DE69924687D1 - Worterkennungssystem und Verfahren zur dynamischen Erzeugung von Wortmerkmalen - Google Patents

Worterkennungssystem und Verfahren zur dynamischen Erzeugung von Wortmerkmalen

Info

Publication number
DE69924687D1
DE69924687D1 DE69924687T DE69924687T DE69924687D1 DE 69924687 D1 DE69924687 D1 DE 69924687D1 DE 69924687 T DE69924687 T DE 69924687T DE 69924687 T DE69924687 T DE 69924687T DE 69924687 D1 DE69924687 D1 DE 69924687D1
Authority
DE
Germany
Prior art keywords
word
recognition system
dynamic generation
features
word recognition
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
DE69924687T
Other languages
English (en)
Inventor
Hiroaki Takebe
Yoshinobu Hotta
Satoshi Naoi
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
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69924687D1 publication Critical patent/DE69924687D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06V30/19—Recognition using electronic means
    • G06V30/19007—Matching; Proximity measures
    • G06V30/19013—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • G06V30/1902—Shifting or otherwise transforming the patterns to accommodate for positional errors
    • G06V30/1904—Shifting or otherwise transforming the patterns to accommodate for positional errors involving a deformation of the sample or reference pattern; Elastic matching
    • 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
    • G06V30/26—Techniques for post-processing, e.g. correcting the recognition result
    • G06V30/262—Techniques for post-processing, e.g. correcting the recognition result using context analysis, e.g. lexical, syntactic or semantic context
    • G06V30/268—Lexical context
    • 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)
  • Computational Linguistics (AREA)
  • Character Discrimination (AREA)
DE69924687T 1998-10-29 1999-05-27 Worterkennungssystem und Verfahren zur dynamischen Erzeugung von Wortmerkmalen Expired - Fee Related DE69924687D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30894398A JP3569138B2 (ja) 1998-10-29 1998-10-29 単語認識装置および方法

Publications (1)

Publication Number Publication Date
DE69924687D1 true DE69924687D1 (de) 2005-05-19

Family

ID=17987134

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924687T Expired - Fee Related DE69924687D1 (de) 1998-10-29 1999-05-27 Worterkennungssystem und Verfahren zur dynamischen Erzeugung von Wortmerkmalen

Country Status (4)

Country Link
US (1) US6859556B2 (de)
EP (1) EP0997839B1 (de)
JP (1) JP3569138B2 (de)
DE (1) DE69924687D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3599180B2 (ja) * 1998-12-15 2004-12-08 松下電器産業株式会社 検索方法、検索装置および記録媒体
US7031519B2 (en) * 2000-07-28 2006-04-18 Raf Technology, Inc. Orthogonal technology for character recognition
US7343041B2 (en) * 2001-02-22 2008-03-11 International Business Machines Corporation Handwritten word recognition using nearest neighbor techniques that allow adaptive learning
JP2005149455A (ja) * 2003-10-21 2005-06-09 Sharp Corp 画像照合装置、画像照合方法、画像照合プログラムおよび画像照合プログラムを記録したコンピュータ読取り可能な記録媒体
JP2009070226A (ja) * 2007-09-14 2009-04-02 Ricoh Co Ltd マッチング装置
CN110503636B (zh) * 2019-08-06 2024-01-26 腾讯医疗健康(深圳)有限公司 参数调整方法、病灶预测方法、参数调整装置及电子设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59177684A (ja) 1983-03-28 1984-10-08 Koji Miyake 光学的文字読取方式
DE3815869A1 (de) * 1987-05-08 1988-11-17 Ricoh Kk Verfahren zum extrahieren von merkmalsmengen eines zeichens
JPH0351982A (ja) 1989-07-19 1991-03-06 Nec Corp 文字列認識方式
US5151951A (en) * 1990-03-15 1992-09-29 Sharp Kabushiki Kaisha Character recognition device which divides a single character region into subregions to obtain a character code
US5699456A (en) * 1994-01-21 1997-12-16 Lucent Technologies Inc. Large vocabulary connected speech recognition system and method of language representation using evolutional grammar to represent context free grammars
US5675665A (en) * 1994-09-30 1997-10-07 Apple Computer, Inc. System and method for word recognition using size and placement models
JP2751865B2 (ja) 1995-04-17 1998-05-18 日本電気株式会社 文字列認識装置
US5999647A (en) * 1995-04-21 1999-12-07 Matsushita Electric Industrial Co., Ltd. Character extraction apparatus for extracting character data from a text image

Also Published As

Publication number Publication date
JP3569138B2 (ja) 2004-09-22
EP0997839B1 (de) 2005-04-13
JP2000137766A (ja) 2000-05-16
EP0997839A2 (de) 2000-05-03
EP0997839A3 (de) 2002-06-19
US20020126903A1 (en) 2002-09-12
US6859556B2 (en) 2005-02-22

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee