DE69230092D1 - Verfahren und Gerät zur Zeichenerkennung - Google Patents

Verfahren und Gerät zur Zeichenerkennung

Info

Publication number
DE69230092D1
DE69230092D1 DE69230092T DE69230092T DE69230092D1 DE 69230092 D1 DE69230092 D1 DE 69230092D1 DE 69230092 T DE69230092 T DE 69230092T DE 69230092 T DE69230092 T DE 69230092T DE 69230092 D1 DE69230092 D1 DE 69230092D1
Authority
DE
Germany
Prior art keywords
character recognition
recognition
character
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 - Fee Related
Application number
DE69230092T
Other languages
English (en)
Other versions
DE69230092T2 (de
Inventor
Katsuhiko Sakaguchi
Shigeki Mori
Kazuhiro Matsubayashi
Tsunekazu Arai
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE69230092D1 publication Critical patent/DE69230092D1/de
Application granted granted Critical
Publication of DE69230092T2 publication Critical patent/DE69230092T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06V10/40—Extraction of image or video features
    • G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Discrimination (AREA)
DE69230092T 1991-11-14 1992-11-13 Verfahren und Gerät zur Zeichenerkennung Expired - Fee Related DE69230092T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP03299264A JP3105967B2 (ja) 1991-11-14 1991-11-14 文字認識方法及び装置

Publications (2)

Publication Number Publication Date
DE69230092D1 true DE69230092D1 (de) 1999-11-11
DE69230092T2 DE69230092T2 (de) 2000-04-13

Family

ID=17870290

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69230092T Expired - Fee Related DE69230092T2 (de) 1991-11-14 1992-11-13 Verfahren und Gerät zur Zeichenerkennung

Country Status (5)

