DE69423921T2 - Verbesserung von Standardmustern zur Erkennung - Google Patents

Verbesserung von Standardmustern zur Erkennung

Info

Publication number
DE69423921T2
DE69423921T2 DE69423921T DE69423921T DE69423921T2 DE 69423921 T2 DE69423921 T2 DE 69423921T2 DE 69423921 T DE69423921 T DE 69423921T DE 69423921 T DE69423921 T DE 69423921T DE 69423921 T2 DE69423921 T2 DE 69423921T2
Authority
DE
Germany
Prior art keywords
recognition
improvement
standard patterns
patterns
standard
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
DE69423921T
Other languages
English (en)
Other versions
DE69423921D1 (de
Inventor
Hadar Avi-Itzhak
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69423921D1 publication Critical patent/DE69423921D1/de
Publication of DE69423921T2 publication Critical patent/DE69423921T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Artificial Intelligence (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Image Analysis (AREA)
  • Character Discrimination (AREA)
DE69423921T 1993-01-22 1994-01-21 Verbesserung von Standardmustern zur Erkennung Expired - Fee Related DE69423921T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US855693A 1993-01-22 1993-01-22

Publications (2)

Publication Number Publication Date
DE69423921D1 DE69423921D1 (de) 2000-05-18
DE69423921T2 true DE69423921T2 (de) 2000-08-17

Family

ID=21732277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423921T Expired - Fee Related DE69423921T2 (de) 1993-01-22 1994-01-21 Verbesserung von Standardmustern zur Erkennung

Country Status (4)

Country Link
US (1) US5530775A (de)
EP (1) EP0608148B1 (de)
JP (1) JPH06259607A (de)
DE (1) DE69423921T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6741743B2 (en) * 1998-07-31 2004-05-25 Prc. Inc. Imaged document optical correlation and conversion system
US6473524B1 (en) 1999-04-14 2002-10-29 Videk, Inc. Optical object recognition method and system
CN102402693B (zh) * 2010-09-09 2014-07-30 富士通株式会社 处理包含字符的图像的方法和设备
US10185701B2 (en) * 2016-10-17 2019-01-22 Microsoft Technology Licensing, Llc Unsupported character code detection mechanism

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3191150A (en) * 1962-10-30 1965-06-22 Ibm Specimen identification system with adaptive and non-adaptive storage comparators
US3267431A (en) * 1963-04-29 1966-08-16 Ibm Adaptive computing system capable of being trained to recognize patterns
US3548202A (en) * 1968-11-29 1970-12-15 Ibm Adaptive logic system for unsupervised learning
US5204914A (en) * 1991-08-30 1993-04-20 Eastman Kodak Company Character recognition method using optimally weighted correlation
US5379349A (en) * 1992-09-01 1995-01-03 Canon Research Center America, Inc. Method of OCR template enhancement by pixel weighting

Also Published As

Publication number Publication date
EP0608148A3 (de) 1995-02-22
JPH06259607A (ja) 1994-09-16
EP0608148B1 (de) 2000-04-12
US5530775A (en) 1996-06-25
EP0608148A2 (de) 1994-07-27
DE69423921D1 (de) 2000-05-18

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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