TW376622B - An on-line character recognition system - Google Patents

An on-line character recognition system

Info

Publication number
TW376622B
TW376622B TW087108983A TW87108983A TW376622B TW 376622 B TW376622 B TW 376622B TW 087108983 A TW087108983 A TW 087108983A TW 87108983 A TW87108983 A TW 87108983A TW 376622 B TW376622 B TW 376622B
Authority
TW
Taiwan
Prior art keywords
slant angle
character recognition
angle
slant
recognition system
Prior art date
Application number
TW087108983A
Other languages
English (en)
Inventor
Yoshikazu Ikebata
Original Assignee
Nec Electronics 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 Nec Electronics Corp filed Critical Nec Electronics Corp
Application granted granted Critical
Publication of TW376622B publication Critical patent/TW376622B/zh

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
    • G06V30/14—Image acquisition
    • G06V30/146—Aligning or centring of the image pick-up or image-field
    • G06V30/1475—Inclination or skew detection or correction of characters or of image to be recognised
    • G06V30/1478—Inclination or skew detection or correction of characters or of image to be recognised of characters or characters lines
    • 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
    • G06V30/32—Digital ink
    • G06V30/333—Preprocessing; Feature extraction
    • 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)
  • Character Input (AREA)
TW087108983A 1997-06-09 1998-06-04 An on-line character recognition system TW376622B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9150797A JP3006545B2 (ja) 1997-06-09 1997-06-09 オンライン文字認識装置

Publications (1)

Publication Number Publication Date
TW376622B true TW376622B (en) 1999-12-11

Family

ID=15504649

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087108983A TW376622B (en) 1997-06-09 1998-06-04 An on-line character recognition system

Country Status (5)

Country Link
US (1) US6226404B1 (zh)
JP (1) JP3006545B2 (zh)
KR (1) KR100310487B1 (zh)
CN (1) CN1149508C (zh)
TW (1) TW376622B (zh)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6337698B1 (en) * 1998-11-20 2002-01-08 Microsoft Corporation Pen-based interface for a notepad computer
WO2003023696A1 (en) 2001-09-12 2003-03-20 Auburn University System and method of handwritten character recognition
US7010165B2 (en) * 2002-05-10 2006-03-07 Microsoft Corporation Preprocessing of multi-line rotated electronic ink
CN100377043C (zh) * 2002-09-28 2008-03-26 皇家飞利浦电子股份有限公司 三维手写识别的方法及其系统
AU2002952106A0 (en) * 2002-10-15 2002-10-31 Silverbrook Research Pty Ltd Methods and systems (npw008)
AU2002952483A0 (en) 2002-11-05 2002-11-21 Silverbrook Research Pty Ltd Methods and Systems (NPW009)
US20050152600A1 (en) * 2004-01-14 2005-07-14 International Business Machines Corporation Method and apparatus for performing handwriting recognition by analysis of stroke start and end points
US20060284851A1 (en) * 2005-06-15 2006-12-21 Pittman John S Programmable orientation handwriting recognition system and method
JP4844896B2 (ja) * 2007-03-30 2011-12-28 アイシン・エィ・ダブリュ株式会社 ナビゲーション装置
JP4853507B2 (ja) * 2008-10-30 2012-01-11 ソニー株式会社 情報処理装置、情報処理方法およびプログラム
CN101770298B (zh) * 2008-12-30 2012-06-06 北京联想软件有限公司 输入装置及输入方法
JP5146845B2 (ja) * 2009-12-24 2013-02-20 ブラザー工業株式会社 ヘッドマウントディスプレイ
CN101964049A (zh) * 2010-09-07 2011-02-02 东南大学 基于分段投影与乐符结构的谱线检测及删除方法
CN102103693B (zh) * 2011-03-23 2014-03-19 安徽科大讯飞信息科技股份有限公司 一种手写字识别方法
CN102622583A (zh) * 2012-02-23 2012-08-01 北京师范大学 基于模型和稀疏表示的多角度型号识别方法及系统
US9898187B2 (en) * 2013-06-09 2018-02-20 Apple Inc. Managing real-time handwriting recognition
DK179374B1 (en) 2016-06-12 2018-05-28 Apple Inc Handwriting keyboard for monitors
US11194467B2 (en) 2019-06-01 2021-12-07 Apple Inc. Keyboard management user interfaces
US11341569B2 (en) * 2019-10-25 2022-05-24 7-Eleven, Inc. System and method for populating a virtual shopping cart based on video of a customer's shopping session at a physical store
CN111475234B (zh) * 2020-04-10 2023-01-10 苏州浪潮智能科技有限公司 一种字符串传递方法、装置、计算机及可读存储介质