Country Link
US (1) US5579408A (de)
EP (1) EP0542566B1 (de)
JP (1) JP3105967B2 (de)
DE (1) DE69230092T2 (de)
HK (1) HK1012104A1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3155577B2 (ja) * 1991-10-16 2001-04-09 キヤノン株式会社 文字認識方法及び装置
US5854855A (en) * 1994-09-09 1998-12-29 Motorola, Inc. Method and system using meta-classes and polynomial discriminant functions for handwriting recognition
JP3535624B2 (ja) 1995-09-21 2004-06-07 キヤノン株式会社 検索装置及び方法
JPH0991380A (ja) 1995-09-21 1997-04-04 Canon Inc 情報処理装置及び方法及び記憶媒体
EP0777375A3 (de) * 1995-12-05 1998-10-14 Canon Kabushiki Kaisha Verfahren und Vorrichtung zur Verteilung von Aufzeichnungsdaten über ein Netzwerk unter Verwendung von auf einem Übertragungsblatt handgeschriebenen Übertragungszeichen
JP3744997B2 (ja) * 1996-01-12 2006-02-15 キヤノン株式会社 文字認識装置及びその方法
US5982933A (en) * 1996-01-12 1999-11-09 Canon Kabushiki Kaisha Information processing method, information processing apparatus, and storage medium
JPH09319829A (ja) * 1996-06-03 1997-12-12 Nec Corp オンライン文字認識装置
US6275611B1 (en) * 1996-10-17 2001-08-14 Motorola, Inc. Handwriting recognition device, method and alphabet, with strokes grouped into stroke sub-structures
US6370269B1 (en) * 1997-01-21 2002-04-09 International Business Machines Corporation Optical character recognition of handwritten or cursive text in multiple languages
US6144764A (en) * 1997-07-02 2000-11-07 Mitsui High-Tec, Inc. Method and apparatus for on-line handwritten input character recognition and recording medium for executing the method
JP3008908B2 (ja) * 1997-11-10 2000-02-14 日本電気株式会社 文字切り出し装置および文字切り出し方式
US6226403B1 (en) * 1998-02-09 2001-05-01 Motorola, Inc. Handwritten character recognition using multi-resolution models
US6801659B1 (en) 1999-01-04 2004-10-05 Zi Technology Corporation Ltd. Text input system for ideographic and nonideographic languages
WO2000051065A1 (en) * 1999-02-26 2000-08-31 Raf Technology, Inc. Method and system for identifying a reference region on an image of a dropped-out form
CN1454343A (zh) * 2000-04-13 2003-11-05 高通股份有限公司 多笔划字符输入方法和设备
US7032227B2 (en) * 2000-08-14 2006-04-18 Twin Communications Of America, Inc. Portable operating environment for information devices
JP4704601B2 (ja) * 2000-11-01 2011-06-15 富士通株式会社 文字認識方法，プログラム及び記録媒体
FR2827407A1 (fr) * 2001-07-11 2003-01-17 Timothy Russell Scanlan Systeme d'ecriture rapide pour les ordinateurs a stylo ou les stylos electroniques
US6721452B2 (en) 2001-09-12 2004-04-13 Auburn University System and method of handwritten character recognition
CN1308889C (zh) * 2003-11-28 2007-04-04 佳能株式会社 字符识别方法和装置
US20100104189A1 (en) * 2008-10-23 2010-04-29 Aravamudhan Bharath Handwriting Identification Method, Program And Electronic Device
US8306327B2 (en) 2008-12-30 2012-11-06 International Business Machines Corporation Adaptive partial character recognition
JP5451665B2 (ja) * 2011-02-21 2014-03-26 株式会社デンソーアイティーラボラトリ 文字入力装置、文字入力方法、及びプログラム
WO2015141260A1 (ja) 2014-03-17 2015-09-24 株式会社河合楽器製作所 手書き音楽記号認識装置およびプログラム
JP6437205B2 (ja) * 2014-03-17 2018-12-12 株式会社河合楽器製作所 手書き音楽記号認識装置及びプログラム
CN111195912B (zh) * 2020-01-08 2021-06-15 杭州未名信科科技有限公司 利用机械臂绘制肖像画的方法、装置、机器人及存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162482A (en) * 1977-12-07 1979-07-24 Burroughs Corporation Pre-processing and feature extraction system for character recognition
US4365235A (en) * 1980-12-31 1982-12-21 International Business Machines Corporation Chinese/Kanji on-line recognition system
JPS5975375A (ja) * 1982-10-21 1984-04-28 Sumitomo Electric Ind Ltd 文字認識装置
US4718102A (en) * 1983-01-19 1988-01-05 Communication Intelligence Corporation Process and apparatus involving pattern recognition
JPS60217477A (ja) * 1984-04-12 1985-10-31 Toshiba Corp 手書き文字認識装置
US4905295A (en) * 1986-11-13 1990-02-27 Ricoh Company, Ltd. Code sequence matching method and apparatus
US5034989A (en) * 1987-12-11 1991-07-23 Loh Shiu Chang On-line handwritten character recognition apparatus with non-ambiguity algorithm
US5020117A (en) * 1988-01-18 1991-05-28 Kabushiki Kaisha Toshiba Handwritten character string recognition system
US5058182A (en) * 1988-05-02 1991-10-15 The Research Foundation Of State Univ. Of New York Method and apparatus for handwritten character recognition
US5187480A (en) * 1988-09-05 1993-02-16 Allan Garnham Symbol definition apparatus
JPH03175591A (ja) * 1989-12-05 1991-07-30 Fuji Xerox Co Ltd 文字認識装置

Also Published As

Publication number Publication date
EP0542566A2 (de) 1993-05-19
EP0542566A3 (en) 1993-09-08
JP3105967B2 (ja) 2000-11-06
EP0542566B1 (de) 1999-10-06
HK1012104A1 (en) 1999-07-23
US5579408A (en) 1996-11-26
DE69230092T2 (de) 2000-04-13
JPH05135207A (ja) 1993-06-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee