NO20052656D0 - Geometrisk bildetransformasjon basert pa tekstlinjesoking - Google Patents

Geometrisk bildetransformasjon basert pa tekstlinjesoking

Info

Publication number
NO20052656D0
NO20052656D0 NO20052656A NO20052656A NO20052656D0 NO 20052656 D0 NO20052656 D0 NO 20052656D0 NO 20052656 A NO20052656 A NO 20052656A NO 20052656 A NO20052656 A NO 20052656A NO 20052656 D0 NO20052656 D0 NO 20052656D0
Authority
NO
Norway
Prior art keywords
text line
image transformation
transformation based
geometric image
line searching
Prior art date
Application number
NO20052656A
Other languages
English (en)
Inventor
Mats Stefan Carlin
Knut Tharald Fosseide
Hans Christian Meyer
Original Assignee
Lumex As
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 Lumex As filed Critical Lumex As
Priority to NO20052656A priority Critical patent/NO20052656D0/no
Publication of NO20052656D0 publication Critical patent/NO20052656D0/no
Priority to AU2006253155A priority patent/AU2006253155B2/en
Priority to RU2007149518/08A priority patent/RU2412482C2/ru
Priority to US11/915,948 priority patent/US9036912B2/en
Priority to EP06747648A priority patent/EP1949303B1/en
Priority to PCT/NO2006/000189 priority patent/WO2006130012A1/en
Priority to CA002610214A priority patent/CA2610214A1/en
Priority to IL187777A priority patent/IL187777A0/en
Priority to NO20080016A priority patent/NO20080016L/no
Priority to US14/706,751 priority patent/US9600870B2/en

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10Character recognition
    • G06V30/14Image acquisition
    • G06V30/146Aligning or centring of the image pick-up or image-field
    • G06V30/1475Inclination or skew detection or correction of characters or of image to be recognised
    • G06V30/1478Inclination or skew detection or correction of characters or of image to be recognised of characters or characters lines
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00Geometric image transformations in the plane of the image
    • G06T3/06Topological mapping of higher dimensional structures onto lower dimensional surfaces
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00Image enhancement or restoration
    • G06T5/80Geometric correction
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10Character recognition
    • G06V30/16Image preprocessing
    • G06V30/166Normalisation of pattern dimensions
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10Character recognition
    • G06V30/22Character recognition characterised by the type of writing
    • G06V30/224Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
  • Geometry (AREA)
  • Image Analysis (AREA)
NO20052656A 2005-06-02 2005-06-02 Geometrisk bildetransformasjon basert pa tekstlinjesoking NO20052656D0 (no)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NO20052656A NO20052656D0 (no) 2005-06-02 2005-06-02 Geometrisk bildetransformasjon basert pa tekstlinjesoking
AU2006253155A AU2006253155B2 (en) 2005-06-02 2006-05-19 Method, system, digital camera and ASIC for geometric image transformation based on text line searching
RU2007149518/08A RU2412482C2 (ru) 2005-06-02 2006-05-19 Способ, система, цифровая фотокамера и сис, обеспечивающие геометрическое преобразование изображения на основании поиска текстовых строк
US11/915,948 US9036912B2 (en) 2005-06-02 2006-05-19 Method, system, digital camera and asic for geometric image transformation based on text line searching
EP06747648A EP1949303B1 (en) 2005-06-02 2006-05-19 Method, system, digital camera and asic for geometric image transformation based on text line searching
PCT/NO2006/000189 WO2006130012A1 (en) 2005-06-02 2006-05-19 Method, system, digital camera and asic for geometric image transformation based on text line searching
CA002610214A CA2610214A1 (en) 2005-06-02 2006-05-19 Method, system, digital camera and asic for geometric image transformation based on text line searching
IL187777A IL187777A0 (en) 2005-06-02 2007-11-29 Method, system, digital camera and asic for geometric image transformation based on text line searc searching
NO20080016A NO20080016L (no) 2005-06-02 2008-01-02 Geometrisk bildetransformasjon basert pa tekstlinjesoking
US14/706,751 US9600870B2 (en) 2005-06-02 2015-05-07 Method, system, digital camera and asic for geometric image transformation based on text line searching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20052656A NO20052656D0 (no) 2005-06-02 2005-06-02 Geometrisk bildetransformasjon basert pa tekstlinjesoking