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4495646A (en) * 1982-04-20 1985-01-22 Nader Gharachorloo On-line character recognition using closed-loop detector
JPS61120231A (ja) * 1984-11-16 1986-06-07 Sharp Corp 手書き入力装置
JP3169946B2 (ja) 1987-04-28 2001-05-28 キャノン株式会社 画像処理方法及び画像処理装置
JPH02201520A (ja) 1989-01-30 1990-08-09 Mutoh Ind Ltd 電磁誘導式座標解析装置の出力補正方法
JPH03288173A (ja) 1990-04-04 1991-12-18 Canon Inc 画像形成装置
JP3301079B2 (ja) * 1990-06-18 2002-07-15 ソニー株式会社 情報入力装置、情報入力方法、情報処理装置及び情報処理方法
US5101439A (en) * 1990-08-31 1992-03-31 At&T Bell Laboratories Segmentation process for machine reading of handwritten information
KR940001047B1 (ko) * 1992-02-14 1994-02-08 주식회사 금성사 온라인 필기체 인식시스템 및 방법.
US5333209A (en) * 1992-03-24 1994-07-26 At&T Bell Laboratories Method of recognizing handwritten symbols
US5903668A (en) * 1992-05-27 1999-05-11 Apple Computer, Inc. Method and apparatus for recognizing handwritten words
JPH0619614A (ja) 1992-06-29 1994-01-28 Matsushita Electric Ind Co Ltd 手書き図形入力装置
JPH06150067A (ja) 1992-11-11 1994-05-31 Mitsubishi Electric Corp オンライン手書き文字認識方法
JP3325071B2 (ja) 1993-03-09 2002-09-17 株式会社東芝 画像形成装置
WO1994027251A1 (en) * 1993-05-18 1994-11-24 Massachusetts Institute Of Technology Automated reading system and method
JPH06337963A (ja) 1993-05-27 1994-12-06 Toshiba Corp 文字認識装置
US5511135A (en) * 1993-11-29 1996-04-23 International Business Machines Corporation Stylus-input recognition correction manager
US5544260A (en) * 1994-07-12 1996-08-06 International Business Machines Corporation Silent training by error correction for on-line handwritting recognition systems
JPH08249422A (ja) * 1995-03-08 1996-09-27 Canon Inc 文字処理装置及び方法
TW397951B (en) * 1995-06-05 2000-07-11 Motorola Inc Method and microprocessor for preprocessing handwriting having characters composed of a preponderance of straight line segments
JP3120022B2 (ja) * 1995-06-29 2000-12-25 シャープ株式会社 ペン入力装置
US5902968A (en) * 1996-02-20 1999-05-11 Ricoh Company, Ltd. Pen-shaped handwriting input apparatus using accelerometers and gyroscopes and an associated operational device for determining pen movement
US5966460A (en) * 1997-03-03 1999-10-12 Xerox Corporation On-line learning for neural net-based character recognition systems

Also Published As

Publication number Publication date
US6226404B1 (en) 2001-05-01
KR100310487B1 (ko) 2001-12-12
CN1149508C (zh) 2004-05-12
CN1202669A (zh) 1998-12-23
JPH10340316A (ja) 1998-12-22
KR19990006760A (ko) 1999-01-25
JP3006545B2 (ja) 2000-02-07

Similar Documents

Publication Publication Date Title
TW376622B (en) An on-line character recognition system
US6212296B1 (en) Method and apparatus for transforming sensor signals into graphical images
RU2392656C2 (ru) Универсальное компьютерное устройство
TW364088B (en) Business management system
US20040047505A1 (en) Stylus computer
US20040085301A1 (en) Handwritten character input device, program and method
SG121827A1 (en) Method and system for online payments using coded marks
US20060209175A1 (en) Electronic association of a user expression and a context of the expression
ATE416412T1 (de) Erfassung handgeschriebenen textes mittels schnitstellen oberflache.
EP1390837A4 (en) SYSTEM AND METHOD FOR PEN ENTRY FOR COMPUTER DEVICE
JP2004303254A (ja) 電子文書操作システム、電子文書操作方法及び筆記装置
MXPA02002900A (es) Metodo y sistema para seleccion de objetos.
EP0669595A3 (en) Digitizer and stylus
US20040036681A1 (en) Identifying a form used for data input through stylus movement by means of a traced identifier pattern
KR101077005B1 (ko) 전자펜을 이용한 필기 인식 시스템
JP2001236174A (ja) 手書き文字入力装置及び手書き文字認識方法
WO2002058029A3 (en) Optical position determination on any surface
JP2004045844A (ja) 漢字書き順学習システム、漢字書き順判定プログラム、および漢字練習用紙
AU2007202065A1 (en) Stylus computer
WO2003058394A2 (en) Stylus computer and method of manipulating data
EP0383306B1 (en) Data processing apparatus and method
JP2006171249A (ja) 情報処理システム、サーバ装置、およびプログラム
US11157099B2 (en) Electronic writing device and a method for operating the same
EP0559353A3 (en) Computer input apparatus for handwriter data
JP2004030235A (ja) 個人認証システム、カード利用明細書および個人認証機能付き電子ペン

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees