DE3852112D1 - Bildverarbeitung. - Google Patents

Bildverarbeitung.

Info

Publication number
DE3852112D1
DE3852112D1 DE3852112T DE3852112T DE3852112D1 DE 3852112 D1 DE3852112 D1 DE 3852112D1 DE 3852112 T DE3852112 T DE 3852112T DE 3852112 T DE3852112 T DE 3852112T DE 3852112 D1 DE3852112 D1 DE 3852112D1
Authority
DE
Germany
Prior art keywords
image processing
image
processing
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.)
Expired - Fee Related
Application number
DE3852112T
Other languages
English (en)
Other versions
DE3852112T2 (de
Inventor
Kenneth S Denison
William Sattin
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.)
Philips Nuclear Medicine Inc
Original Assignee
Picker International Inc
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 Picker International Inc filed Critical Picker International Inc
Application granted granted Critical
Publication of DE3852112D1 publication Critical patent/DE3852112D1/de
Publication of DE3852112T2 publication Critical patent/DE3852112T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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 using local operators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/30—Noise filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Image Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Analysis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE3852112T 1987-02-27 1988-01-29 Bildverarbeitung. Expired - Fee Related DE3852112T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/019,567 US4761819A (en) 1987-02-27 1987-02-27 Adaptive noise reduction filter for reconstructed images

Publications (2)

Publication Number Publication Date
DE3852112D1 true DE3852112D1 (de) 1994-12-22
DE3852112T2 DE3852112T2 (de) 1995-04-06

Family

ID=21793893

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3852112T Expired - Fee Related DE3852112T2 (de) 1987-02-27 1988-01-29 Bildverarbeitung.

Country Status (4)

Country Link
US (1) US4761819A (de)
EP (1) EP0280412B1 (de)
JP (1) JP2939749B2 (de)
DE (1) DE3852112T2 (de)

