DE69214229T2 - Verfahren und Vorrichtung zur Kontrastverbesserung von Bildern - Google Patents

Verfahren und Vorrichtung zur Kontrastverbesserung von Bildern

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Publication number
DE69214229T2
DE69214229T2 DE69214229T DE69214229T DE69214229T2 DE 69214229 T2 DE69214229 T2 DE 69214229T2 DE 69214229 T DE69214229 T DE 69214229T DE 69214229 T DE69214229 T DE 69214229T DE 69214229 T2 DE69214229 T2 DE 69214229T2
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Germany
Prior art keywords
images
contrast
improving
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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.)
Expired - Fee Related
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DE69214229T
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DE69214229D1 (de
Inventor
Pieter Paul Vuylsteke
Emile Paul Schoeters
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Agfa Gevaert NV
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Agfa Gevaert NV
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Application filed by Agfa Gevaert NV filed Critical Agfa Gevaert NV
Publication of DE69214229D1 publication Critical patent/DE69214229D1/de
Application granted granted Critical
Publication of DE69214229T2 publication Critical patent/DE69214229T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration by the use of local operators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/10—Image enhancement or restoration by non-spatial domain filtering
    • G06T5/90—
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20021—Dividing image into blocks, subimages or windows
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20064—Wavelet transform [DWT]
DE69214229T 1991-08-14 1992-07-30 Verfahren und Vorrichtung zur Kontrastverbesserung von Bildern Expired - Fee Related DE69214229T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91202079 1991-08-14

Publications (2)

Publication Number Publication Date
DE69214229D1 DE69214229D1 (de) 1996-11-07
DE69214229T2 true DE69214229T2 (de) 1997-04-30

Family

ID=8207824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214229T Expired - Fee Related DE69214229T2 (de) 1991-08-14 1992-07-30 Verfahren und Vorrichtung zur Kontrastverbesserung von Bildern

Country Status (3)

Country Link
US (2) US5467404A (de)
JP (1) JP3402630B2 (de)
DE (1) DE69214229T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10053180A1 (de) * 2000-10-26 2002-05-16 S. Siedle & Soehne,Telefon- Und Telegrafenwerke Stiftung & Co Hausüberwachungsanlage und Verfahren zum Betreiben einer Hausüberwachungsanlage

