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DE69732156D1 - Verfahren und Gerät zur Zeichenerkennung - Google Patents

Verfahren und Gerät zur Zeichenerkennung

Info

Publication number
DE69732156D1
DE69732156D1 DE69732156T DE69732156T DE69732156D1 DE 69732156 D1 DE69732156 D1 DE 69732156D1 DE 69732156 T DE69732156 T DE 69732156T DE 69732156 T DE69732156 T DE 69732156T DE 69732156 D1 DE69732156 D1 DE 69732156D1
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 - Lifetime
Application number
DE69732156T
Other languages
English (en)
Inventor
Yoshinobu Hotta
Satoshi Naoi
Misako Suwa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 claimed from JP03021796A external-priority patent/JP3281530B2/ja
Priority claimed from JP21458196A external-priority patent/JP3280577B2/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69732156D1 publication Critical patent/DE69732156D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • 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
    • G06V30/12—Detection or correction of errors, e.g. by rescanning the pattern
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/23—Clustering techniques
    • G06F18/231—Hierarchical techniques, i.e. dividing or merging pattern sets so as to obtain a dendrogram
    • 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
    • G06V10/7625—Hierarchical techniques, i.e. dividing or merging patterns to obtain a tree-like representation; Dendograms
    • 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)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Artificial Intelligence (AREA)
  • Multimedia (AREA)
  • Evolutionary Computation (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Character Discrimination (AREA)
DE69732156T 1996-02-19 1997-02-19 Verfahren und Gerät zur Zeichenerkennung Expired - Lifetime DE69732156D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP03021796A JP3281530B2 (ja) 1996-02-19 1996-02-19 文字認識装置
JP21458196A JP3280577B2 (ja) 1996-08-14 1996-08-14 文字認識装置

Publications (1)

Publication Number Publication Date
DE69732156D1 true DE69732156D1 (de) 2005-02-10

Family

ID=26368526

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69732156T Expired - Lifetime DE69732156D1 (de) 1996-02-19 1997-02-19 Verfahren und Gerät zur Zeichenerkennung

Country Status (4)

Country Link
US (1) US6345119B1 (de)
EP (1) EP0790574B1 (de)
KR (1) KR100249055B1 (de)
DE (1) DE69732156D1 (de)