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US4887306A (en) * 1987-11-04 1989-12-12 Advanced Technology Laboratories, Inc. Adaptive temporal filter for ultrasound imaging system
US5276614A (en) * 1989-11-17 1994-01-04 Picker International, Inc. Dynamic bandwidth reconstruction
US5079698A (en) * 1989-05-03 1992-01-07 Advanced Light Imaging Technologies Ltd. Transillumination method apparatus for the diagnosis of breast tumors and other breast lesions by normalization of an electronic image of the breast
US5038388A (en) * 1989-05-15 1991-08-06 Polaroid Corporation Method for adaptively sharpening electronic images
US7382929B2 (en) 1989-05-22 2008-06-03 Pixel Instruments Corporation Spatial scan replication circuit
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JPH04364829A (ja) * 1990-02-15 1992-12-17 Toshiba Corp 磁気共鳴画像処理方法及び装置
JP2610696B2 (ja) * 1990-05-30 1997-05-14 シャープ株式会社 画像信号処理装置
WO1992017858A1 (en) * 1991-04-02 1992-10-15 Massachusetts Institute Of Technology Massively parallel image restoration with preservation of sharp boundaries
US5283837A (en) * 1991-08-27 1994-02-01 Picker International, Inc. Accurate estimation of surface normals in 3-D data sets
US5273040A (en) * 1991-11-14 1993-12-28 Picker International, Inc. Measurement of vetricle volumes with cardiac MRI
US5331553A (en) * 1992-04-15 1994-07-19 Ugm Medical Systems, Inc. Three dimensional image reconstruction for a positron emission tomograph
US5297551A (en) * 1992-08-06 1994-03-29 Picker International, Inc. Weighted ray projection imaging for MR angiography
US5297550A (en) * 1992-08-06 1994-03-29 Picker International, Inc. Background darkening of magnetic resonance angiographic images
US5343309A (en) * 1992-08-12 1994-08-30 Xerox Corporation Image processing system and method employing adaptive filtering to provide improved reconstruction of continuous tone images from halftone images including those without a screen structure
DE69329670T2 (de) * 1992-09-14 2001-03-15 Thomson Multimedia, Boulogne Verfahren und Gerät zur Rauschminderung
US5524070A (en) * 1992-10-07 1996-06-04 The Research Foundation Of State University Of New York Local adaptive contrast enhancement
US5410618A (en) * 1993-02-03 1995-04-25 E-Systems, Inc. Method for lofargram image enhancement
US5424783A (en) * 1993-02-10 1995-06-13 Wong; Yiu-Fai Clustering filter method for noise filtering, scale-space filtering and image processing
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JP3547481B2 (ja) * 1994-04-19 2004-07-28 松下電器産業株式会社 映像信号処理方法および映像信号処理装置
US5802218A (en) * 1994-11-04 1998-09-01 Motorola, Inc. Method, post-processing filter, and video compression system for suppressing mosquito and blocking atrifacts
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KR100234316B1 (ko) * 1997-04-04 1999-12-15 윤종용 링잉노이즈 감소를 위한 신호적응 필터링 방법 및 신호적응필터
US6246783B1 (en) 1997-09-17 2001-06-12 General Electric Company Iterative filter framework for medical images
JP4147647B2 (ja) 1998-11-09 2008-09-10 ソニー株式会社 データ処理装置およびデータ処理方法、並びに記録媒体
JP4258045B2 (ja) * 1998-11-09 2009-04-30 ソニー株式会社 ノイズ低減装置、ノイズ低減方法、および記録媒体
JP4517409B2 (ja) 1998-11-09 2010-08-04 ソニー株式会社 データ処理装置およびデータ処理方法
JP4344964B2 (ja) 1999-06-01 2009-10-14 ソニー株式会社 画像処理装置および画像処理方法
US6423003B1 (en) 1999-10-29 2002-07-23 Acuson Corporation Ultrasonic imaging system and method with SNR adaptive processing
US7735721B1 (en) * 1999-11-30 2010-06-15 Diebold Self-Service Systems Division Of Diebold, Incorporated Method of evaluating checks deposited into a cash dispensing automated banking machine
WO2001057798A2 (en) * 2000-02-03 2001-08-09 Applied Science Fiction Match blur system and method
EP1134969A1 (de) * 2000-03-13 2001-09-19 Koninklijke Philips Electronics N.V. Bildverbesserung
JP4090671B2 (ja) * 2000-06-19 2008-05-28 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 画像処理方法、画像処理装置および画像撮影装置
US6778692B1 (en) 2000-08-11 2004-08-17 General Electric Company Image processing method and apparatus including image improving circuit
JP4149126B2 (ja) * 2000-12-05 2008-09-10 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 画像処理方法、画像処理装置および画像撮影装置
US6493416B1 (en) * 2001-11-21 2002-12-10 Ge Medical Systems Global Technology Company, Llc Method and apparatus for noise reduction in computed tomographic systems
US6965702B2 (en) * 2002-02-27 2005-11-15 Eastman Kodak Company Method for sharpening a digital image with signal to noise estimation
US6891977B2 (en) * 2002-02-27 2005-05-10 Eastman Kodak Company Method for sharpening a digital image without amplifying noise
US6934421B2 (en) * 2002-03-20 2005-08-23 Eastman Kodak Company Calculating noise from multiple digital images having a common noise source
US7228004B2 (en) * 2002-09-05 2007-06-05 Eastman Kodak Company Method for sharpening a digital image
US7269300B2 (en) * 2003-10-24 2007-09-11 Eastman Kodak Company Sharpening a digital image in accordance with magnification values
US7822285B2 (en) * 2004-05-20 2010-10-26 Omnivision Technologies, Inc. Methods and systems for locally adaptive image processing filters
KR100555852B1 (ko) * 2004-06-15 2006-03-03 삼성전자주식회사 영상신호의 노이즈 측정장치 및 방법
DE102004060127B4 (de) * 2004-12-13 2007-05-24 Siemens Ag Röntgendiagnostikeinrichtung sowie Verfahren zum Betrieb einer Röntgendiagnostikeinrichtung zur Ermittlung von die Bildqualität der Röntgendiagnostikeinrichtung bzw. die Sichtbarkeit klinisch relevanter Objekte bestimmenden Werten
JP4901222B2 (ja) 2006-01-19 2012-03-21 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 画像表示装置およびｘ線ｃｔ装置
US8160381B2 (en) * 2006-08-30 2012-04-17 Micron Technology, Inc. Method and apparatus for image noise reduction using noise models
TWI319676B (en) * 2006-10-18 2010-01-11 Quanta Comp Inc Image processing apparatus and method
WO2008046450A1 (en) * 2006-10-18 2008-04-24 Robert Bosch Gmbh Image processing system, method and computer program for contrast enhancement of images
JP4728265B2 (ja) * 2007-02-20 2011-07-20 富士通セミコンダクター株式会社 ノイズ特性測定装置及びノイズ特性測定方法
JP4978402B2 (ja) * 2007-09-28 2012-07-18 富士通セミコンダクター株式会社 画像処理フィルタ、画像処理フィルタの画像処理方法及び画像処理フィルタを備える画像処理装置の画像処理回路
US8520916B2 (en) * 2007-11-20 2013-08-27 Carestream Health, Inc. Enhancement of region of interest of radiological image
TWI456982B (zh) * 2010-03-30 2014-10-11 Realtek Semiconductor Corp 影像處理裝置與空間影像雜訊消除方法
WO2011134490A1 (en) * 2010-04-26 2011-11-03 Robert Bosch Gmbh Detection and/or enhancement of contrast differences in digital image data
CN102906783B (zh) 2010-05-21 2015-12-02 皇家飞利浦电子股份有限公司 用于处理图像的图像处理装置
US9189832B2 (en) 2010-06-21 2015-11-17 Koninklijke Philips N.V. Method and system for noise reduction in low dose computed tomography
IT1403150B1 (it) 2010-11-24 2013-10-04 St Microelectronics Srl Procedimento e dispositivo per depurare dal rumore un segnale video digitale, relativo prodotto informatico.
US9895128B2 (en) * 2013-08-08 2018-02-20 Hitachi, Ltd. X-ray CT apparatus and correction processing device
JP6685762B2 (ja) * 2016-02-22 2020-04-22 キヤノン株式会社 画像処理装置、画像処理方法、およびプログラム
JP6619258B2 (ja) * 2016-02-29 2019-12-11 株式会社日立製作所 Ｘ線検出器、ｘ線ｃｔ装置、ｘ線検出方法、及びｘ線検出プログラム
CN105976341B (zh) * 2016-06-17 2018-10-09 天津工业大学 图像自适应中值滤波方法