Families Citing this family (154)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0610606A1 (de) * 1993-02-11 1994-08-17 Agfa-Gevaert N.V. Verfahren zur Darstellung eines Bildteils
EP0610602B2 (de) * 1993-02-11 2010-11-24 Agfa HealthCare N.V. Verfahren zur Darstellung von Strahlungsbildern
US6353688B1 (en) * 1993-06-08 2002-03-05 The Regents Of The University Of California Accelerated signal encoding and reconstruction using pixon method
DE4331317A1 (de) * 1993-09-15 1995-03-16 Philips Patentverwaltung Untersuchungsverfahren zur Auswertung ortsabhängiger Spektren
EP0654761B1 (de) * 1993-11-23 1997-02-05 Agfa-Gevaert N.V. Verfahren und Anordnung zur Lokalisierung von gesättigten Bildelementen auf einer Röntgenbildanzeigevorrichtung
US5832112A (en) * 1993-12-24 1998-11-03 Canon Kabushiki Kaisha Image processing apparatus capable of detecting specific originals
US5732204A (en) * 1994-02-01 1998-03-24 Ricoh Company, Ltd. Method and device for 3D image processing
US6075872A (en) * 1997-09-04 2000-06-13 Tailored Lighting Inc. Process for illuminating artwork
JP3634419B2 (ja) * 1994-07-25 2005-03-30 セイコーエプソン株式会社 画像処理方法および画像処理装置
EP0712092A1 (de) * 1994-11-10 1996-05-15 Agfa-Gevaert N.V. Verfahren zur Bildverbesserung
GB2295936B (en) * 1994-12-05 1997-02-05 Microsoft Corp Progressive image transmission using discrete wavelet transforms
DE69629732T2 (de) * 1995-01-23 2004-07-15 Fuji Photo Film Co., Ltd., Minami-Ashigara Vorrichtung zur rechnerunterstützten Diagnose
DE69634221T2 (de) * 1995-03-31 2006-05-18 Canon K.K. Verfahren und Gerät zur Verarbeitung visueller Information
US5907642A (en) * 1995-07-27 1999-05-25 Fuji Photo Film Co., Ltd. Method and apparatus for enhancing images by emphasis processing of a multiresolution frequency band
JP4004562B2 (ja) * 1995-07-27 2007-11-07 富士フイルム株式会社 画像処理方法および装置
JP3675896B2 (ja) * 1995-07-27 2005-07-27 富士写真フイルム株式会社 画像処理方法および装置
EP1168243B1 (de) * 1995-09-29 2004-06-09 Fuji Photo Film Co., Ltd. Verfahren und Vorrichtung zur Bildverarbeitung
JP3738788B2 (ja) * 1995-09-29 2006-01-25 富士写真フイルム株式会社 画像のダイナミックレンジ圧縮処理方法および装置
JPH09214953A (ja) * 1996-01-30 1997-08-15 Fuji Photo Film Co Ltd データ符号化方法
US6009188A (en) * 1996-02-16 1999-12-28 Microsoft Corporation Method and system for digital plenoptic imaging
US5909516A (en) * 1996-03-29 1999-06-01 Sarnoff Corporation Method and apparatus for decomposing an image stream into units of local contrast
US6122408A (en) * 1996-04-30 2000-09-19 Siemens Corporate Research, Inc. Light normalization method for machine vision
KR0176601B1 (ko) * 1996-05-21 1999-05-01 김광호 저역 필터링과 히스토그램 등화를 이용한 화질개선 방법 및 그 회로
US5815591A (en) * 1996-07-10 1998-09-29 R2 Technology, Inc. Method and apparatus for fast detection of spiculated lesions in digital mammograms
JP3706201B2 (ja) * 1996-07-18 2005-10-12 富士写真フイルム株式会社 画像処理方法
US5844663A (en) 1996-09-13 1998-12-01 Electronic Systems Engineering Co. Method and apparatus for sequential exposure printing of ultra high resolution digital images using multiple multiple sub-image generation and a programmable moving-matrix light valve
US5963676A (en) * 1997-02-07 1999-10-05 Siemens Corporate Research, Inc. Multiscale adaptive system for enhancement of an image in X-ray angiography
US5978518A (en) * 1997-02-25 1999-11-02 Eastman Kodak Company Image enhancement in digital image processing
US6069979A (en) * 1997-02-25 2000-05-30 Eastman Kodak Company Method for compressing the dynamic range of digital projection radiographic images
US6195450B1 (en) * 1997-09-18 2001-02-27 Siemens Corporate Research, Inc. Methods and apparatus for controlling X-ray angiographic image acquisition
WO1999057683A1 (en) 1998-05-04 1999-11-11 The Johns Hopkins University Method and apparatus for segmenting small structures in images
