JPH04361391A - 光学的文字認識システムおよび方法 - Google Patents

光学的文字認識システムおよび方法

Info

Publication number
JPH04361391A
JPH04361391A JP3356742A JP35674291A JPH04361391A JP H04361391 A JPH04361391 A JP H04361391A JP 3356742 A JP3356742 A JP 3356742A JP 35674291 A JP35674291 A JP 35674291A JP H04361391 A JPH04361391 A JP H04361391A
Authority
JP
Japan
Prior art keywords
character
document
template
characters
pattern
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.)
Pending
Application number
JP3356742A
Other languages
English (en)
Japanese (ja)
Inventor
Raymond L Higgins
レイモンド　エル．ヒギンズ
Dennis W Golem
デニス　ダブリュー．ゴーレム
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.)
NCR Voyix Corp
Original Assignee
NCR Corp
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 NCR Corp filed Critical NCR Corp
Publication of JPH04361391A publication Critical patent/JPH04361391A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V10/751—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Medical Informatics (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Software Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
JP3356742A 1990-12-28 1991-12-26 光学的文字認識システムおよび方法 Pending JPH04361391A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/635,899 US5091968A (en) 1990-12-28 1990-12-28 Optical character recognition system and method
US635899 1990-12-28

Publications (1)

Publication Number Publication Date
JPH04361391A true JPH04361391A (ja) 1992-12-14

Family

ID=24549574

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3356742A Pending JPH04361391A (ja) 1990-12-28 1991-12-26 光学的文字認識システムおよび方法

Country Status (5)

Country Link
US (1) US5091968A (enExample)
EP (1) EP0492979B1 (enExample)
JP (1) JPH04361391A (enExample)
CA (1) CA2049758C (enExample)
DE (1) DE69131006T2 (enExample)

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Also Published As

Publication number Publication date
US5091968A (en) 1992-02-25
EP0492979B1 (en) 1999-03-17
EP0492979A2 (en) 1992-07-01
DE69131006D1 (de) 1999-04-22
EP0492979A3 (enExample) 1994-02-23
CA2049758C (en) 1998-05-19
DE69131006T2 (de) 1999-10-07
CA2049758A1 (en) 1992-06-29

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