MX2013004540A - Eliminacion de ruido de tomografia computarizada (ct) de baja dosis. - Google Patents

Eliminacion de ruido de tomografia computarizada (ct) de baja dosis.

Info

Publication number
MX2013004540A
MX2013004540A MX2013004540A MX2013004540A MX2013004540A MX 2013004540 A MX2013004540 A MX 2013004540A MX 2013004540 A MX2013004540 A MX 2013004540A MX 2013004540 A MX2013004540 A MX 2013004540A MX 2013004540 A MX2013004540 A MX 2013004540A
Authority
MX
Mexico
Prior art keywords
noise
radiation
removal
low dose
examination region
Prior art date
Application number
MX2013004540A
Other languages
English (en)
Spanish (es)
Inventor
Kevin M Brown
Stanislav Zabic
Original Assignee
Koninkl Philips Electronics 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of MX2013004540A publication Critical patent/MX2013004540A/es

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/10—Image preprocessing, e.g. calibration, positioning of sources or scatter correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20004—Adaptive image processing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
MX2013004540A 2010-10-27 2011-10-17 Eliminacion de ruido de tomografia computarizada (ct) de baja dosis. MX2013004540A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40704010P 2010-10-27 2010-10-27
PCT/IB2011/054588 WO2012056364A1 (en) 2010-10-27 2011-10-17 Low dose ct denoising

Publications (1)

Publication Number Publication Date
MX2013004540A true MX2013004540A (es) 2013-07-03

Family

ID=44993631

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2013004540A MX2013004540A (es) 2010-10-27 2011-10-17 Eliminacion de ruido de tomografia computarizada (ct) de baja dosis.

Country Status (8)

Country Link
US (1) US9031299B2 (enExample)
EP (1) EP2633494B1 (enExample)
JP (1) JP5937093B2 (enExample)
CN (1) CN103180875B (enExample)
BR (1) BR112013009965A8 (enExample)
MX (1) MX2013004540A (enExample)
RU (1) RU2586968C2 (enExample)
WO (1) WO2012056364A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8538114B2 (en) * 2011-06-06 2013-09-17 Kabushiki Kaisha Toshiba Method and system utilizing parameter-less filter for substantially reducing streak and or noise in computer tomography (CT) images
EP2732437B1 (en) * 2011-07-13 2017-09-06 Rayvis GmbH Transmission image reconstruction and imaging using poissonian detector data
BR112014012072A8 (pt) 2011-11-23 2017-06-20 Koninklijke Philips Nv componente de processamento de dados de imagem para o processamento dos dados de imagem volumétrica reconstruída de um scanner de imagens, e método
RU2014128596A (ru) * 2011-12-13 2016-02-10 Конинклейке Филипс Н.В. Автоматическое определение коэффициента регуляризации для итерационного восстановления изображения с регуляризацией и/или шумоподавлением изображения
US9105124B2 (en) * 2012-06-21 2015-08-11 General Electric Company Methods and systems for reducing noise- related imaging artifacts
JP6310473B2 (ja) * 2012-11-26 2018-04-11 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． プロジェクションデータからノイズ除去を行う方法、プロセッサ及びコンピュータプログラム
KR101891833B1 (ko) * 2012-12-31 2018-08-24 부산가톨릭대학교 산학협력단 전변분에 기초한 노이즈 제거 알고리즘을 이용한 유방 x선 조영장치에서의 선량 감소 방법
CN103226815A (zh) * 2013-04-10 2013-07-31 东南大学 一种低剂量ct图像滤波方法
JP6214226B2 (ja) * 2013-06-06 2017-10-18 キヤノン株式会社 画像処理装置、断層撮影装置、画像処理方法およびプログラム
CN104644203B (zh) * 2014-09-02 2018-01-23 沈阳东软医疗系统有限公司 一种剂量调制扫描方法和装置
KR101904493B1 (ko) * 2016-11-22 2018-10-17 동서대학교산학협력단 저선량 촬영한 동적 3차원 의료영상을 시공간 특징 기반으로 개선하는 방법
WO2018114964A1 (en) * 2016-12-19 2018-06-28 Koninklijke Philips N.V. Detection and/or correction of residual iodine artifacts in spectral computed tomography (ct) imaging
EP3735177B1 (en) * 2018-01-03 2025-03-19 Koninklijke Philips N.V. Full dose pet image estimation from low-dose pet imaging using deep learning
CN108961237B (zh) * 2018-06-28 2020-08-21 安徽工程大学 一种基于卷积神经网络的低剂量ct图像分解方法
EP3820372B1 (en) 2018-07-09 2023-09-06 Koninklijke Philips N.V. Imaging system detector clipping-induced bias correction
US11054534B1 (en) 2020-04-24 2021-07-06 Ronald Nutt Time-resolved positron emission tomography encoder system for producing real-time, high resolution, three dimensional positron emission tomographic image without the necessity of performing image reconstruction
US11300695B2 (en) 2020-04-24 2022-04-12 Ronald Nutt Time-resolved positron emission tomography encoder system for producing event-by-event, real-time, high resolution, three-dimensional positron emission tomographic image without the necessity of performing image reconstruction
RU2744552C1 (ru) * 2020-08-06 2021-03-11 Государственное бюджетное учреждение здравоохранения города Москвы "Научно-практический клинический центр диагностики и телемедицинских технологий Департамента здравоохранения города Москвы" (ГБУЗ "НПКД ДиТ ДЗМ") Способ исследования состояния легких при подозрении на COVID-19 с помощью низкодозной компьютерной томографии
RU2753474C1 (ru) * 2020-12-07 2021-08-17 Государственное бюджетное учреждение здравоохранения города Москвы "Научно-практический клинический центр диагностики и телемедицинских технологий Департамента здравоохранения города Москвы" (ГБУЗ "НПКЦ ДиТ ДЗМ") Способ низкодозного сканирования органов грудной клетки, адаптированный к массе тела пациента
CN112656438B (zh) * 2020-12-17 2023-02-21 中山大学 一种基于曲面全变差的低剂量ct投影域去噪及重建方法
CN114793291B (zh) * 2022-01-25 2023-11-07 深圳软牛科技有限公司 Ios多设备实时投屏方法、系统、计算机设备及存储介质