JP3788031B2 (ja) * 1998-06-03 2006-06-21 コニカミノルタホールディングス株式会社 画像処理方法および画像処理装置
US6285798B1 (en) 1998-07-06 2001-09-04 Eastman Kodak Company Automatic tone adjustment by contrast gain-control on edges
US6175658B1 (en) 1998-07-10 2001-01-16 General Electric Company Spatially-selective edge enhancement for discrete pixel images
US6178223B1 (en) * 1998-10-06 2001-01-23 Cardiac Mariners, Inc. Image reconstruction method and apparatus
US6181764B1 (en) * 1998-10-06 2001-01-30 Cardiac Mariners, Inc. Image reconstruction for wide depth of field images
US6297889B1 (en) * 1998-12-22 2001-10-02 Xerox Corporation Logic-based image processing method
DE60022237T2 (de) * 1999-01-14 2006-07-06 Fuji Photo Film Co., Ltd., Minami-Ashigara Bidverarbeitungsverfahren und -System und Aufzeichnungsmedium zur Durchfürung des Verfahrens
US20030142875A1 (en) * 1999-02-04 2003-07-31 Goertzen Kenbe D. Quality priority
US6771793B1 (en) 1999-02-17 2004-08-03 Fuji Photo Film Co., Ltd. Image processing method and apparatus
EP1173749B1 (de) * 1999-04-19 2005-09-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Bildbearbeitung zur vorbereitung einer texturanalyse
EP1059811A2 (de) 1999-06-10 2000-12-13 Fuji Photo Film Co., Ltd. Verfahren und System der Bildverarbeitung, und Aufzeichnungsmedium
US6704440B1 (en) 1999-06-24 2004-03-09 General Electric Company Method and apparatus for processing a medical image containing clinical and non-clinical regions
US7221782B1 (en) 1999-06-24 2007-05-22 General Electric Company Method and apparatus for determining a dynamic range of a digital medical image
US6460003B1 (en) 1999-07-01 2002-10-01 General Electric Company Apparatus and method for resolution calibration of radiographic images
US6633657B1 (en) * 1999-07-15 2003-10-14 General Electric Company Method and apparatus for controlling a dynamic range of a digital diagnostic image
US6731790B1 (en) * 1999-10-19 2004-05-04 Agfa-Gevaert Method of enhancing color images
US6782137B1 (en) * 1999-11-24 2004-08-24 General Electric Company Digital image display improvement system and method
US6728416B1 (en) 1999-12-08 2004-04-27 Eastman Kodak Company Adjusting the contrast of a digital image with an adaptive recursive filter
US7068851B1 (en) 1999-12-10 2006-06-27 Ricoh Co., Ltd. Multiscale sharpening and smoothing with wavelets
IL134182A (en) 2000-01-23 2006-08-01 Vls Com Ltd Method and apparatus for visual lossless pre-processing
US6611627B1 (en) * 2000-04-24 2003-08-26 Eastman Kodak Company Digital image processing method for edge shaping
US6753929B1 (en) 2000-06-28 2004-06-22 Vls Com Ltd. Method and system for real time motion picture segmentation and superposition
US6633684B1 (en) 2000-07-07 2003-10-14 Athentech Technologies Corp. Distortion-free image contrast enhancement
US7239424B1 (en) * 2000-09-08 2007-07-03 Ricoh Co., Ltd. Wavelet-based image processing path
WO2002031754A1 (en) * 2000-10-13 2002-04-18 Pictureiq Inc. Techniques for resolution-independent rendering of images
CA2427529C (en) * 2000-11-30 2009-04-28 Canon Kabushiki Kaisha Image processing device, image processing method, recording medium and program
JP3833177B2 (ja) * 2000-11-30 2006-10-11 キヤノン株式会社 画像処理装置、画象処理方法、記憶媒体及びプログラム
JP4213337B2 (ja) * 2000-12-04 2009-01-21 富士フイルム株式会社 画像処理方法および装置並びに記録媒体
US6757431B2 (en) * 2000-12-19 2004-06-29 Xerox Corporation Resolution conversion for anti-aliased images using loose gray scale template matching
US6956975B2 (en) * 2001-04-02 2005-10-18 Eastman Kodak Company Method for improving breast cancer diagnosis using mountain-view and contrast-enhancement presentation of mammography
GB0110748D0 (en) * 2001-05-02 2001-06-27 Apical Ltd Image enhancement methods and apparatus therefor
JP4846925B2 (ja) * 2001-06-01 2011-12-28 キヤノン株式会社 画像処理装置、画像処理システム、画像処理方法、記憶媒体、及びプログラム
