DE69518829T2 - Bestrahlungsfeldererkennungsverfahren - Google Patents

Bestrahlungsfeldererkennungsverfahren

Info

Publication number
DE69518829T2
DE69518829T2 DE69518829T DE69518829T DE69518829T2 DE 69518829 T2 DE69518829 T2 DE 69518829T2 DE 69518829 T DE69518829 T DE 69518829T DE 69518829 T DE69518829 T DE 69518829T DE 69518829 T2 DE69518829 T2 DE 69518829T2
Authority
DE
Germany
Prior art keywords
detection method
field detection
radiation field
radiation
field
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 - Lifetime
Application number
DE69518829T
Other languages
English (en)
Other versions
DE69518829D1 (de
Inventor
Piet Dewaele
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.)
Agfa HealthCare NV
Original Assignee
Agfa Gevaert NV
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 Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of DE69518829D1 publication Critical patent/DE69518829D1/de
Publication of DE69518829T2 publication Critical patent/DE69518829T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/12—Edge-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • 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
    • G06T2207/10116—X-ray image
    • 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Quality & Reliability (AREA)
  • Image Analysis (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
DE69518829T 1995-05-11 1995-05-11 Bestrahlungsfeldererkennungsverfahren Expired - Lifetime DE69518829T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP95201215A EP0742536B1 (de) 1995-05-11 1995-05-11 Bestrahlungsfeldererkennungsverfahren

Publications (2)

Publication Number Publication Date
DE69518829D1 DE69518829D1 (de) 2000-10-19
DE69518829T2 true DE69518829T2 (de) 2001-03-15

Family

ID=8220284

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518829T Expired - Lifetime DE69518829T2 (de) 1995-05-11 1995-05-11 Bestrahlungsfeldererkennungsverfahren

Country Status (4)

Country Link
US (1) US5651042A (de)
EP (1) EP0742536B1 (de)
JP (1) JP3111023B2 (de)
DE (1) DE69518829T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10112947A1 (de) * 2001-03-17 2002-09-26 Zeiss Carl Jena Gmbh Verfahren zur Auswertung von Schichtbildern

