DE69724405D1 - Verfahren und apparat zur online handschrifterkennung basierend auf merkmalvektoren unter verwendung von agglomerierten beobachtungen aus zeitlich aufeinanderfolgenden sequenzen - Google Patents

Verfahren und apparat zur online handschrifterkennung basierend auf merkmalvektoren unter verwendung von agglomerierten beobachtungen aus zeitlich aufeinanderfolgenden sequenzen

Info

Publication number
DE69724405D1
DE69724405D1 DE69724405A DE69724405A DE69724405D1 DE 69724405 D1 DE69724405 D1 DE 69724405D1 DE 69724405 A DE69724405 A DE 69724405A DE 69724405 A DE69724405 A DE 69724405A DE 69724405 D1 DE69724405 D1 DE 69724405D1
Authority
DE
Germany
Prior art keywords
agglomered
sequent
observations
sequences
apparatus
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
DE69724405A
Other languages
English (en)
Other versions
DE69724405T2 (de
Inventor
Gijsbertus Dolfing
Reinhold Haeb-Umbach
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.)
Philips Intellectual Property and Standards GmbH
Koninklijke Philips NV
Original Assignee
Philips Intellectual Property and Standards GmbH
Koninklijke Philips 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
Priority to EP96202779 priority Critical
Application filed by Philips Intellectual Property and Standards GmbH, Koninklijke Philips NV filed Critical Philips Intellectual Property and Standards GmbH
Priority to PCT/IB1997/001198 priority patent/WO1998015914A1/en
Application granted granted Critical
Publication of DE69724405D1 publication Critical patent/DE69724405D1/de
Anticipated expiration legal-status Critical
Application status is Expired - Fee Related legal-status Critical

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/00852Recognising whole cursive words
    • G06K9/00865Recognising whole cursive words using stroke segmentation
    • G06K9/00879Recognising whole cursive words using stroke segmentation with probabilistic networks, e.g. hidden Markov models
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/00402Recognising digital ink, i.e. recognising temporal sequences of handwritten position coordinates
    • G06K9/00409Preprocessing; Feature extraction
    • G06K9/00416Sampling; contour coding; stroke extraction
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/30Individual registration on entry or exit not involving the use of a pass
    • G07C9/32Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/35Individual registration on entry or exit not involving the use of a pass in combination with an identity check by means of a handwritten signature
DE69724405A 1996-10-04 1997-10-02 Verfahren und apparat zur online handschrifterkennung basierend auf merkmalvektoren unter verwendung von agglomerierten beobachtungen aus zeitlich aufeinanderfolgenden sequenzen Expired - Fee Related DE69724405D1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP96202779 1996-10-04
PCT/IB1997/001198 WO1998015914A1 (en) 1996-10-04 1997-10-02 Method and apparatus for on-line handwriting recognition based on feature vectors that use aggregated observations derived from time-sequential frames

Publications (1)

Publication Number Publication Date
DE69724405D1 true DE69724405D1 (de) 2003-10-02

Family

ID=8224463

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69724405A Expired - Fee Related DE69724405D1 (de) 1996-10-04 1997-10-02 Verfahren und apparat zur online handschrifterkennung basierend auf merkmalvektoren unter verwendung von agglomerierten beobachtungen aus zeitlich aufeinanderfolgenden sequenzen
DE69724405T Expired - Lifetime DE69724405T2 (de) 1996-10-04 1997-10-02 Verfahren und apparat zur online handschrifterkennung basierend auf merkmalvektoren unter verwendung von agglomerierten beobachtungen aus zeitlich aufeinanderfolgenden sequenzen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69724405T Expired - Lifetime DE69724405T2 (de) 1996-10-04 1997-10-02 Verfahren und apparat zur online handschrifterkennung basierend auf merkmalvektoren unter verwendung von agglomerierten beobachtungen aus zeitlich aufeinanderfolgenden sequenzen

Country Status (5)