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US4504908A (en) * 1982-03-15 1985-03-12 General Electric Company Matched filter for X-ray temporal subtraction
NL8202450A (nl) * 1982-06-17 1984-01-16 Philips Nv Werkwijze en inrichting voor het verwerken van roentgenbeelden.
US4648120A (en) * 1982-07-02 1987-03-03 Conoco Inc. Edge and line detection in multidimensional noisy, imagery data
US4463375A (en) * 1982-09-07 1984-07-31 The Board Of Trustees Of The Leland Standford Junior University Multiple-measurement noise-reducing system
EP0106265B2 (de) * 1982-10-07 1992-08-26 Kabushiki Kaisha Toshiba Bilddatenverarbeitungssystem
US4503461A (en) * 1983-02-22 1985-03-05 The Board Of Trustees Of The Leland, Stanford Junior University Multiple measurement noise reducing system using space-variant filters
US4499493A (en) * 1983-02-22 1985-02-12 The Board Of Trustees Of The Leland Stanford Junior University Multiple measurement noise reducing system using artifact edge identification and selective signal processing
JPS60171573A (ja) * 1984-02-17 1985-09-05 Hitachi Ltd 画像処理システムにおける画像強調方式
US4571635A (en) * 1984-02-17 1986-02-18 Minnesota Mining And Manufacturing Company Method of image enhancement by raster scanning

Also Published As

Publication number Publication date
US4761819A (en) 1988-08-02
EP0280412A2 (de) 1988-08-31
DE3852112T2 (de) 1995-04-06
JP2939749B2 (ja) 1999-08-25
JPS63253481A (ja) 1988-10-20
EP0280412A3 (en) 1990-12-05
EP0280412B1 (de) 1994-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8339 Ceased/non-payment of the annual fee