Publications (1)

Publication Number Publication Date
NO20052656D0 true NO20052656D0 (no) 2005-06-02

Family

ID=35295256

Family Applications (2)

Application Number Title Priority Date Filing Date
NO20052656A NO20052656D0 (no) 2005-06-02 2005-06-02 Geometrisk bildetransformasjon basert pa tekstlinjesoking
NO20080016A NO20080016L (no) 2005-06-02 2008-01-02 Geometrisk bildetransformasjon basert pa tekstlinjesoking

Family Applications After (1)

Application Number Title Priority Date Filing Date
NO20080016A NO20080016L (no) 2005-06-02 2008-01-02 Geometrisk bildetransformasjon basert pa tekstlinjesoking

Country Status (8)

Country Link
US (2) US9036912B2 (no)
EP (1) EP1949303B1 (no)
AU (1) AU2006253155B2 (no)
CA (1) CA2610214A1 (no)
IL (1) IL187777A0 (no)
NO (2) NO20052656D0 (no)
RU (1) RU2412482C2 (no)
WO (1) WO2006130012A1 (no)

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FI117488B (fi) * 2001-05-16 2006-10-31 Myorigo Sarl Informaation selaus näytöllä
US20090297062A1 (en) * 2005-03-04 2009-12-03 Molne Anders L Mobile device with wide-angle optics and a radiation sensor
US20090305727A1 (en) * 2005-03-04 2009-12-10 Heikki Pylkko Mobile device with wide range-angle optics and a radiation sensor
US8213687B2 (en) * 2006-04-28 2012-07-03 Hewlett-Packard Development Company, L.P. Image processing methods, image processing systems, and articles of manufacture
WO2008094458A1 (en) 2007-01-26 2008-08-07 F-Origin, Inc. Viewing images with tilt control on a hand-held device
DE102007021185B4 (de) 2007-05-05 2012-09-20 Ziehm Imaging Gmbh Röntgendiagnostikeinrichtung mit einer Vielzahl kodierter Marken und ein Verfahren zur Bestimmung der Lage von Einrichtungsteilen der Röntgendiagnostikeinrichtung
US8285077B2 (en) * 2008-07-15 2012-10-09 Nuance Communications, Inc. Automatic correction of digital image distortion
US20110299775A1 (en) * 2010-06-08 2011-12-08 International Business Machines Corporation Correcting page curl in scanned books
US8774558B2 (en) * 2010-11-29 2014-07-08 Microsoft Corporation Rectification of characters and text as transform invariant low-rank textures
US8818132B2 (en) 2010-11-29 2014-08-26 Microsoft Corporation Camera calibration with lens distortion from low-rank textures
WO2014018867A1 (en) * 2012-07-27 2014-01-30 The Neat Company, Inc. Portable document scanner having user interface and integrated communications means
KR102082301B1 (ko) * 2013-09-30 2020-02-27 삼성전자주식회사 카메라로 촬영한 문서 영상을 스캔 문서 영상으로 변환하기 위한 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
US10265728B2 (en) 2013-12-12 2019-04-23 Koninklijke Philips N.V. Monolithically integrated three electrode CMUT device
US8913836B1 (en) * 2013-12-20 2014-12-16 I.R.I.S. Method and system for correcting projective distortions using eigenpoints
US8897600B1 (en) * 2013-12-20 2014-11-25 I.R.I.S. Method and system for determining vanishing point candidates for projective correction
WO2015092059A1 (en) * 2013-12-20 2015-06-25 I.R.I.S. Method and system for correcting projective distortions.
US8811751B1 (en) * 2013-12-20 2014-08-19 I.R.I.S. Method and system for correcting projective distortions with elimination steps on multiple levels
FR3027136B1 (fr) * 2014-10-10 2017-11-10 Morpho Procede d'identification d'un signe sur un document deforme
WO2016069005A1 (en) 2014-10-31 2016-05-06 Hewlett-Packard Development Company, L.P. Text line detection
US10387744B2 (en) 2016-06-22 2019-08-20 Abbyy Production Llc Method and system for identifying extended contours within digital images
RU2636097C1 (ru) * 2016-12-06 2017-11-20 Общество с ограниченной ответственностью "Аби Девелопмент" Способ и система эффективной подготовки содержащих текст изображений к оптическому распознаванию символов
US10366469B2 (en) * 2016-06-28 2019-07-30 Abbyy Production Llc Method and system that efficiently prepares text images for optical-character recognition
RU2628266C1 (ru) * 2016-07-15 2017-08-15 Общество с ограниченной ответственностью "Аби Девелопмент" Способ и система подготовки содержащих текст изображений к оптическому распознаванию символов
RU2632427C1 (ru) 2016-12-09 2017-10-04 Общество с ограниченной ответственностью "Аби Девелопмент" Оптимизация обмена данными между клиентским устройством и сервером
JP6949596B2 (ja) * 2017-07-20 2021-10-13 東芝テック株式会社 商品データ処理装置及び商品データ処理プログラム
CN111199224B (zh) * 2018-11-20 2023-06-23 中国电信股份有限公司 弯曲文字识别方法和装置
US10970578B2 (en) * 2019-02-07 2021-04-06 Johnson Controls Fire Protection LP System and method for extracting information from a non-planar surface

