JP2013542018A5 - - Google Patents
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- JP2013542018A5 JP2013542018A5 JP2013535544A JP2013535544A JP2013542018A5 JP 2013542018 A5 JP2013542018 A5 JP 2013542018A5 JP 2013535544 A JP2013535544 A JP 2013535544A JP 2013535544 A JP2013535544 A JP 2013535544A JP 2013542018 A5 JP2013542018 A5 JP 2013542018A5
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- JP
- Japan
- Prior art keywords
- projection
- estimated
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- photons
- projection data
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40704010P | 2010-10-27 | 2010-10-27 | |
| US61/407,040 | 2010-10-27 | ||
| PCT/IB2011/054588 WO2012056364A1 (en) | 2010-10-27 | 2011-10-17 | Low dose ct denoising |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013542018A JP2013542018A (ja) | 2013-11-21 |
| JP2013542018A5 true JP2013542018A5 (enExample) | 2014-11-13 |
| JP5937093B2 JP5937093B2 (ja) | 2016-06-22 |
Family
ID=44993631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013535544A Active JP5937093B2 (ja) | 2010-10-27 | 2011-10-17 | 低線量ｃｔノイズを除去するためのシステム及び方法 |
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)
| 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 |
| WO2013007272A1 (en) * | 2011-07-13 | 2013-01-17 | Rayvis Gmbh | Transmission image reconstruction and imaging using poissonian detector data |
| RU2629432C2 (ru) | 2011-11-23 | 2017-08-29 | Конинклейке Филипс Н.В. | Устранение шума в области изображения |
| 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 |
| US11049295B2 (en) * | 2016-12-19 | 2021-06-29 | Koninklijke Philips N.V. | Detection and/or correction of residual iodine artifacts in spectral computed tomography (CT) imaging |
| CN111867474B (zh) * | 2018-01-03 | 2024-12-20 | 皇家飞利浦有限公司 | 使用深度学习根据低剂量pet成像进行全剂量pet图像估计 |
| 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 |
| CN112566554B (zh) | 2018-07-09 | 2024-10-22 | 皇家飞利浦有限公司 | 成像系统探测器剪切引起的偏置校正 |
| 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)
| 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 |
| US6950492B2 (en) * | 2003-06-25 | 2005-09-27 | Besson Guy M | Dynamic multi-spectral X-ray projection 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 |
| CN100563570C (zh) * | 2004-07-07 | 2009-12-02 | 皇家飞利浦电子股份有限公司 | 心脏锥面光束ct重建中条纹伪影的减少 |
| 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 |
| WO2007049168A2 (en) * | 2005-10-28 | 2007-05-03 | Koninklijke Philips Electronics, N.V. | Method and apparatus for spectral computed tomography |
| US8183531B2 (en) * | 2007-05-21 | 2012-05-22 | The Board Of Trustees Of The Leland Stanford Junior University | System and method for tomography combining single and paired photons |
| US8014616B2 (en) | 2007-11-02 | 2011-09-06 | Siemens Aktiengesellschaft | System and method for fixed point continuation for total variation based compressed sensing imaging |
| CA2729607A1 (en) * | 2008-07-23 | 2010-01-28 | Jianwei Miao | Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography |
| JP2010078338A (ja) * | 2008-09-24 | 2010-04-08 | Toshiba Corp | Ｘ線検出器 |
| WO2010038536A1 (ja) * | 2008-09-30 | 2010-04-08 | 株式会社 日立メディコ | Ｘ線ｃｔ装置 |
| JP5753791B2 (ja) * | 2008-12-25 | 2015-07-22 | メディック ビジョン イメージング ソルーション リミティッド | ノイズ除去された所定の解像度の医療画像を提供する方法、所定の解像度のノイズ除去された所定の解像度の医療画像を提供するシステム |
| 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 |
| CN102576468B (zh) | 2009-10-06 | 2015-01-28 | 皇家飞利浦电子股份有限公司 | 用于锥形射束ct图像中的伪影减少的方法 |
| EP2504811B1 (en) | 2009-11-25 | 2014-06-18 | Koninklijke Philips N.V. | Enhanced image data/dose reduction |
-
2011
- 2011-10-17 RU RU2013123937/14A patent/RU2586968C2/ru not_active IP Right Cessation
- 2011-10-17 EP EP11784781.4A patent/EP2633494B1/en active Active
- 2011-10-17 JP JP2013535544A patent/JP5937093B2/ja active Active
- 2011-10-17 US US13/879,821 patent/US9031299B2/en active Active
- 2011-10-17 MX MX2013004540A patent/MX2013004540A/es active IP Right Grant
- 2011-10-17 BR BR112013009965A patent/BR112013009965A8/pt not_active IP Right Cessation
- 2011-10-17 WO PCT/IB2011/054588 patent/WO2012056364A1/en not_active Ceased
- 2011-10-17 CN CN201180051297.9A patent/CN103180875B/zh active Active
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