JP3754933B2 (ja) 2001-06-19 2006-03-15 キヤノン株式会社 画像処理装置、画像処理システム、画像処理方法、プログラム及び記憶媒体
US7016885B1 (en) 2001-08-28 2006-03-21 University Of Central Florida Research Foundation, Inc. Self-designing intelligent signal processing system capable of evolutional learning for classification/recognition of one and multidimensional signals
US20040027593A1 (en) * 2001-10-12 2004-02-12 David Wilkins Techniques for resolution independent rendering of images
ATE390190T1 (de) * 2001-11-13 2008-04-15 Metanomics Gmbh & Co Kgaa Verfahren zur extraktion von inhaltsstoffen aus organischem material
US6993204B1 (en) 2002-01-04 2006-01-31 Pixon Llc High speed signal enhancement using pixons
KR100456017B1 (ko) 2002-02-06 2004-11-08 삼성전자주식회사 히스토그램 매칭을 이용한 콘트라스트 향상 장치 및 방법
EP1347416B1 (de) * 2002-02-22 2010-04-28 Agfa HealthCare NV Gradationsverarbeitungsmethode
US7362915B2 (en) * 2002-02-22 2008-04-22 Agfa Healthcare, Nv Method for enhancing the contrast of an image
DE60202588T2 (de) * 2002-02-22 2006-01-05 Agfa-Gevaert N.V. Verfahren zur Rauschminderung
DE60214967T2 (de) * 2002-02-22 2007-07-26 Agfa-Gevaert Verfahren zur Kontrastverbesserung eines Bildes
US7139416B2 (en) * 2002-02-22 2006-11-21 Agfa-Gevaert N.V. Method for enhancing the contrast of an image
US6587537B1 (en) 2002-04-01 2003-07-01 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for multi-slice image reconstruction
US7158660B2 (en) * 2002-05-08 2007-01-02 Gee Jr James W Method and apparatus for detecting structures of interest
US6937775B2 (en) * 2002-05-15 2005-08-30 Eastman Kodak Company Method of enhancing the tone scale of a digital image to extend the linear response range without amplifying noise
US7181086B2 (en) * 2002-06-06 2007-02-20 Eastman Kodak Company Multiresolution method of spatially filtering a digital image
US7092582B2 (en) * 2002-11-06 2006-08-15 Digivision, Inc. Systems and methods for multi-dimensional enhancement using fictional border data
US7444034B1 (en) * 2002-11-06 2008-10-28 Digivision, Inc. Systems and methods for image enhancement in multiple dimensions
US7280703B2 (en) * 2002-11-14 2007-10-09 Eastman Kodak Company Method of spatially filtering a digital image using chrominance information
GB2397207B (en) * 2003-01-10 2005-04-13 Teraview Ltd Imaging techniques and associated apparatus
US7218763B2 (en) * 2003-02-27 2007-05-15 Eastman Kodak Company Method for automated window-level settings for magnetic resonance images
US6873680B2 (en) * 2003-05-02 2005-03-29 Siemens Westinghouse Power Corporation Method and apparatus for detecting defects using digital radiography
JP3870173B2 (ja) * 2003-06-11 2007-01-17 キヤノン株式会社 画像処理方法、画像処理装置、プログラム及びコンピュータ記録媒体
EP1486915B1 (de) * 2003-06-11 2007-12-12 Agfa HealthCare NV Verfahren und Benutzerschnittstelle zum Verändern von zumindest Kontrast oder Intensität der Pixel eines verarbeiteten Bildes
US7672528B2 (en) * 2003-06-26 2010-03-02 Eastman Kodak Company Method of processing an image to form an image pyramid
CN100525380C (zh) * 2003-07-07 2009-08-05 致伸科技股份有限公司 使用模糊屏蔽法进行影像处理的方法
KR100522607B1 (ko) * 2003-07-15 2005-10-19 삼성전자주식회사 노이즈 상태를 고려한 적응적 비디오 신호 처리 장치 및방법
US7266229B2 (en) 2003-07-24 2007-09-04 Carestream Health, Inc. Method for rendering digital radiographic images for display based on independent control of fundamental image quality parameters
US7397964B2 (en) * 2004-06-24 2008-07-08 Apple Inc. Gaussian blur approximation suitable for GPU
US20060077490A1 (en) * 2004-07-13 2006-04-13 Sheraizin Semion M Automatic adaptive gamma correction
US7639892B2 (en) * 2004-07-26 2009-12-29 Sheraizin Semion M Adaptive image improvement
US7903902B2 (en) 2004-07-26 2011-03-08 Sheraizin Semion M Adaptive image improvement
JP4656383B2 (ja) * 2004-11-01 2011-03-23 ソニー株式会社 画像処理装置、画像処理方法及びプログラム
