[go: up one dir, main page]

NO20016133L - Fremgangsmåte ved binarisering av bilder - Google Patents

Fremgangsmåte ved binarisering av bilder

Info

Publication number
NO20016133L
NO20016133L NO20016133A NO20016133A NO20016133L NO 20016133 L NO20016133 L NO 20016133L NO 20016133 A NO20016133 A NO 20016133A NO 20016133 A NO20016133 A NO 20016133A NO 20016133 L NO20016133 L NO 20016133L
Authority
NO
Norway
Prior art keywords
binary
gray levels
digital image
pixel
current pixel
Prior art date
Application number
NO20016133A
Other languages
English (en)
Other versions
NO20016133D0 (no
Inventor
Belkacem Benyoub
Hicham El Bernoussi
Original Assignee
Solystic
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 filed Critical Solystic
Publication of NO20016133D0 publication Critical patent/NO20016133D0/no
Publication of NO20016133L publication Critical patent/NO20016133L/no

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Character Discrimination (AREA)
  • Image Processing (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Sorting Of Articles (AREA)
  • Character Input (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Peptides Or Proteins (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Image Analysis (AREA)
NO20016133A 1999-06-15 2001-12-14 Fremgangsmåte ved binarisering av bilder NO20016133L (no)

Applications Claiming Priority (2)

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
PCT/EP2000/005468 WO2000077718A1 (en) 1999-06-15 2000-06-14 Image binarization method

Publications (2)

Publication Number Publication Date
NO20016133D0 NO20016133D0 (no) 2001-12-14
NO20016133L true NO20016133L (no) 2002-02-15

Family

ID=9546796

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20016133A NO20016133L (no) 1999-06-15 2001-12-14 Fremgangsmåte ved binarisering av bilder

Country Status (16)

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

Families Citing this family (14)

* 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 (en) * 2012-03-26 2014-05-14 Tata Consultancy Services Limited A system and method for processing image for identifying alphanumeric characters present in a series
KR102516366B1 (ko) 2018-05-30 2023-03-31 삼성전자주식회사 특징 데이터 획득 방법 및 장치
WO2020203549A1 (ja) * 2019-03-29 2020-10-08 ローム株式会社 半導体装置、それを用いた車載用ディスプレイシステム、電子機器
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
EP0826189B1 (en) * 1996-03-13 2003-05-14 Koninklijke Philips Electronics N.V. Filtering method and corresponding filtering system
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
IL146485A (en) 2005-07-25
EP1190371A1 (en) 2002-03-27
IL146485A0 (en) 2002-07-25
JP4447194B2 (ja) 2010-04-07
CA2376757C (en) 2010-08-10
ES2204616T3 (es) 2004-05-01
DK1190371T3 (da) 2003-12-01
ATE249653T1 (de) 2003-09-15
DE60005189T2 (de) 2004-07-15
FR2795205B1 (fr) 2001-07-27
JP2003502739A (ja) 2003-01-21
US7057595B1 (en) 2006-06-06
FR2795205A1 (fr) 2000-12-22
CN1158625C (zh) 2004-07-21
AU5221000A (en) 2001-01-02
BR0011652A (pt) 2002-03-26
WO2000077718A1 (en) 2000-12-21
EP1190371B1 (en) 2003-09-10
DE60005189D1 (de) 2003-10-16
CN1365483A (zh) 2002-08-21
PT1190371E (pt) 2004-01-30
CA2376757A1 (en) 2000-12-21
NO20016133D0 (no) 2001-12-14

Similar Documents

Publication Publication Date Title
NO20016133D0 (no) Fremgangsmåte ved binarisering av bilder
CA2397805A1 (en) Improved method for image binarization
EP0806871A3 (en) Method and apparatus for generating chrominance shape information of a video object plane in a video signal
EP0929190A3 (en) Method and apparatus for correcting luminance and chrominance data in digital color images
EP0825547A3 (en) Two-dimensional code reader
ATE224121T1 (de) Verfahren und vorrichtung zur bilddekodierung
KR910010357A (ko) 화상문턱값 결정방법
EP0734149A3 (en) Method of processing image data
EP0859517A3 (en) Video coder employing pixel transposition
EP1204072A3 (en) Petite size image processing engine
DE50206894D1 (de) Verfahren zur komprimierung und dekomprimierung von videodaten
EP0905650A3 (en) Image enhancement processing apparatus and method
EP0929191A3 (en) Image correction method
EP0817499A3 (en) Image coding method using extrapolated pixels in insignificant areas of blocks
AU2001270795A1 (en) Image enhancement
EP1387318A3 (en) A method of compensating a digital image for the effects of flare light
IL151544A0 (en) Correction of distortions in form processing
EP1107576A3 (en) Halftoning method and apparatus
EP0855671A3 (en) Image processing method and apparatus, and image forming apparatus
EP1411472A3 (en) Gradation conversion of an image
TW333633B (en) Image half-tone processor and processing method
EP0953940A3 (en) Method for converting digital image pixel values
ATE140114T1 (de) Verfahren und system zur kompression von kodierten farbvideodaten
JPS60236582A (ja) 画信号量子化方式
JPS58150373A (ja) 多値画像信号平滑化装置

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application