CN1303563C - 用于压缩手写字符模板的方法和系统 - Google Patents

用于压缩手写字符模板的方法和系统 Download PDF

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Publication number
CN1303563C
CN1303563C CNB031255736A CN03125573A CN1303563C CN 1303563 C CN1303563 C CN 1303563C CN B031255736 A CNB031255736 A CN B031255736A CN 03125573 A CN03125573 A CN 03125573A CN 1303563 C CN1303563 C CN 1303563C
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CN
China
Prior art keywords
character
template
vector
compressing
code book
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
CNB031255736A
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English (en)
Chinese (zh)
Other versions
CN1604124A (zh
Inventor
镇立新
郭丰俊
黄建成
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.)
Motorola Mobility LLC
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Motorola 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 Motorola Inc filed Critical Motorola Inc
Priority to CNB031255736A priority Critical patent/CN1303563C/zh
Priority to RU2006114780/09A priority patent/RU2006114780A/ru
Priority to KR1020067006168A priority patent/KR20060056408A/ko
Priority to PCT/US2004/030554 priority patent/WO2005034026A2/en
Priority to EP04784422A priority patent/EP1668568A4/de
Publication of CN1604124A publication Critical patent/CN1604124A/zh
Application granted granted Critical
Publication of CN1303563C publication Critical patent/CN1303563C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • 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
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/226—Character recognition characterised by the type of writing of cursive writing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/23—Clustering techniques
    • G06F18/232—Non-hierarchical techniques
    • G06F18/2321—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions
    • G06F18/23213—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions with fixed number of clusters, e.g. K-means clustering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/762—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using clustering, e.g. of similar faces in social networks
    • G06V10/763—Non-hierarchical techniques, e.g. based on statistics of modelling distributions
    • 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
    • G06V30/19—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

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Software Systems (AREA)
  • Multimedia (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • General Engineering & Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Computing Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Human Computer Interaction (AREA)
  • Character Discrimination (AREA)
CNB031255736A 2003-09-29 2003-09-29 用于压缩手写字符模板的方法和系统 Expired - Fee Related CN1303563C (zh)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CNB031255736A CN1303563C (zh) 2003-09-29 2003-09-29 用于压缩手写字符模板的方法和系统
RU2006114780/09A RU2006114780A (ru) 2003-09-29 2004-09-17 Способ и система сжатия шаблонов рукописных символов
KR1020067006168A KR20060056408A (ko) 2003-09-29 2004-09-17 수기 문자 템플릿들을 압축하는 방법 및 시스템
PCT/US2004/030554 WO2005034026A2 (en) 2003-09-29 2004-09-17 Method and system for compressing handwritten character templates
EP04784422A EP1668568A4 (de) 2003-09-29 2004-09-17 Verfahren und system zum komprimieren von vorlagen handschriftlicher zeichen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB031255736A CN1303563C (zh) 2003-09-29 2003-09-29 用于压缩手写字符模板的方法和系统

Publications (2)

Publication Number Publication Date
CN1604124A CN1604124A (zh) 2005-04-06
CN1303563C true CN1303563C (zh) 2007-03-07

Family

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Family Applications (1)

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CNB031255736A Expired - Fee Related CN1303563C (zh) 2003-09-29 2003-09-29 用于压缩手写字符模板的方法和系统

Country Status (5)

Country Link
EP (1) EP1668568A4 (de)
KR (1) KR20060056408A (de)
CN (1) CN1303563C (de)
RU (1) RU2006114780A (de)
WO (1) WO2005034026A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100719942B1 (ko) * 2002-03-27 2007-05-18 노키아 코포레이션 패턴 인식
US8077994B2 (en) 2008-06-06 2011-12-13 Microsoft Corporation Compression of MQDF classifier using flexible sub-vector grouping

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5187751A (en) * 1990-07-24 1993-02-16 Sharp Kabushiki Kaisha Clustering system for optical character reader
US6335986B1 (en) * 1996-01-09 2002-01-01 Fujitsu Limited Pattern recognizing apparatus and method
US6345119B1 (en) * 1996-02-19 2002-02-05 Fujitsu Limited Handwritten character recognition apparatus and method using a clustering algorithm
CN1335703A (zh) * 2000-07-21 2002-02-13 深圳市中兴通讯股份有限公司 手机的手写字符输入方法及具有这种功能的手机
CN1362657A (zh) * 2001-01-02 2002-08-07 无敌科技(西安)有限公司 掌上型数据处理装置的手写输入方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5812697A (en) * 1994-06-10 1998-09-22 Nippon Steel Corporation Method and apparatus for recognizing hand-written characters using a weighting dictionary

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5187751A (en) * 1990-07-24 1993-02-16 Sharp Kabushiki Kaisha Clustering system for optical character reader
US6335986B1 (en) * 1996-01-09 2002-01-01 Fujitsu Limited Pattern recognizing apparatus and method
US6345119B1 (en) * 1996-02-19 2002-02-05 Fujitsu Limited Handwritten character recognition apparatus and method using a clustering algorithm
CN1335703A (zh) * 2000-07-21 2002-02-13 深圳市中兴通讯股份有限公司 手机的手写字符输入方法及具有这种功能的手机
CN1362657A (zh) * 2001-01-02 2002-08-07 无敌科技(西安)有限公司 掌上型数据处理装置的手写输入方法

Also Published As

Publication number Publication date
WO2005034026A3 (en) 2005-06-02
CN1604124A (zh) 2005-04-06
WO2005034026A2 (en) 2005-04-14
RU2006114780A (ru) 2007-11-10
EP1668568A2 (de) 2006-06-14
KR20060056408A (ko) 2006-05-24
EP1668568A4 (de) 2012-02-08

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Owner name: MOTOROLA MOBILE CO., LTD.

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Effective date: 20110110

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