DE102004061507B4 (de) * 2004-12-21 2007-04-12 Siemens Ag Verfahren zur Korrektur von Inhomogenitäten in einem Bild sowie bildgebende Vorrichtung dazu
US7526142B2 (en) 2005-02-22 2009-04-28 Sheraizin Vitaly S Enhancement of decompressed video
JP4535125B2 (ja) * 2005-03-31 2010-09-01 株式会社ニコン 画像処理方法
US7668387B2 (en) * 2005-06-20 2010-02-23 Intel Corporation Selective local transient improvement and peaking for video sharpness enhancement
JP2007067344A (ja) 2005-09-02 2007-03-15 Canon Inc 露光装置および方法ならびにデバイス製造方法
US7596270B2 (en) * 2005-09-23 2009-09-29 Dynacomware Taiwan Inc. Method of shuffling text in an Asian document image
WO2007046458A1 (ja) 2005-10-21 2007-04-26 Axion Japan Co., Ltd パノラマ画像撮影装置及びパノラマ撮影における画像処理方法
US8139828B2 (en) * 2005-10-21 2012-03-20 Carestream Health, Inc. Method for enhanced visualization of medical images
JP4837365B2 (ja) 2005-11-16 2011-12-14 オリンパス株式会社 画像処理システム、画像処理プログラム
ATE512421T1 (de) * 2005-11-23 2011-06-15 Cedara Software Corp Verfahren und system zur verbesserung von digitalen bildern
DE602006011422D1 (de) * 2006-02-15 2010-02-11 Sony Deutschland Gmbh
WO2007116543A1 (ja) 2006-03-31 2007-10-18 Nikon Corporation 画像処理方法
KR101313637B1 (ko) * 2006-06-09 2013-10-02 서강대학교산학협력단 콘트라스트 개선을 위한 영상 처리 장치 및 영상 처리 방법
DE102006029718A1 (de) * 2006-06-28 2008-01-10 Siemens Ag Verfahren zur Auswertung zweier Abbilder sowie medizinisches Abbildungssystem
JP4999392B2 (ja) * 2006-07-28 2012-08-15 キヤノン株式会社 画像処理装置及びその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
US7796830B2 (en) * 2006-08-15 2010-09-14 Nokia Corporation Adaptive contrast optimization of digital color images
DE102006049404A1 (de) * 2006-10-19 2008-04-30 Carl Zeiss Ag HMD-Vorrichtung
EP1935340B1 (de) * 2006-12-19 2017-11-01 Agfa HealthCare NV Verfahren zur Neutralisierung von Bildartefakten vor der Bestimmung des Signal-Rausch-Verhältnisses in CR/DR-Radiografiesystemen
WO2008093836A1 (ja) * 2007-02-02 2008-08-07 Nikon Corporation 画像処理方法
CN101779461B (zh) * 2007-04-25 2012-05-30 彼科森成像有限公司 使用pixon方法的图像压缩和解压缩
WO2008141293A2 (en) * 2007-05-11 2008-11-20 The Board Of Regents Of The University Of Oklahoma One Partner's Place Image segmentation system and method
US8731318B2 (en) * 2007-07-31 2014-05-20 Hewlett-Packard Development Company, L.P. Unified spatial image processing
US20090034870A1 (en) * 2007-07-31 2009-02-05 Renato Keshet Unified spatial image processing
US20090034863A1 (en) * 2007-07-31 2009-02-05 Pavel Kisilev Multi-scale robust sharpening and contrast enhancement
US8417050B2 (en) * 2007-07-31 2013-04-09 Hewlett-Packard Development Company, L.P. Multi-scale robust sharpening and contrast enhancement
US20090060332A1 (en) * 2007-08-27 2009-03-05 Riverain Medical Group, Llc Object segmentation using dynamic programming
US8098910B2 (en) * 2007-09-11 2012-01-17 Siemens Medical Solutions Usa, Inc. Adaptive motion imaging in medical diagnostic ultrasound imaging
US8120679B2 (en) 2008-08-01 2012-02-21 Nikon Corporation Image processing method
CN101727658B (zh) * 2008-10-14 2012-12-26 深圳迈瑞生物医疗电子股份有限公司 图像处理方法及装置
JP5348145B2 (ja) * 2009-01-28 2013-11-20 富士通株式会社 画像処理装置および画像処理プログラム
JP5670050B2 (ja) 2009-02-05 2015-02-18 株式会社東芝 画像再構成装置および画像再構成方法
WO2010140281A1 (ja) * 2009-06-04 2010-12-09 シャープ株式会社 信号処理装置、信号処理装置の制御方法、制御プログラム、および該制御プログラムを記録したコンピュータ読み取り可能な記録媒体
CN102473290A (zh) 2009-06-29 2012-05-23 汤姆逊许可证公司 对比度增强
US8345975B2 (en) * 2009-06-29 2013-01-01 Thomson Licensing Automatic exposure estimation for HDR images based on image statistics
US8346009B2 (en) 2009-06-29 2013-01-01 Thomson Licensing Automatic exposure estimation for HDR images based on image statistics
CN102473295B (zh) 2009-06-29 2016-05-04 汤姆森特许公司 基于区的色调映射
US8948488B2 (en) * 2009-07-31 2015-02-03 General Electric Company Methods and systems for digitally enhancing an image of a stained material
