BR112013017076A2 - método para remover a assinatura de resposta espacial de um detector de radiografia computadorizada bidimensional a partir de uma imagem de radiografia computadorizada - Google Patents

método para remover a assinatura de resposta espacial de um detector de radiografia computadorizada bidimensional a partir de uma imagem de radiografia computadorizada

Info

Publication number
BR112013017076A2
BR112013017076A2 BR112013017076A BR112013017076A BR112013017076A2 BR 112013017076 A2 BR112013017076 A2 BR 112013017076A2 BR 112013017076 A BR112013017076 A BR 112013017076A BR 112013017076 A BR112013017076 A BR 112013017076A BR 112013017076 A2 BR112013017076 A2 BR 112013017076A2
Authority
BR
Brazil
Prior art keywords
computed radiography
detector
response signature
spatial response
dimensional
Prior art date
Application number
BR112013017076A
Other languages
English (en)
Inventor
Van Goubergen Herman
Cresens Marc
Original Assignee
Agfa Healthcare
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 Healthcare filed Critical Agfa Healthcare
Publication of BR112013017076A2 publication Critical patent/BR112013017076A2/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)

Abstract

método para remover a assinatura de resposta espacial de um detector de radiografia computadorizada bidimensional a partir de uma imagem de radiografia computadorizada método para remover a assinatura de resposta espacial de um detector a partir de uma imagem de radiografia computadorizada por meio de filtragem adaptativa e deformação espacial da assinatura de resposta característica do detector antes da demolução .
BR112013017076A 2011-01-18 2012-01-17 método para remover a assinatura de resposta espacial de um detector de radiografia computadorizada bidimensional a partir de uma imagem de radiografia computadorizada BR112013017076A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161433753P 2011-01-18 2011-01-18
EP11151202.6A EP2477153B1 (en) 2011-01-18 2011-01-18 Method of removing the spatial response signature of a detector from a computed radiography image
PCT/EP2012/050594 WO2012098088A1 (en) 2011-01-18 2012-01-17 Method of removing the spatial response signature of a two-dimensional computed radiography detector from a computed radiography image.

Publications (1)

Publication Number Publication Date
BR112013017076A2 true BR112013017076A2 (pt) 2019-09-24

Family

ID=43983767

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013017076A BR112013017076A2 (pt) 2011-01-18 2012-01-17 método para remover a assinatura de resposta espacial de um detector de radiografia computadorizada bidimensional a partir de uma imagem de radiografia computadorizada

Country Status (5)

Country Link
US (1) US8855359B2 (pt)
EP (1) EP2477153B1 (pt)
CN (1) CN103299341B (pt)
BR (1) BR112013017076A2 (pt)
WO (1) WO2012098088A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2675151A1 (en) 2012-06-11 2013-12-18 Agfa Healthcare A method to evaluate the presence of a source of x-ray beam inhomogeneity during x-ray exposure.
US10621700B1 (en) * 2017-06-21 2020-04-14 Lickenbrock Technologies Llc Computed radiography contrast, noise and resolution improvement
CN109632813A (zh) * 2019-01-18 2019-04-16 福建伟易泰智能科技有限公司 综丝综眼检测与处理方法及装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5315507A (en) * 1989-09-22 1994-05-24 Fuji Photo Film Co., Ltd. Energy subtraction processing method and apparatus, superposition processing method and apparatus, and radiation image read-out apparatus
DE69631126T2 (de) * 1996-08-08 2004-09-16 Agfa-Gevaert Verfahren zur Verbesserung der Aufzeichnungsmaterialfehler von Strahlungsbildern
EP1004037B1 (en) * 1998-06-16 2004-04-14 The Board Of Regents For Oklahoma State University System and method for the detection of abnormal radiation exposures using pulsed optically stimulated luminescence
WO2003011764A2 (en) * 2001-08-03 2003-02-13 Volker Westphal Real-time imaging system and method
US7199837B2 (en) * 2001-11-13 2007-04-03 Ati Technologies, Inc. System for improved ratiometric expansion and method thereof
US20050096515A1 (en) * 2003-10-23 2005-05-05 Geng Z. J. Three-dimensional surface image guided adaptive therapy system
EP1526552B1 (en) 2003-10-24 2011-09-28 Agfa HealthCare NV System for reading out a plurality of differing storage phosphor screens
KR100595254B1 (ko) * 2004-01-17 2006-07-03 엘지전자 주식회사 좌표 변환 장치 및 방법
JP2006242903A (ja) * 2005-03-07 2006-09-14 Fuji Photo Film Co Ltd 放射線画像補正装置
US8194946B2 (en) * 2005-07-28 2012-06-05 Fujifilm Corporation Aligning apparatus, aligning method, and the program
US7244955B2 (en) * 2005-12-15 2007-07-17 General Electric Company Computed radiography systems and methods of use
DE602007000696D1 (de) 2006-02-09 2009-04-30 Agfa Healthcare Nv Strahlungsbildspeicherschirm und Herstellungsverfahren dafür
US7734084B2 (en) * 2006-10-20 2010-06-08 Hewlett-Packard Development Company, L.P. Method and system for offset estimation and alignment
US8008642B2 (en) * 2007-05-30 2011-08-30 Uchicago Argonne, Llc Computed radiography system for mammography
CN101371786B (zh) * 2007-08-24 2011-01-12 北京师范大学珠海分校 一种x射线图像三维重构的方法及系统
US8558207B2 (en) * 2009-09-29 2013-10-15 Carestream Health, Inc. Photostimulable plate reading device
EP2407106B1 (en) 2010-07-15 2018-06-27 Agfa HealthCare NV Method of determining the spatial response signature of a detector in computed radiography

Also Published As

Publication number Publication date
US8855359B2 (en) 2014-10-07
CN103299341A (zh) 2013-09-11
US20130287281A1 (en) 2013-10-31
WO2012098088A1 (en) 2012-07-26
CN103299341B (zh) 2015-11-25
EP2477153A1 (en) 2012-07-18
EP2477153B1 (en) 2013-11-13

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2543 DE 01-10-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.