DK0604687T3 - Fremgangsmåde til afledning af tegneegenskaber i et tegngenkendelsessystem - Google Patents

Fremgangsmåde til afledning af tegneegenskaber i et tegngenkendelsessystem

Info

Publication number
DK0604687T3
DK0604687T3 DK92204106T DK92204106T DK0604687T3 DK 0604687 T3 DK0604687 T3 DK 0604687T3 DK 92204106 T DK92204106 T DK 92204106T DK 92204106 T DK92204106 T DK 92204106T DK 0604687 T3 DK0604687 T3 DK 0604687T3
Authority
DK
Denmark
Prior art keywords
character
point
deriving
recognition system
appended
Prior art date
Application number
DK92204106T
Other languages
English (en)
Inventor
Robert Wilcke
Original Assignee
Koninkl Kpn Nv
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 Koninkl Kpn Nv filed Critical Koninkl Kpn Nv
Application granted granted Critical
Publication of DK0604687T3 publication Critical patent/DK0604687T3/da

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
    • G06V30/182—Extraction of features or characteristics of the image by coding the contour of the pattern
    • 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 Discrimination (AREA)
  • Image Analysis (AREA)
  • Character Input (AREA)
DK92204106T 1992-12-30 1992-12-30 Fremgangsmåde til afledning af tegneegenskaber i et tegngenkendelsessystem DK0604687T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92204106A EP0604687B1 (en) 1992-12-30 1992-12-30 Method for deriving character features in a character recognition system

Publications (1)

Publication Number Publication Date
DK0604687T3 true DK0604687T3 (da) 2000-10-23

Family

ID=8211184

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92204106T DK0604687T3 (da) 1992-12-30 1992-12-30 Fremgangsmåde til afledning af tegneegenskaber i et tegngenkendelsessystem

Country Status (9)

Country Link
US (1) US6240209B1 (da)
EP (1) EP0604687B1 (da)
JP (1) JPH076209A (da)
AT (1) ATE191980T1 (da)
DE (1) DE69230940T2 (da)
DK (1) DK0604687T3 (da)
ES (1) ES2146205T3 (da)
GR (1) GR3033926T3 (da)
PT (1) PT604687E (da)

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US7058221B1 (en) * 2000-07-07 2006-06-06 Tani Electronics Industry Co., Ltd. Method of recognizing object based on pattern matching and medium for recording computer program having same
US7032227B2 (en) * 2000-08-14 2006-04-18 Twin Communications Of America, Inc. Portable operating environment for information devices
WO2003023696A1 (en) 2001-09-12 2003-03-20 Auburn University System and method of handwritten character recognition
US8715955B2 (en) 2004-09-09 2014-05-06 Life Technologies Corporation Laser microdissection apparatus and method
US8346483B2 (en) * 2002-09-13 2013-01-01 Life Technologies Corporation Interactive and automated tissue image analysis with global training database and variable-abstraction processing in cytological specimen classification and laser capture microdissection applications
US8722357B2 (en) * 2001-11-05 2014-05-13 Life Technologies Corporation Automated microdissection instrument
US10156501B2 (en) 2001-11-05 2018-12-18 Life Technologies Corporation Automated microdissection instrument for determining a location of a laser beam projection on a worksurface area
CA2375355A1 (en) * 2002-03-11 2003-09-11 Neo Systems Inc. Character recognition system and method
SG109996A1 (en) * 2002-10-28 2005-04-28 Nanyang Polytechnic Method and apparatus for optical character recognition
DE10337831A1 (de) * 2003-08-18 2005-03-24 Sick Ag Verfahren zur optischen Erkennung von alphanumerischen Zeichen
WO2009073950A1 (en) * 2007-12-13 2009-06-18 Keigo Izuka Camera system and method for amalgamating images to create an omni-focused image
EP2296362B1 (en) * 2009-09-09 2012-02-15 European Central Bank A method for generating a security bi-level image for a banknote
RU2664411C2 (ru) * 2016-12-01 2018-08-17 Федеральное государственное бюджетное образовательное учреждение высшего образования "Рязанский государственный радиотехнический университет" Способ обработки последовательности изображений для распознавания воздушных объектов
US10438098B2 (en) * 2017-05-19 2019-10-08 Hand Held Products, Inc. High-speed OCR decode using depleted centerlines

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
CH591726A5 (da) 1973-07-30 1977-09-30 Nederlanden Staat
JPS51118333A (en) 1975-04-11 1976-10-18 Hitachi Ltd Pattern recognition system
JPS5927380A (ja) * 1982-08-02 1984-02-13 Nippon Telegr & Teleph Corp <Ntt> 特徴抽出処理方式
JPS5930179A (ja) * 1982-08-10 1984-02-17 Agency Of Ind Science & Technol パタ−ンの線分近似方式
US4628532A (en) * 1983-07-14 1986-12-09 Scan Optics, Inc. Alphanumeric handprint recognition
JPS6079485A (ja) 1983-10-06 1985-05-07 Sharp Corp 手書き文字認識処理装置
JPS6282486A (ja) 1985-10-08 1987-04-15 Hitachi Ltd オンライン手書き図形認識装置
JP3014097B2 (ja) 1987-02-20 2000-02-28 株式会社日立製作所 輪郭追跡方法及びシステム
DE3815869A1 (de) 1987-05-08 1988-11-17 Ricoh Kk Verfahren zum extrahieren von merkmalsmengen eines zeichens
JP2982150B2 (ja) * 1990-08-28 1999-11-22 キヤノン株式会社 文字パターン処理方法及び装置
EP0514688A2 (en) 1991-05-21 1992-11-25 International Business Machines Corporation Generalized shape autocorrelation for shape acquisition and recognition
US5416851A (en) * 1991-07-30 1995-05-16 Xerox Corporation Image analysis based on location sampling
US5245674A (en) 1991-07-30 1993-09-14 Xerox Corporation Image processing using distance as a function of direction
JP3361124B2 (ja) * 1991-07-30 2003-01-07 ゼロックス・コーポレーション テキストを含む２次元画像上での画像処理方法と画像処理装置
JPH07262360A (ja) 1994-02-07 1995-10-13 Canon Inc 画像処理装置及び方法

Also Published As

Publication number Publication date
EP0604687A1 (en) 1994-07-06
EP0604687B1 (en) 2000-04-19
ES2146205T3 (es) 2000-08-01
PT604687E (pt) 2000-09-29
GR3033926T3 (en) 2000-11-30
US6240209B1 (en) 2001-05-29
JPH076209A (ja) 1995-01-10
DE69230940D1 (de) 2000-05-25
ATE191980T1 (de) 2000-05-15
DE69230940T2 (de) 2000-10-19

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