371B1 (de)
JP (1) JP4447194B2 (de)
CN (1) CN1158625C (de)
AT (1) ATE249653T1 (de)
AU (1) AU5221000A (de)
BR (1) BR0011652A (de)
CA (1) CA2376757C (de)
DE (1) DE60005189T2 (de)
DK (1) DK1190371T3 (de)
ES (1) ES2204616T3 (de)
FR (1) FR2795205B1 (de)
IL (1) IL146485A (de)
NO (1) NO20016133L (de)
PT (1) PT1190371E (de)
WO (1) WO2000077718A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002271611A (ja) 2001-03-14 2002-09-20 Fujitsu Ltd 画像処理装置
JP2003298799A (ja) * 2002-04-01 2003-10-17 Pfu Ltd 画像処理装置
KR100703284B1 (ko) * 2003-01-30 2007-04-03 삼성전자주식회사 영상신호의 이진화 장치 및 방법
FR2851357B1 (fr) * 2003-02-19 2005-04-22 Solystic Procede pour la reconnaissance optique d'envois postaux utilisant plusieurs images
CN100409250C (zh) * 2003-10-20 2008-08-06 武汉矽感科技有限公司 自适应被扫描图像底色的二值化电路及其方法
US7496237B1 (en) * 2004-01-02 2009-02-24 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Image processing for binarization enhancement via fuzzy reasoning
US8098945B2 (en) * 2008-11-12 2012-01-17 Abbyy Software Ltd. Method and system for binarizing an image
US8787690B2 (en) 2008-11-12 2014-07-22 Abbyy Development Llc Binarizing an image
US8571307B2 (en) * 2010-11-16 2013-10-29 Hand Held Products, Inc. Method and system operative to process monochrome image data
US8594446B2 (en) 2012-01-12 2013-11-26 Eastman Kodak Company Method for enhancing a digitized document
EP2645305A3 (de) * 2012-03-26 2014-05-14 Tata Consultancy Services Limited System und Verfahren zum Verarbeiten eines Bildes zum Identifizieren von alfanumerischen Zeichen in einer Serie
KR102516366B1 (ko) 2018-05-30 2023-03-31 삼성전자주식회사 특징 데이터 획득 방법 및 장치
CN114827625A (zh) * 2022-04-27 2022-07-29 武汉大学 一种基于灰度图压缩算法的高速图像云传输方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5091965A (en) * 1990-07-16 1992-02-25 Sony Corporation Video image processing apparatus
FR2709361B1 (fr) * 1993-08-26 1995-09-22 Thepaut Andre Reconnaissance de forme par réseau de neurones.
JPH07271907A (ja) * 1994-03-31 1995-10-20 Suzuki Motor Corp アナログ画像の二値化装置
JPH0830728A (ja) * 1994-07-12 1996-02-02 Suzuki Motor Corp 画像の二値化装置
JPH096957A (ja) * 1995-06-23 1997-01-10 Toshiba Corp 濃度画像の２値化方法および画像２値化装置
DE69721913T2 (de) * 1996-03-13 2004-05-13 Koninklijke Philips Electronics N.V. Filterverfahren und dazugehöriges filtersystem
US5815606A (en) * 1996-12-23 1998-09-29 Pitney Bowes Inc. Method for thresholding a gray scale matrix
US6269353B1 (en) * 1997-11-26 2001-07-31 Ishwar K. Sethi System for constructing decision tree classifiers using structure-driven induction
TW384612B (en) * 1998-08-19 2000-03-11 Acer Peripherals Inc Image processing system and method capable of converting gray-level images into binary images

Also Published As

Publication number Publication date
DK1190371T3 (da) 2003-12-01
CN1365483A (zh) 2002-08-21
ATE249653T1 (de) 2003-09-15
US7057595B1 (en) 2006-06-06
CA2376757C (en) 2010-08-10
ES2204616T3 (es) 2004-05-01
IL146485A0 (en) 2002-07-25
PT1190371E (pt) 2004-01-30
EP1190371A1 (de) 2002-03-27
NO20016133L (no) 2002-02-15
FR2795205B1 (fr) 2001-07-27
JP2003502739A (ja) 2003-01-21
EP1190371B1 (de) 2003-09-10
IL146485A (en) 2005-07-25
BR0011652A (pt) 2002-03-26
NO20016133D0 (no) 2001-12-14
DE60005189T2 (de) 2004-07-15
JP4447194B2 (ja) 2010-04-07
FR2795205A1 (fr) 2000-12-22
WO2000077718A1 (en) 2000-12-21
CN1158625C (zh) 2004-07-21
AU5221000A (en) 2001-01-02
CA2376757A1 (en) 2000-12-21

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Legal Events

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