FR2932286B1 - Procede d'extrapolation d'une image bidimensionnelle en niveaux de gris dans un dispositif de radiographie - Google Patents

Procede d'extrapolation d'une image bidimensionnelle en niveaux de gris dans un dispositif de radiographie

Info

Publication number
FR2932286B1
FR2932286B1 FR0853772A FR0853772A FR2932286B1 FR 2932286 B1 FR2932286 B1 FR 2932286B1 FR 0853772 A FR0853772 A FR 0853772A FR 0853772 A FR0853772 A FR 0853772A FR 2932286 B1 FR2932286 B1 FR 2932286B1
Authority
FR
France
Prior art keywords
extrapolating
gray levels
bidimensional image
radiography device
radiography
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.)
Active
Application number
FR0853772A
Other languages
English (en)
Other versions
FR2932286A1 (fr
Inventor
Razvan Iordache
Giovanni Palma
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Priority to FR0853772A priority Critical patent/FR2932286B1/fr
Priority to US12/477,969 priority patent/US8098920B2/en
Publication of FR2932286A1 publication Critical patent/FR2932286A1/fr
Application granted granted Critical
Publication of FR2932286B1 publication Critical patent/FR2932286B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/432—Truncation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
FR0853772A 2008-06-06 2008-06-06 Procede d'extrapolation d'une image bidimensionnelle en niveaux de gris dans un dispositif de radiographie Active FR2932286B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0853772A FR2932286B1 (fr) 2008-06-06 2008-06-06 Procede d'extrapolation d'une image bidimensionnelle en niveaux de gris dans un dispositif de radiographie
US12/477,969 US8098920B2 (en) 2008-06-06 2009-06-04 Method of extrapolating a grey-level bidimensional image in a radiography device and a radiography device implementing such a method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0853772A FR2932286B1 (fr) 2008-06-06 2008-06-06 Procede d'extrapolation d'une image bidimensionnelle en niveaux de gris dans un dispositif de radiographie

Publications (2)

Publication Number Publication Date
FR2932286A1 FR2932286A1 (fr) 2009-12-11
FR2932286B1 true FR2932286B1 (fr) 2011-07-15

Family

ID=40210434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0853772A Active FR2932286B1 (fr) 2008-06-06 2008-06-06 Procede d'extrapolation d'une image bidimensionnelle en niveaux de gris dans un dispositif de radiographie

Country Status (2)

Country Link
US (1) US8098920B2 (fr)
FR (1) FR2932286B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2925707B1 (fr) * 2007-12-20 2010-02-05 Gen Electric Procede d'estimation d'un masque digital tridimensionnel a partir d'une serie de masques bidimensionnels et dispositif le mettant en oeuvre
US10140735B2 (en) 2015-09-15 2018-11-27 Shanghai United Imaging Healthcare Co., Ltd. Image reconstruction system and method
US9697623B1 (en) 2015-09-15 2017-07-04 Shanghai United Imaging Healthcare Co., Ltd. Image reconstruction system and method
CN105078492B (zh) * 2015-09-15 2018-01-16 上海联影医疗科技有限公司 数字乳腺断层重建中锯齿伪影的校正方法及装置
US20170082557A1 (en) 2015-09-21 2017-03-23 General Electric Company Method and system to image biopsy samples during an x-ray guided biopsy procedure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6084936A (en) 1998-07-10 2000-07-04 General Electric Company Almost-everywhere extrapolation from cone-beam data
DE19854917B4 (de) * 1998-11-27 2008-07-03 Siemens Ag Verfahren zur Bildrekonstruktion für ein CT-Gerät
EP1111909A1 (fr) * 1999-12-23 2001-06-27 Philips Patentverwaltung GmbH Dispositif et méthode pour l'affichage d'une image composée d'une pluralité de parties
DE102006014630B4 (de) * 2006-03-29 2014-04-24 Siemens Aktiengesellschaft Verfahren zur Korrektur von Trunkierungsartefakten
DE102006014629A1 (de) * 2006-03-29 2007-10-04 Siemens Ag Verfahren zur Korrektur von Trunkierungsartefakten
US7773086B2 (en) * 2006-04-07 2010-08-10 Siemens Medical Solutions Usa, Inc. Range-peeling for punching masks in volume rendering
FR2925707B1 (fr) * 2007-12-20 2010-02-05 Gen Electric Procede d'estimation d'un masque digital tridimensionnel a partir d'une serie de masques bidimensionnels et dispositif le mettant en oeuvre

Also Published As

Publication number Publication date
US8098920B2 (en) 2012-01-17
US20090304256A1 (en) 2009-12-10
FR2932286A1 (fr) 2009-12-11

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