DK71495A - Fremgangsmåde og apparat til korrektion af farvestik i digitalt billede - Google Patents

Fremgangsmåde og apparat til korrektion af farvestik i digitalt billede Download PDF

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Publication number
DK71495A
DK71495A DK071495A DK71495A DK71495A DK 71495 A DK71495 A DK 71495A DK 071495 A DK071495 A DK 071495A DK 71495 A DK71495 A DK 71495A DK 71495 A DK71495 A DK 71495A
Authority
DK
Denmark
Prior art keywords
digital image
correction method
image correction
digital
image
Prior art date
Application number
DK071495A
Other languages
English (en)
Inventor
Jan Buchholt Christensen
Bernhard Schistad
Original Assignee
Purup Prepress 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 Purup Prepress As filed Critical Purup Prepress As
Priority to DK071495A priority Critical patent/DK71495A/da
Priority to IL12264496A priority patent/IL122644A0/xx
Priority to JP9503531A priority patent/JPH11508102A/ja
Priority to EP96921909A priority patent/EP0870280A1/en
Priority to PCT/DK1996/000278 priority patent/WO1997001150A1/en
Priority to AU62985/96A priority patent/AU6298596A/en
Priority to US08/981,528 priority patent/US6104830A/en
Priority to CA002224865A priority patent/CA2224865A1/en
Publication of DK71495A publication Critical patent/DK71495A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6083—Colour correction or control controlled by factors external to the apparatus
    • H04N1/6086—Colour correction or control controlled by factors external to the apparatus by scene illuminant, i.e. conditions at the time of picture capture, e.g. flash, optical filter used, evening, cloud, daylight, artificial lighting, white point measurement, colour temperature
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6077—Colour balance, e.g. colour cast correction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Facsimile Image Signal Circuits (AREA)
DK071495A 1995-06-22 1995-06-22 Fremgangsmåde og apparat til korrektion af farvestik i digitalt billede DK71495A (da)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DK071495A DK71495A (da) 1995-06-22 1995-06-22 Fremgangsmåde og apparat til korrektion af farvestik i digitalt billede
IL12264496A IL122644A0 (en) 1995-06-22 1996-06-24 Method and apparatus for correction of colour cast in a digital image
JP9503531A JPH11508102A (ja) 1995-06-22 1996-06-24 デジタル画像におけるカラーキャストの補正方法及びその装置
EP96921909A EP0870280A1 (en) 1995-06-22 1996-06-24 Method and apparatus for correction of colour cast in a digital image
PCT/DK1996/000278 WO1997001150A1 (en) 1995-06-22 1996-06-24 Method and apparatus for correction of colour cast in a digital image
AU62985/96A AU6298596A (en) 1995-06-22 1996-06-24 Method and apparatus for correction of colour cast in a digital image
US08/981,528 US6104830A (en) 1995-06-22 1996-06-24 Method and apparatus for correction of color cast in a digital image
CA002224865A CA2224865A1 (en) 1995-06-22 1996-06-24 Method and apparatus for correction of colour cast in a digital image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK071495A DK71495A (da) 1995-06-22 1995-06-22 Fremgangsmåde og apparat til korrektion af farvestik i digitalt billede

Publications (1)

Publication Number Publication Date
DK71495A true DK71495A (da) 1996-12-23

Family

ID=8096702

Family Applications (1)

Application Number Title Priority Date Filing Date
DK071495A DK71495A (da) 1995-06-22 1995-06-22 Fremgangsmåde og apparat til korrektion af farvestik i digitalt billede

Country Status (8)

Country Link
US (1) US6104830A (da)
EP (1) EP0870280A1 (da)
JP (1) JPH11508102A (da)
AU (1) AU6298596A (da)
CA (1) CA2224865A1 (da)
DK (1) DK71495A (da)
IL (1) IL122644A0 (da)
WO (1) WO1997001150A1 (da)