US8824825B2 (en) 2009-11-17 2014-09-02 Sharp Kabushiki Kaisha Decoding device with nonlinear process section, control method for the decoding device, transmission system, and computer-readable recording medium having a control program recorded thereon
EP2503782A4 (de) 2009-11-17 2014-01-08 Sharp Kk Kodierungsvorrichtung, dekodierungsvorrichtung, steuervorrichtung für eine kodierungsvorrichtung, steuerverfahren für eine dekodierungsvorrichtung, sendesystem und computerlesbares aufzeichnungsmedium mit darauf aufgezeichnetem steuerprogramm
EP2328124B1 (de) * 2009-11-25 2019-05-15 Agfa Nv Verfahren zur Erhöhung des räumlich-örtlichen Phänomens in einem Bild
WO2011106440A1 (en) * 2010-02-23 2011-09-01 Loma Linda University Medical Center Method of analyzing a medical image
RU2434288C1 (ru) * 2010-06-08 2011-11-20 Закрытое Акционерное Общество "Импульс" Способ коррекции цифровых изображений
JP5677040B2 (ja) 2010-11-08 2015-02-25 キヤノン株式会社 画像処理装置およびその制御方法
DE102011003138B4 (de) 2011-01-25 2018-05-03 Siemens Healthcare Gmbh Bildgebungsverfahren mit optimierter Grauwertfensterbestimmung
EP2535872A1 (de) * 2011-06-15 2012-12-19 Fujifilm Corporation Röntgenbildgebungssystem
JP2015507241A (ja) * 2011-12-04 2015-03-05 デジタル メイクアップ リミテッドＤｉｇｉｔａｌ Ｍａｋｅｕｐ Ｌｔｄ デジタルメイクアップ
JP5889013B2 (ja) * 2012-02-01 2016-03-22 キヤノン株式会社 画像処理装置及び画像処理方法
US8873821B2 (en) 2012-03-20 2014-10-28 Paul Reed Smith Guitars Limited Partnership Scoring and adjusting pixels based on neighborhood relationships for revealing data in images
EP2979245B1 (de) * 2013-03-29 2021-06-30 Koninklijke Philips N.V. Bildaufzeichnung
JP6071853B2 (ja) 2013-11-26 2017-02-01 富士フイルム株式会社 放射線画像処理装置、方法およびプログラム
CN104794686B (zh) * 2014-01-20 2018-06-12 富士通株式会社 图像平滑方法和图像平滑装置
JP2015169984A (ja) * 2014-03-05 2015-09-28 株式会社リコー 画像処理装置、画像処理方法、画像処理プログラム及び記録媒体
JP6362914B2 (ja) 2014-04-30 2018-07-25 キヤノンメディカルシステムズ株式会社 Ｘ線診断装置及び画像処理装置
JP6700273B2 (ja) * 2014-11-24 2020-05-27 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 雑音モデルに基づくマルチスケール雑音低減による線量増加のシミュレーション
US9741104B2 (en) * 2015-05-18 2017-08-22 Toshiba Medical Systems Corporation Apparatus, method, and computer-readable medium for quad reconstruction using hybrid filter convolution and high dynamic range tone-mapping
KR101717733B1 (ko) * 2015-11-20 2017-03-17 광운대학교 산학협력단 Hdr 이미지 처리 장치 및 방법
JPWO2018087806A1 (ja) * 2016-11-08 2019-09-26 日本電気株式会社 画像処理方法、画像処理装置および画像処理プログラム
US10783392B1 (en) * 2017-05-16 2020-09-22 SIF Codec, LLC Motion compensation in system and method for processing digital signals based on compression of hierarchical pyramid
EP3913573B1 (de) 2020-05-22 2023-11-08 Beijing Xiaomi Mobile Software Co., Ltd. Verfahren zur bildverarbeitung, bildsignalprozessor in einem endgerät

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229764A (en) * 1978-07-03 1980-10-21 Michael Danos Visibility expander
US4315318A (en) * 1978-12-26 1982-02-09 Fuji Photo Film Co., Ltd. Method and apparatus for processing a radiation image
US4335427A (en) * 1980-04-21 1982-06-15 Technicare Corporation Method of selecting a preferred difference image
JPH0750501B2 (ja) * 1984-09-19 1995-05-31 株式会社日立メディコ Ｘ線ｃｔ装置
US5020120A (en) * 1989-12-22 1991-05-28 Eastman Kodak Company Methods for reducing quantization error in hierarchical decomposition and reconstruction schemes
JPH03245675A (ja) * 1990-02-23 1991-11-01 Matsushita Electric Ind Co Ltd 画像処理装置
US5144688A (en) * 1990-03-23 1992-09-01 Board Of Regents, The University Of Texas System Method and apparatus for visual pattern image coding

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10053180A1 (de) * 2000-10-26 2002-05-16 S. Siedle & Soehne,Telefon- Und Telegrafenwerke Stiftung & Co Hausüberwachungsanlage und Verfahren zum Betreiben einer Hausüberwachungsanlage

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