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US5245676A (en) * 1989-12-21 1993-09-14 Xerox Corporation Determination of image skew angle from data including data in compressed form
JP3361124B2 (ja) * 1991-07-30 2003-01-07 ゼロックス・コーポレーション テキストを含む2次元画像上での画像処理方法と画像処理装置
JP3249605B2 (ja) * 1992-11-25 2002-01-21 イーストマン・コダックジャパン株式会社 書類辺縁検出装置
JP3445394B2 (ja) * 1993-12-17 2003-09-08 ゼロックス・コーポレーション 少なくとも二つのイメージセクションの比較方法
JP3338537B2 (ja) * 1993-12-27 2002-10-28 株式会社リコー 画像傾き検出装置
DE69516751T2 (de) * 1994-04-15 2000-10-05 Canon Kk Bildvorverarbeitung für Zeichenerkennungsanlage
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US5708717A (en) 1995-11-29 1998-01-13 Alasia; Alfred Digital anti-counterfeiting software method and apparatus
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US6538691B1 (en) 1999-01-21 2003-03-25 Intel Corporation Software correction of image distortion in digital cameras
SE517445C2 (sv) 1999-10-01 2002-06-04 Anoto Ab Positionsbestämning på en yta försedd med ett positionskodningsmönster
US6954290B1 (en) * 2000-11-09 2005-10-11 International Business Machines Corporation Method and apparatus to correct distortion of document copies
US6873732B2 (en) * 2001-07-09 2005-03-29 Xerox Corporation Method and apparatus for resolving perspective distortion in a document image and for calculating line sums in images
US6922487B2 (en) * 2001-11-02 2005-07-26 Xerox Corporation Method and apparatus for capturing text images
US7263227B2 (en) * 2002-04-25 2007-08-28 Microsoft Corporation Activity detector
US20050216564A1 (en) * 2004-03-11 2005-09-29 Myers Gregory K Method and apparatus for analysis of electronic communications containing imagery
US7526129B2 (en) * 2005-06-23 2009-04-28 Microsoft Corporation Lifting ink annotations from paper

Also Published As

Publication number Publication date
US9036912B2 (en) 2015-05-19
IL187777A0 (en) 2008-08-07
RU2007149518A (ru) 2009-07-20
US20150243005A1 (en) 2015-08-27
AU2006253155B2 (en) 2012-04-12
WO2006130012A1 (en) 2006-12-07
NO20080016L (no) 2008-01-02
US9600870B2 (en) 2017-03-21
EP1949303B1 (en) 2012-08-01
AU2006253155A1 (en) 2006-12-07
RU2412482C2 (ru) 2011-02-20
CA2610214A1 (en) 2006-12-07
US20090016606A1 (en) 2009-01-15
EP1949303A1 (en) 2008-07-30

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