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KR100237284B1 (ko) * 1997-04-28 2000-01-15 윤종용 화상신호로부터 조명색을 검출하는 방법
EP1157298A4 (en) * 1999-02-01 2007-12-26 Light & Sound Design Ltd PIXEL-BASED LIGHT PATTERN GENERATION USING TAX DATA SETS
GB0022071D0 (en) * 2000-09-08 2000-10-25 Pandora Int Ltd Image processing
US7009733B2 (en) * 2001-07-02 2006-03-07 Coral Corporation Manual correction of an image color
US7057768B2 (en) * 2001-07-02 2006-06-06 Corel Corporation Automatic color balance
ITTO20011080A1 (it) * 2001-11-19 2003-05-19 Olivetti Tecnost Spa ,,metodo e dispositivo per la determinazione di una dominante cromatica in un'immagine,,
FR2832528B1 (fr) * 2001-11-22 2004-02-13 Eastman Kodak Co Determination d'un illuminant d'une image numerique en couleur par segmentation et filtrage
US20040135790A1 (en) * 2003-01-15 2004-07-15 Xerox Corporation Correcting the color cast of an image
US7497093B2 (en) * 2004-07-29 2009-03-03 3M Innovative Properties Company Method of making ceramic articles
US9769354B2 (en) 2005-03-24 2017-09-19 Kofax, Inc. Systems and methods of processing scanned data
US9137417B2 (en) 2005-03-24 2015-09-15 Kofax, Inc. Systems and methods for processing video data
US8179575B2 (en) * 2005-06-14 2012-05-15 Carl Zeiss Microimaging Gmbh Chromatic registration for biological sample imaging
US20070091109A1 (en) * 2005-09-13 2007-04-26 Roscoe Atkinson Image quality
US8385647B2 (en) * 2006-01-25 2013-02-26 Kofax, Inc. Method of image analysis using sparse Hough transform
US7738730B2 (en) * 2006-01-25 2010-06-15 Atalasoft, Inc. Method of image analysis using sparse hough transform
US9767354B2 (en) 2009-02-10 2017-09-19 Kofax, Inc. Global geographic information retrieval, validation, and normalization
US8774516B2 (en) 2009-02-10 2014-07-08 Kofax, Inc. Systems, methods and computer program products for determining document validity
US9349046B2 (en) 2009-02-10 2016-05-24 Kofax, Inc. Smart optical input/output (I/O) extension for context-dependent workflows
US8958605B2 (en) 2009-02-10 2015-02-17 Kofax, Inc. Systems, methods and computer program products for determining document validity
US9576272B2 (en) 2009-02-10 2017-02-21 Kofax, Inc. Systems, methods and computer program products for determining document validity
US9058580B1 (en) 2012-01-12 2015-06-16 Kofax, Inc. Systems and methods for identification document processing and business workflow integration
US9165188B2 (en) 2012-01-12 2015-10-20 Kofax, Inc. Systems and methods for mobile image capture and processing
US10146795B2 (en) 2012-01-12 2018-12-04 Kofax, Inc. Systems and methods for mobile image capture and processing
US9058515B1 (en) 2012-01-12 2015-06-16 Kofax, Inc. Systems and methods for identification document processing and business workflow integration
US9483794B2 (en) 2012-01-12 2016-11-01 Kofax, Inc. Systems and methods for identification document processing and business workflow integration
US9208536B2 (en) 2013-09-27 2015-12-08 Kofax, Inc. Systems and methods for three dimensional geometric reconstruction of captured image data
US9355312B2 (en) 2013-03-13 2016-05-31 Kofax, Inc. Systems and methods for classifying objects in digital images captured using mobile devices
JP2016517587A (ja) 2013-03-13 2016-06-16 コファックス， インコーポレイテッド モバイル装置を用いて取込まれたデジタル画像におけるオブジェクトの分類
US20140316841A1 (en) 2013-04-23 2014-10-23 Kofax, Inc. Location-based workflows and services
DE202014011407U1 (de) 2013-05-03 2020-04-20 Kofax, Inc. Systeme zum Erkennen und Klassifizieren von Objekten in durch Mobilgeräte aufgenommenen Videos
JP2016538783A (ja) 2013-11-15 2016-12-08 コファックス， インコーポレイテッド モバイル映像データを用いて長尺文書の合成画像を生成するためのシステムおよび方法
US9760788B2 (en) 2014-10-30 2017-09-12 Kofax, Inc. Mobile document detection and orientation based on reference object characteristics
US10242285B2 (en) 2015-07-20 2019-03-26 Kofax, Inc. Iterative recognition-guided thresholding and data extraction
US9779296B1 (en) 2016-04-01 2017-10-03 Kofax, Inc. Content-based detection and three dimensional geometric reconstruction of objects in image and video data
US11062176B2 (en) 2017-11-30 2021-07-13 Kofax, Inc. Object detection and image cropping using a multi-detector approach

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685071A (en) * 1985-03-18 1987-08-04 Eastman Kodak Company Method for determining the color of a scene illuminant from a color image
JP2935863B2 (ja) * 1989-12-27 1999-08-16 本田技研工業株式会社 ハフ変換装置および方法
DE4309877C2 (de) * 1992-04-06 1994-09-15 Hell Ag Linotype Verfahren und Einrichtung zur Analyse von Farbstichen in Farbvorlagen
US5495428A (en) * 1993-08-31 1996-02-27 Eastman Kodak Company Method for determining color of an illuminant in an image based on histogram data
US5357352A (en) * 1993-10-04 1994-10-18 Xerox Corporation Image-dependent color shifting of strongly color shifted images
US5371615A (en) * 1993-10-22 1994-12-06 Xerox Corporation Image-dependent color correction using black point and white point in a natural scene pictorial image

Also Published As

Publication number Publication date
JPH11508102A (ja) 1999-07-13
US6104830A (en) 2000-08-15
CA2224865A1 (en) 1997-01-09
WO1997001150A1 (en) 1997-01-09
EP0870280A1 (en) 1998-10-14
IL122644A0 (en) 1998-08-16
AU6298596A (en) 1997-01-22

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