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DE19755133A1 (de) * 1997-12-11 1999-06-24 Siemens Ag Verfahren zur Überwachung von Bearbeitungsanlagen
US6697497B1 (en) * 1998-12-22 2004-02-24 Novell, Inc. Boundary identification and characterization through density differencing
US6631211B1 (en) * 1999-07-08 2003-10-07 Perkinelmer Las, Inc. Interactive system for analyzing scatter plots
DE19942223C2 (de) * 1999-09-03 2003-03-13 Daimler Chrysler Ag Klassifikationsverfahren mit Rückweisungsklasse
JP3467437B2 (ja) * 1999-09-16 2003-11-17 富士通株式会社 文字認識装置及びその方法とプログラム記録媒体
JP4674778B2 (ja) * 2000-08-31 2011-04-20 ヒューレット・パッカード・カンパニー 文字認識システム
US7254269B2 (en) 2000-08-31 2007-08-07 Hewlett-Packard Development Company, L.P. Character recognition system
CA2375355A1 (en) * 2002-03-11 2003-09-11 Neo Systems Inc. Character recognition system and method
US7120297B2 (en) * 2002-04-25 2006-10-10 Microsoft Corporation Segmented layered image system
US7164797B2 (en) * 2002-04-25 2007-01-16 Microsoft Corporation Clustering
US7024039B2 (en) 2002-04-25 2006-04-04 Microsoft Corporation Block retouching
US7392472B2 (en) 2002-04-25 2008-06-24 Microsoft Corporation Layout analysis
US7263227B2 (en) * 2002-04-25 2007-08-28 Microsoft Corporation Activity detector
US7043079B2 (en) 2002-04-25 2006-05-09 Microsoft Corporation “Don't care” pixel interpolation
US7110596B2 (en) * 2002-04-25 2006-09-19 Microsoft Corporation System and method facilitating document image compression utilizing a mask
US7284200B2 (en) * 2002-11-10 2007-10-16 Microsoft Corporation Organization of handwritten notes using handwritten titles
CN1303563C (zh) * 2003-09-29 2007-03-07 摩托罗拉公司 用于压缩手写字符模板的方法和系统
JP4532915B2 (ja) * 2004-01-29 2010-08-25 キヤノン株式会社 パターン認識用学習方法、パターン認識用学習装置、画像入力装置、コンピュータプログラム、及びコンピュータ読み取り可能な記録媒体
JP3861157B2 (ja) * 2004-02-27 2006-12-20 国立大学法人広島大学 参照データ最適化装置とパターン認識システム
US7643686B2 (en) * 2004-11-17 2010-01-05 Eastman Kodak Company Multi-tiered image clustering by event
WO2008031063A1 (en) 2006-09-08 2008-03-13 Google Inc. Shape clustering in post optical character recognition processing
US8175394B2 (en) * 2006-09-08 2012-05-08 Google Inc. Shape clustering in post optical character recognition processing
TWI336055B (en) * 2007-01-05 2011-01-11 Compal Electronics Inc Symbol recognition method
US7949711B2 (en) * 2007-01-24 2011-05-24 Chang Ypaul L Method, system, and program for integrating disjoined but related network components into collaborative communities
JP5365065B2 (ja) * 2008-05-13 2013-12-11 富士通株式会社 辞書作成装置
JP5588165B2 (ja) * 2009-12-24 2014-09-10 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
US8566270B2 (en) * 2010-09-24 2013-10-22 Nuance Communications, Inc. Sparse representations for text classification
US9020271B2 (en) * 2012-07-31 2015-04-28 Hewlett-Packard Development Company, L.P. Adaptive hierarchical clustering algorithm
US9405997B1 (en) * 2014-06-17 2016-08-02 Amazon Technologies, Inc. Optical character recognition
US9330311B1 (en) 2014-06-17 2016-05-03 Amazon Technologies, Inc. Optical character recognition
US20170132457A1 (en) * 2014-06-27 2017-05-11 Beijing Qihoo Technology Company Limited Human face similarity recognition method and system
CN111881902B (zh) * 2020-07-28 2023-06-27 平安科技（深圳）有限公司 训练样本制作方法、装置、计算机设备及可读存储介质
CN114118296B (zh) * 2021-12-08 2024-06-18 昆明理工大学 一种基于聚类集成的岩体结构面优势产状分组方法
CN116720812B (zh) * 2023-08-11 2023-10-20 合肥恒艺德机械有限公司 一种基于数据编码的大数据智慧仓储管理系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937747A (en) * 1988-02-16 1990-06-26 Amoco Corporation Iterative disjoint cluster and discriminant function processing of formation log responses and other data
JPH02268388A (ja) * 1989-04-10 1990-11-02 Hitachi Ltd 文字認識方法
JPH0481988A (ja) * 1990-07-24 1992-03-16 Sharp Corp クラスタリング方式
US5343537A (en) * 1991-10-31 1994-08-30 International Business Machines Corporation Statistical mixture approach to automatic handwriting recognition
JPH0744514A (ja) * 1993-07-27 1995-02-14 Matsushita Electric Ind Co Ltd ニューラルネットの学習用データ縮約化方法
US5537491A (en) * 1993-11-24 1996-07-16 Xerox Corporation Analyzing an image or other data to obtain a stable number of groups
US5602938A (en) * 1994-05-20 1997-02-11 Nippon Telegraph And Telephone Corporation Method of generating dictionary for pattern recognition and pattern recognition method using the same
US5764799A (en) * 1995-06-26 1998-06-09 Research Foundation Of State Of State Of New York OCR method and apparatus using image equivalents
US5970171A (en) * 1995-08-14 1999-10-19 Hughes Aircraft Company Apparatus and method of fusing the outputs of multiple intelligent character recognition (ICR) systems to reduce error rate
US5796924A (en) * 1996-03-19 1998-08-18 Motorola, Inc. Method and system for selecting pattern recognition training vectors

Also Published As

Publication number Publication date
EP0790574B1 (de) 2005-01-05
KR100249055B1 (ko) 2000-03-15
US6345119B1 (en) 2002-02-05
KR19980018029A (ko) 1998-06-05
EP0790574A3 (de) 1998-03-04
EP0790574A2 (de) 1997-08-20

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Legal Events

Date Code Title Description
8332 No legal effect for de