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JPH09329527A (ja) * 1996-04-08 1997-12-22 Advantest Corp 画像処理方法および画像処理装置
JP4083251B2 (ja) * 1996-08-16 2008-04-30 富士フイルム株式会社 照射野外画像処理方法および装置
US6226398B1 (en) * 1996-12-04 2001-05-01 Minolta-Qms, Inc. Method and apparatus for reformatting a high resolution image file for printing on a lower resolution printer
JP3923131B2 (ja) * 1997-03-31 2007-05-30 富士フイルム株式会社 放射線画像の照射野認識方法および装置、並びに黒化処理方法および装置
US6212291B1 (en) 1998-01-29 2001-04-03 Eastman Kodak Company Method for recognizing multiple irradiation fields in digital radiography
WO1999057683A1 (en) * 1998-05-04 1999-11-11 The Johns Hopkins University Method and apparatus for segmenting small structures in images
EP1037166A1 (de) * 1999-03-16 2000-09-20 Philips Corporate Intellectual Property GmbH Verfahren zur Detektion von Konturen in einem Röntgenbild
JP2001144966A (ja) * 1999-11-11 2001-05-25 Canon Inc 画像処理装置及びその方法
US6278765B1 (en) * 1999-12-30 2001-08-21 Leonard Berliner Process for producing diagnostic quality x-ray images from a fluoroscopic sequence
JP2003141548A (ja) * 2001-10-22 2003-05-16 Ge Medical Systems Global Technology Co Llc ３次元ラベリング装置及びその方法
US7391895B2 (en) 2003-07-24 2008-06-24 Carestream Health, Inc. Method of segmenting a radiographic image into diagnostically relevant and diagnostically irrelevant regions
US7394924B2 (en) * 2003-10-14 2008-07-01 Mirada Solutions Limited Scatter correction in scanning imaging systems
DE502004004942D1 (de) * 2004-05-04 2007-10-25 Agfa Gevaert Healthcare Gmbh Verfahren zur Erfassung und Darstellung eines in einer Phosphorschicht gespeicherten Röntgenbildes
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
EP1842153B1 (de) * 2005-01-27 2012-08-01 Tandent Vision Science, Inc. Unterscheidung von beleuchtungs- und reflexionsbereichen
DE102005006658B4 (de) * 2005-02-14 2011-12-15 Siemens Ag Verfahren bzw. Röntgensystem zur Aufnahme von Röntgenabbildungen eines auf einem digitalen Röntgendetektor abgebildeten Untersuchungsobjektes
US8976173B2 (en) * 2006-01-27 2015-03-10 Tandent Vision Science, Inc. Bi-illuminant dichromatic reflection model for image manipulation
US8976174B2 (en) * 2006-01-27 2015-03-10 Tandent Vision Science, Inc. Bi-illuminant dichromatic reflection model for image manipulation
JP4981336B2 (ja) 2006-03-08 2012-07-18 オリンパスメディカルシステムズ株式会社 医療用画像処理装置及び医療用画像処理方法
FR2903211B1 (fr) * 2006-06-30 2009-03-06 Gen Electric Procedes et dispositifs de correction d'une mammographie a implant et de segmentation d'un implant
US20080123929A1 (en) * 2006-07-03 2008-05-29 Fujifilm Corporation Apparatus, method and program for image type judgment
CA2668297C (en) 2006-09-19 2017-10-24 Cedara Software Corp. System and method for shutter detection
EP1916624B1 (de) 2006-10-25 2016-11-23 Agfa HealthCare NV Verfahren zur Segmentierung eines digitalen medizinischen Bildes
US7760912B2 (en) * 2007-08-01 2010-07-20 Tandent Vision Science, Inc. Image segregation system with method for handling textures
US20090060372A1 (en) * 2007-08-27 2009-03-05 Riverain Medical Group, Llc Object removal from images
EP2131325B1 (de) 2008-05-08 2013-01-30 Agfa Healthcare Verfahren für Nachweis und Segmentierung von Massekandidaten bei digitaler Mammografie
US8139850B2 (en) * 2008-12-05 2012-03-20 Tandent Vision Science, Inc. Constraint generation for use in image segregation
US8139867B2 (en) * 2008-12-05 2012-03-20 Tandent Vision Science, Inc. Image segregation system architecture
US8260050B2 (en) * 2008-12-05 2012-09-04 Tandent Vision Science, Inc. Test bed for optimizing an image segregation
US20100142846A1 (en) * 2008-12-05 2010-06-10 Tandent Vision Science, Inc. Solver for image segregation
US20130134332A1 (en) * 2009-04-17 2013-05-30 University Hospitals Of Cleveland Shield and method for using same
US8194975B2 (en) * 2009-06-29 2012-06-05 Tandent Vision Science, Inc. Use of an intrinsic image in face recognition
JP5828649B2 (ja) * 2011-03-09 2015-12-09 キヤノン株式会社 画像処理装置、画像処理方法、及びコンピュータプログラム
US20140270489A1 (en) * 2013-03-12 2014-09-18 Microsoft Corporation Learned mid-level representation for contour and object detection
US20140264078A1 (en) * 2013-03-12 2014-09-18 Agfa Healthcare Nv Radiation Image Read-Out and Cropping System
US9256939B1 (en) 2014-07-17 2016-02-09 Agfa Healthcare System and method for aligning mammography images
CN109242840B (zh) * 2018-08-29 2021-01-12 上海联影医疗科技股份有限公司 检测乳房图像中限束器区域的方法、在乳房图像中确定边界的方法和医疗设备
EP3785222B1 (de) 2018-05-30 2024-04-17 Shanghai United Imaging Healthcare Co., Ltd. Systeme und verfahren zur bildverarbeitung
WO2024123294A1 (en) * 2022-12-05 2024-06-13 Aselsan Elektroni̇k Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ A method for segmentation - based x-ray image collimation area detection and anatomical area decomposition

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US4891757A (en) * 1986-04-14 1990-01-02 Picker International, Inc. Medical imaging system and method having gray scale mapping means for indicating image saturation regions
JPH0721621B2 (ja) * 1987-04-16 1995-03-08 富士写真フイルム株式会社 放射線画像の分割パタ−ン認識方法
JPH0786659B2 (ja) * 1988-03-19 1995-09-20 富士写真フイルム株式会社 放射線画像の分割パターン認識方法
US5081580A (en) * 1988-04-20 1992-01-14 Fuji Photo Film Co., Ltd. Method for recognizing an irradiation field, and method for judging the correctness or incorrectness of prospective contour points of an irradiation field
JPH04261649A (ja) * 1990-08-20 1992-09-17 Fuji Photo Film Co Ltd 放射線画像解析方法および装置
US5265173A (en) * 1991-03-20 1993-11-23 Hughes Aircraft Company Rectilinear object image matcher
US5268967A (en) * 1992-06-29 1993-12-07 Eastman Kodak Company Method for automatic foreground and background detection in digital radiographic images
EP0610605B1 (de) * 1993-02-11 1997-07-16 Agfa-Gevaert N.V. Strahlungsfelderkennungsverfahren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10112947A1 (de) * 2001-03-17 2002-09-26 Zeiss Carl Jena Gmbh Verfahren zur Auswertung von Schichtbildern

Also Published As

Publication number Publication date
US5651042A (en) 1997-07-22
JPH08299315A (ja) 1996-11-19
JP3111023B2 (ja) 2000-11-20
DE69518829D1 (de) 2000-10-19
EP0742536A1 (de) 1996-11-13
EP0742536B1 (de) 2000-09-13

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGFA HEALTHCARE NV, MORTSEL, BE