JP3125904B2 - 手書き文字認識方法及び手書き文字認識システム - Google Patents

手書き文字認識方法及び手書き文字認識システム

Info

Publication number
JP3125904B2
JP3125904B2 JP04235923A JP23592392A JP3125904B2 JP 3125904 B2 JP3125904 B2 JP 3125904B2 JP 04235923 A JP04235923 A JP 04235923A JP 23592392 A JP23592392 A JP 23592392A JP 3125904 B2 JP3125904 B2 JP 3125904B2
Authority
JP
Japan
Prior art keywords
character
signal
prototype
handwritten
given
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
JP04235923A
Other languages
English (en)
Japanese (ja)
Other versions
JPH07192098A (ja
Inventor
トマス、エドワード、チェフアラス
チャールズ、カーソン、タッパート
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPH07192098A publication Critical patent/JPH07192098A/ja
Application granted granted Critical
Publication of JP3125904B2 publication Critical patent/JP3125904B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/19—Recognition using electronic means
    • G06V30/191—Design or setup of recognition systems or techniques; Extraction of features in feature space; Clustering techniques; Blind source separation
    • G06V30/1914—Determining representative reference patterns, e.g. averaging or distorting patterns; Generating dictionaries, e.g. user dictionaries
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/28—Determining representative reference patterns, e.g. by averaging or distorting; Generating dictionaries
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/30—Individual registration on entry or exit not involving the use of a pass
    • G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/35—Individual registration on entry or exit not involving the use of a pass in combination with an identity check by means of a handwritten signature

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Data Mining & Analysis (AREA)
  • Multimedia (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • General Engineering & Computer Science (AREA)
  • Character Discrimination (AREA)
JP04235923A 1991-10-24 1992-09-03 手書き文字認識方法及び手書き文字認識システム Expired - Fee Related JP3125904B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/782,215 US5287415A (en) 1991-10-24 1991-10-24 Elastic prototype averaging in online handwriting recognition
US782215 1991-10-24

Publications (2)

Publication Number Publication Date
JPH07192098A JPH07192098A (ja) 1995-07-28
JP3125904B2 true JP3125904B2 (ja) 2001-01-22

Family

ID=25125366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP04235923A Expired - Fee Related JP3125904B2 (ja) 1991-10-24 1992-09-03 手書き文字認識方法及び手書き文字認識システム

Country Status (3)

Country Link
US (1) US5287415A (Sortimente)
EP (1) EP0540869A2 (Sortimente)
JP (1) JP3125904B2 (Sortimente)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319721A (en) * 1992-04-14 1994-06-07 International Business Machines Corporation Methods and apparatus for evolving a starter set of handwriting prototypes into a user-specific set
CA2097095A1 (en) * 1992-07-29 1994-01-30 Frank William Sinden Method of normalizing handwritten symbols
DK0686291T3 (da) * 1993-12-01 2001-12-03 Motorola Inc Kombineret ordbogsbaseret og sandsynlig-karakterstreng-håndskriftsgenkendelse
JP3453422B2 (ja) * 1994-02-10 2003-10-06 キヤノン株式会社 文字パターンのユーザ辞書への登録方法及び該ユーザ辞書を有する文字認識装置
US5644656A (en) * 1994-06-07 1997-07-01 Massachusetts Institute Of Technology Method and apparatus for automated text recognition
US6137908A (en) * 1994-06-29 2000-10-24 Microsoft Corporation Handwriting recognition system simultaneously considering shape and context information
EP0739521B1 (en) * 1994-11-14 2001-10-31 Motorola, Inc. Method of splitting handwritten input
US5737443A (en) * 1994-11-14 1998-04-07 Motorola, Inc. Method of joining handwritten input
US5730602A (en) * 1995-04-28 1998-03-24 Penmanship, Inc. Computerized method and apparatus for teaching handwriting
JPH1011434A (ja) * 1996-06-21 1998-01-16 Nec Corp 情報認識装置
US6181813B1 (en) * 1997-09-29 2001-01-30 Xerox Corporation Method for counterfeit currency detection using orthogonal line comparison
US6167376A (en) * 1998-12-21 2000-12-26 Ditzik; Richard Joseph Computer system with integrated telephony, handwriting and speech recognition functions
US7706612B2 (en) 2004-11-23 2010-04-27 Carestream Health, Inc. Method for automatic shape classification
US9285983B2 (en) * 2010-06-14 2016-03-15 Amx Llc Gesture recognition using neural networks
JP6184455B2 (ja) * 2015-09-18 2017-08-23 ヤフー株式会社 生成装置、生成方法、及び生成プログラム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024500A (en) * 1975-12-31 1977-05-17 International Business Machines Corporation Segmentation mechanism for cursive script character recognition systems
JPS5827551B2 (ja) * 1979-05-18 1983-06-10 日本電信電話株式会社 オンライン手書き文字認識方式
US4718102A (en) * 1983-01-19 1988-01-05 Communication Intelligence Corporation Process and apparatus involving pattern recognition
JPH02263275A (ja) * 1989-04-03 1990-10-26 Kiyadeitsukusu:Kk 手書き文字の登録パターン作成方式

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ＩＢＭ Ｊｏｕｒｎａｌ ｏｆ Ｒｅｓｅａｒｃｈ ａｎｄ Ｄｅｖｅｌｏｐｍｅｎｔ，Ｖｏｌ．２６，Ｎｏ．６（１９８２−１１）ｐｐ．７６５−７７１
ＩＢＭ Ｔｅｃｈｎｉｃａｌ Ｄｉｓｃｌｏｓｕｒｅ Ｂｕｌｌｅｔｉｎ，Ｖｏｌ．３３，Ｎｏ．８（１９９１−０１）ＰＰ．４２０−４２１
Ｐｒｏｃｅｅｄｉｎｇ ｏｆ １０ｔｈ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｃｏｎｆｅｒｅｎｃｅ ｉｎ Ｐａｔｔｅｒｎ Ｒｅｃｏｇｎｉｔｉｏｎ，Ｖｏｌ．１ ｐｐ．４５０−４５４

Also Published As

Publication number Publication date
EP0540869A3 (Sortimente) 1994-02-23
JPH07192098A (ja) 1995-07-28
EP0540869A2 (en) 1993-05-12
US5287415A (en) 1994-02-15

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