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4991093A (en) * 1985-08-21 1991-02-05 Exxon Research And Engineering Company Method for producing tomographic images using direct Fourier inversion
US5053615A (en) * 1990-04-06 1991-10-01 Samsung Electronics Co., Ltd. Correction algorithm for contiguous CCD elements leakage
US6016333A (en) * 1998-05-15 2000-01-18 International Business Machines Corporation System and method for improving the quality of images produced by CT scanners operating on low power
US6490476B1 (en) * 1999-10-14 2002-12-03 Cti Pet Systems, Inc. Combined PET and X-ray CT tomograph and method for using same
US6507633B1 (en) * 2001-02-15 2003-01-14 The Regents Of The University Of Michigan Method for statistically reconstructing a polyenergetic X-ray computed tomography image and image reconstructor apparatus utilizing the method
US7187794B2 (en) 2001-10-18 2007-03-06 Research Foundation Of State University Of New York Noise treatment of low-dose computed tomography projections and images
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
US7206440B2 (en) * 2002-02-14 2007-04-17 Carnegie Mellon University Image smoothing with decoupled regularization
IL151634A0 (en) * 2002-09-05 2003-04-10 Real Time Radiography Ltd Direct detection of high energy single photons
US6950493B2 (en) * 2003-06-25 2005-09-27 Besson Guy M Dynamic multi-spectral CT imaging
US7317841B2 (en) * 2003-12-22 2008-01-08 Ge Medical Systems Global Technology Company, Llc System and method for image noise reduction using a minimal error spatiotemporal recursive filter
EP1765174A1 (en) * 2004-07-07 2007-03-28 Koninklijke Philips Electronics N.V. Streak artifact reduction in cardiac cone beam ct reconstruction
US7508968B2 (en) * 2004-09-22 2009-03-24 Siemens Medical Solutions Usa, Inc. Image compounding based on independent noise constraint
US7362845B2 (en) * 2005-04-25 2008-04-22 University Of Rochester Method and apparatus of global de-noising for cone beam and fan beam CT imaging
US7616841B2 (en) * 2005-06-17 2009-11-10 Ricoh Co., Ltd. End-to-end design of electro-optic imaging systems
JP2009513220A (ja) * 2005-10-28 2009-04-02 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 分光コンピュータ断層撮影の方法および装置
WO2010011676A2 (en) 2008-07-23 2010-01-28 The Regents Of The University Of California Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography
US7888651B2 (en) * 2007-05-21 2011-02-15 The Board Of Trustees Of The Leland Stanford Junior University Method and system for using tissue-scattered coincidence photons for imaging
US8014616B2 (en) 2007-11-02 2011-09-06 Siemens Aktiengesellschaft System and method for fixed point continuation for total variation based compressed sensing imaging
JP2010078338A (ja) * 2008-09-24 2010-04-08 Toshiba Corp Ｘ線検出器
US8837666B2 (en) * 2008-09-30 2014-09-16 Hitachi Medical Corporation X-ray CT apparatus
CA2748234A1 (en) * 2008-12-25 2010-07-01 Medic Vision - Imaging Solutions Ltd. Denoising medical images
WO2010096701A1 (en) * 2009-02-20 2010-08-26 Mayo Foundation For Medical Education And Research Projection-space denoising with bilateral filtering in computed tomography
US8031831B2 (en) * 2009-05-28 2011-10-04 Kabushiki Kaisha Toshiba Voltage and or current modulation in dual energy computed tomography
EP2486546B1 (en) 2009-10-06 2014-05-21 Koninklijke Philips N.V. Method for artifact reduction in cone-beam ct images
BR112012012231A2 (pt) 2009-11-25 2017-12-19 Koninl Philips Electronics Nv método e sistema

Also Published As

Publication number Publication date
JP2013542018A (ja) 2013-11-21
US20130208971A1 (en) 2013-08-15
BR112013009965A2 (pt) 2016-08-02
CN103180875B (zh) 2018-04-13
RU2013123937A (ru) 2014-12-10
RU2586968C2 (ru) 2016-06-10
EP2633494A1 (en) 2013-09-04
US9031299B2 (en) 2015-05-12
WO2012056364A1 (en) 2012-05-03
BR112013009965A8 (pt) 2016-09-13
JP5937093B2 (ja) 2016-06-22
CN103180875A (zh) 2013-06-26
EP2633494B1 (en) 2019-12-11

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