CA2091998A1 - Methodes de reconnaissance de caracteres a separation et a extraction de portions particulieres de donnees - Google Patents

Methodes de reconnaissance de caracteres a separation et a extraction de portions particulieres de donnees

Info

Publication number
CA2091998A1
CA2091998A1 CA002091998A CA2091998A CA2091998A1 CA 2091998 A1 CA2091998 A1 CA 2091998A1 CA 002091998 A CA002091998 A CA 002091998A CA 2091998 A CA2091998 A CA 2091998A CA 2091998 A1 CA2091998 A1 CA 2091998A1
Authority
CA
Canada
Prior art keywords
image
characters
amount
courtesy amount
extraneous
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.)
Abandoned
Application number
CA002091998A
Other languages
English (en)
Inventor
Norbert Klenner
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.)
Unisys Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2091998A1 publication Critical patent/CA2091998A1/fr
Abandoned 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
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G06V10/245—Aligning, centring, orientation detection or correction of the image by locating a pattern; Special marks for positioning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/14—Image acquisition
    • G06V30/1444—Selective acquisition, locating or processing of specific regions, e.g. highlighted text, fiducial marks or predetermined fields
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/274—Syntactic or semantic context, e.g. balancing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
CA002091998A 1990-09-28 1991-09-26 Methodes de reconnaissance de caracteres a separation et a extraction de portions particulieres de donnees Abandoned CA2091998A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE4030798 1990-09-28
DEP40307980 1990-09-28
US60041890A 1990-10-19 1990-10-19
US07/600,418 1990-10-19

Publications (1)

Publication Number Publication Date
CA2091998A1 true CA2091998A1 (fr) 1992-03-29

Family

ID=25897309

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002091998A Abandoned CA2091998A1 (fr) 1990-09-28 1991-09-26 Methodes de reconnaissance de caracteres a separation et a extraction de portions particulieres de donnees

Country Status (5)

Country Link
EP (1) EP0551392A1 (fr)
JP (1) JPH06501803A (fr)
AU (1) AU8853291A (fr)
CA (1) CA2091998A1 (fr)
WO (1) WO1992006447A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5444793A (en) * 1993-06-15 1995-08-22 Ncr Corporation Method for detecting machine printed monetary amounts in binary images
US5600732A (en) * 1994-12-08 1997-02-04 Banctec, Inc. Document image analysis method
FR2801997A1 (fr) 1999-12-02 2001-06-08 Itesoft Technologie adaptative d'analyse automatique de document
FR2825171B1 (fr) * 2001-05-25 2004-02-13 Itesoft Sa Procede et dispositif de lecture de documents
US7653871B2 (en) 2003-03-27 2010-01-26 General Electric Company Mathematical decomposition of table-structured electronic documents

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685141A (en) * 1983-12-19 1987-08-04 Ncr Canada Ltd - Ncr Canada Ltee Method and system for finding image data associated with the monetary amount on financial documents
WO1988002157A1 (fr) * 1986-09-19 1988-03-24 Arthur Wheeler Holt Procede et machine de reconnaissance de caracteres et de formes

Also Published As

Publication number Publication date
AU8853291A (en) 1992-04-28
JPH06501803A (ja) 1994-02-24
EP0551392A1 (fr) 1993-07-21
WO1992006447A2 (fr) 1992-04-16
WO1992006447A3 (fr) 1992-07-09

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Legal Events

Date Code Title Description
FZDE Discontinued