Country Link
US (1) US6084985A (de)
EP (1) EP0865638B1 (de)
JP (1) JP2000502479A (de)
DE (2) DE69724405D1 (de)
WO (1) WO1998015914A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6393395B1 (en) * 1999-01-07 2002-05-21 Microsoft Corporation Handwriting and speech recognizer using neural network with separate start and continuation output scores
IL144174D0 (en) * 1999-01-13 2002-05-23 Computer Ass Think Inc Signature recognition system and method
JP3974359B2 (ja) * 2000-10-31 2007-09-12 株式会社東芝 オンライン文字認識装置及び方法並びにコンピュータ読み取り可能な記憶媒体及びオンライン文字認識プログラム
US7298903B2 (en) * 2001-06-28 2007-11-20 Microsoft Corporation Method and system for separating text and drawings in digital ink
AUPR824301A0 (en) * 2001-10-15 2001-11-08 Silverbrook Research Pty. Ltd. Methods and systems (npw001)
DE60311904D1 (de) * 2002-03-15 2007-04-05 Computer Sciences Corp Verfahren und Vorrichtungen zur Analyse von Schrift in Dokumenten
EP1376484A1 (de) * 2002-06-25 2004-01-02 Mars Incorporated Verfahren und Vorrichtung zur Signalverarbeitung in der Geldprüfung
US7961909B2 (en) 2006-03-08 2011-06-14 Electronic Scripting Products, Inc. Computer interface employing a manipulated object with absolute pose detection component and a display
US7826641B2 (en) 2004-01-30 2010-11-02 Electronic Scripting Products, Inc. Apparatus and method for determining an absolute pose of a manipulated object in a real three-dimensional environment with invariant features
US8542219B2 (en) * 2004-01-30 2013-09-24 Electronic Scripting Products, Inc. Processing pose data derived from the pose of an elongate object
US9229540B2 (en) 2004-01-30 2016-01-05 Electronic Scripting Products, Inc. Deriving input from six degrees of freedom interfaces
US20050276454A1 (en) * 2004-06-14 2005-12-15 Rodney Beatson System and methods for transforming biometric image data to a consistent angle of inclination
US8050500B1 (en) 2006-07-06 2011-11-01 Senapps, LLC Recognition method and system
US7724957B2 (en) * 2006-07-31 2010-05-25 Microsoft Corporation Two tiered text recognition
JP4958497B2 (ja) * 2006-08-07 2012-06-20 キヤノン株式会社 位置姿勢測定装置及び位置姿勢測定方法、複合現実感提示システム、コンピュータプログラム及び記憶媒体
US7974472B2 (en) * 2007-06-29 2011-07-05 Microsoft Corporation Feature design for HMM based Eastern Asian character recognition
US7983478B2 (en) 2007-08-10 2011-07-19 Microsoft Corporation Hidden markov model based handwriting/calligraphy generation
US9411800B2 (en) * 2008-06-27 2016-08-09 Microsoft Technology Licensing, Llc Adaptive generation of out-of-dictionary personalized long words
US20100239168A1 (en) * 2009-03-20 2010-09-23 Microsoft Corporation Semi-tied covariance modelling for handwriting recognition
US20110280484A1 (en) * 2010-05-12 2011-11-17 Microsoft Corporation Feature design for hmm-based handwriting recognition
US9305245B2 (en) * 2013-05-07 2016-04-05 Xerox Corporation Methods and systems for evaluating handwritten documents
JP6451316B2 (ja) 2014-12-26 2019-01-16 富士通株式会社 文字認識プログラム、文字認識方法及び文字認識装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5502774A (en) * 1992-06-09 1996-03-26 International Business Machines Corporation Automatic recognition of a consistent message using multiple complimentary sources of information

Also Published As

Publication number Publication date
EP0865638A1 (de) 1998-09-23
DE69724405T2 (de) 2004-05-06
WO1998015914A1 (en) 1998-04-16
EP0865638B1 (de) 2003-08-27
JP2000502479A (ja) 2000-02-29
US6084985A (en) 2000-07-04

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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