ATE391963T1 - Korrektur von verzerrungen bei der formularverarbeitung - Google Patents

Korrektur von verzerrungen bei der formularverarbeitung

Info

Publication number
ATE391963T1
ATE391963T1 AT01908086T AT01908086T ATE391963T1 AT E391963 T1 ATE391963 T1 AT E391963T1 AT 01908086 T AT01908086 T AT 01908086T AT 01908086 T AT01908086 T AT 01908086T AT E391963 T1 ATE391963 T1 AT E391963T1
Authority
AT
Austria
Prior art keywords
input image
region
form processing
image
content
Prior art date
Application number
AT01908086T
Other languages
English (en)
Inventor
Aviad Zlotnick
Ronen Shevach
Sergey Krutyolkin
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of ATE391963T1 publication Critical patent/ATE391963T1/de

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
    • G06V10/10—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction
    • 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
    • G06V30/146—Aligning or centring of the image pick-up or image-field
    • G06V30/1475—Inclination or skew detection or correction of characters or of image to be recognised
    • G06V30/1478—Inclination or skew detection or correction of characters or of image to be recognised of characters or characters lines
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30176—Document
    • 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)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Input (AREA)
  • Image Processing (AREA)
  • Prostheses (AREA)
  • Electroluminescent Light Sources (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
AT01908086T 2000-03-08 2001-02-25 Korrektur von verzerrungen bei der formularverarbeitung ATE391963T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/521,399 US6658166B1 (en) 2000-03-08 2000-03-08 Correction of distortions in form processing

Publications (1)

Publication Number Publication Date
ATE391963T1 true ATE391963T1 (de) 2008-04-15

Family

ID=24076587

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01908086T ATE391963T1 (de) 2000-03-08 2001-02-25 Korrektur von verzerrungen bei der formularverarbeitung

Country Status (12)

Country Link
US (1) US6658166B1 (de)
EP (1) EP1277166B1 (de)
JP (1) JP3989733B2 (de)
KR (1) KR100476357B1 (de)
AT (1) ATE391963T1 (de)
AU (1) AU2001235943A1 (de)
BR (1) BR0109100A (de)
CA (1) CA2397872C (de)
DE (1) DE60133539T2 (de)
IL (1) IL151544A0 (de)
MX (1) MXPA02008494A (de)
WO (1) WO2001067380A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7012624B2 (en) * 2003-12-29 2006-03-14 Arcsoft, Inc. Texture synthesis for repairing damaged images
US7602995B2 (en) * 2004-02-10 2009-10-13 Ricoh Company, Ltd. Correcting image distortion caused by scanning
US7668404B2 (en) * 2004-06-30 2010-02-23 Lexmark International, Inc. Method and system of deskewing an image using monochrome conversion to separate foreground from background
US20060045344A1 (en) * 2004-09-02 2006-03-02 Adi, Llc Handprint recognition test deck
US7711204B2 (en) * 2005-05-02 2010-05-04 Samsung Electronics Co., Ltd. 1-D image restoration using a sliding window method
US20080235263A1 (en) * 2007-03-02 2008-09-25 Adi, Llc Automating Creation of Digital Test Materials
US8055104B2 (en) 2007-03-02 2011-11-08 Adi, Llc Process performance evaluation for Enterprise data systems
US8195003B2 (en) * 2008-06-30 2012-06-05 International Business Machines Corporation Method of correcting digital image distortion caused by a sheet-fed scanner
US9384391B2 (en) 2014-10-03 2016-07-05 Xerox Corporation Methods and systems for processing documents
US11227153B2 (en) 2019-12-11 2022-01-18 Optum Technology, Inc. Automated systems and methods for identifying fields and regions of interest within a document image
US11210507B2 (en) 2019-12-11 2021-12-28 Optum Technology, Inc. Automated systems and methods for identifying fields and regions of interest within a document image

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5067162A (en) 1986-06-30 1991-11-19 Identix Incorporated Method and apparatus for verifying identity using image correlation
US4832477A (en) 1986-09-30 1989-05-23 Aisin Seiki Kabushiki Kaisha Door mirror assembly for automotive vehicles
IL91220A (en) 1989-08-04 1995-03-30 Ibm Israel Compression of information
US5191525A (en) 1990-01-16 1993-03-02 Digital Image Systems, Corporation System and method for extraction of data from documents for subsequent processing
EP0594901A1 (de) * 1992-10-27 1994-05-04 International Business Machines Corporation Bildkompressionsverfahren
WO1995014348A1 (en) * 1993-11-16 1995-05-26 International Business Machines Corporation Method and apparatus for alignment of images for template elimination
US5715325A (en) 1995-08-30 1998-02-03 Siemens Corporate Research, Inc. Apparatus and method for detecting a face in a video image

Also Published As

Publication number Publication date
AU2001235943A1 (en) 2001-09-17
DE60133539T2 (de) 2009-06-18
KR20020081405A (ko) 2002-10-26
CA2397872C (en) 2007-02-06
EP1277166B1 (de) 2008-04-09
EP1277166A4 (de) 2007-03-07
WO2001067380A1 (en) 2001-09-13
CA2397872A1 (en) 2001-09-13
EP1277166A1 (de) 2003-01-22
JP2004500659A (ja) 2004-01-08
DE60133539D1 (de) 2008-05-21
BR0109100A (pt) 2002-12-17
US6658166B1 (en) 2003-12-02
KR100476357B1 (ko) 2005-03-16
JP3989733B2 (ja) 2007-10-10
MXPA02008494A (es) 2002-12-13
IL151544A0 (en) 2003-04-10

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties