JP2019535451A5 - - Google Patents
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- JP2019535451A5 JP2019535451A5 JP2019530016A JP2019530016A JP2019535451A5 JP 2019535451 A5 JP2019535451 A5 JP 2019535451A5 JP 2019530016 A JP2019530016 A JP 2019530016A JP 2019530016 A JP2019530016 A JP 2019530016A JP 2019535451 A5 JP2019535451 A5 JP 2019535451A5
- Authority
- JP
- Japan
- Prior art keywords
- noise
- image
- projection data
- data
- imaging system
- 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.)
- Granted
Links
- 238000003384 imaging method Methods 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 19
- 230000005855 radiation Effects 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662430424P | 2016-12-06 | 2016-12-06 | |
| US62/430,424 | 2016-12-06 | ||
| PCT/EP2017/081593 WO2018104349A1 (en) | 2016-12-06 | 2017-12-06 | Image noise estimation using alternating negation |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019535451A JP2019535451A (ja) | 2019-12-12 |
| JP2019535451A5 true JP2019535451A5 (enExample) | 2021-01-21 |
| JP7123927B2 JP7123927B2 (ja) | 2022-08-23 |
Family
ID=60923439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019530016A Active JP7123927B2 (ja) | 2016-12-06 | 2017-12-06 | 交互打ち消しを使用する画像ノイズ推定 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10984564B2 (enExample) |
| EP (1) | EP3552181B1 (enExample) |
| JP (1) | JP7123927B2 (enExample) |
| CN (1) | CN110073412B (enExample) |
| WO (1) | WO2018104349A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4123297B1 (en) * | 2020-04-16 | 2025-03-05 | Hamamatsu Photonics K.K. | Radiographic image processing method, trained model, radiographic image processing module, radiographic image processing program, and radiographic image processing system |
| JP7395523B2 (ja) * | 2021-02-02 | 2023-12-11 | 富士フイルムヘルスケア株式会社 | 医用画像処理装置および医用画像処理方法 |
| TWI890836B (zh) * | 2021-02-15 | 2025-07-21 | 日商濱松赫德尼古斯股份有限公司 | 放射線圖像獲取裝置、放射線圖像獲取系統及放射線圖像獲取方法 |
| WO2023030922A1 (en) | 2021-08-31 | 2023-03-09 | Koninklijke Philips N.V. | Denoising of medical images using a machine-learning method |
| DE102023209197A1 (de) | 2023-09-21 | 2025-03-27 | Siemens Healthineers Ag | Verfahren und Vorrichtung zum Entrauschen einer Tomographie-Aufnahme |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6078639A (en) | 1997-11-26 | 2000-06-20 | Picker International, Inc. | Real time continuous CT imaging |
| EP1599836B1 (en) | 2003-02-14 | 2010-04-21 | Koninklijke Philips Electronics N.V. | System and method for helical cone-beam computed tomography with exact reconstruction |
| US7672421B2 (en) | 2005-10-12 | 2010-03-02 | Siemens Medical Solutions Usa, Inc. | Reduction of streak artifacts in low dose CT imaging through multi image compounding |
| US7756312B2 (en) | 2006-10-19 | 2010-07-13 | General Electric Company | Methods and apparatus for noise estimation |
| US7706497B2 (en) | 2008-03-14 | 2010-04-27 | General Electric Company | Methods and apparatus for noise estimation for multi-resolution anisotropic diffusion filtering |
| US8938110B2 (en) | 2009-10-22 | 2015-01-20 | Koninklijke Philips N.V. | Enhanced image data/dose reduction |
| US8396273B2 (en) | 2009-12-30 | 2013-03-12 | General Electric Company | Noise reduction method for dual-energy imaging |
| US9189832B2 (en) * | 2010-06-21 | 2015-11-17 | Koninklijke Philips N.V. | Method and system for noise reduction in low dose computed tomography |
| US8761540B2 (en) | 2011-06-14 | 2014-06-24 | Kabushiki Kaisha Toshiba | Method and system for estimating noise level |
| WO2013076613A1 (en) | 2011-11-23 | 2013-05-30 | Koninklijke Philips Electronics N.V. | Image domain de-noising |
| US9031297B2 (en) | 2013-02-01 | 2015-05-12 | Kabushiki Kaisha Toshiba | Alternative noise map estimation methods for CT images |
| US9076237B2 (en) | 2013-03-12 | 2015-07-07 | Wisconsin Alumni Research Foundation | System and method for estimating a statistical noise map in x-ray imaging applications |
| CN103366389A (zh) * | 2013-04-27 | 2013-10-23 | 中国人民解放军北京军区总医院 | Ct图像重建方法 |
| US9761006B2 (en) | 2013-06-28 | 2017-09-12 | Koninklijke Philips N.V. | Methods of utilizing image noise information |
| CN105377141B (zh) * | 2013-07-25 | 2018-05-04 | 株式会社日立制作所 | X射线ct装置 |
| US9357976B2 (en) * | 2013-10-24 | 2016-06-07 | General Electric Company | System and method of noise deletion in computed tomography |
| WO2016132880A1 (ja) * | 2015-02-16 | 2016-08-25 | 株式会社日立製作所 | 演算装置、ｘ線ｃｔ装置、及び画像再構成方法 |
| JP6713860B2 (ja) | 2016-07-04 | 2020-06-24 | 株式会社日立製作所 | 画像再構成装置、ｘ線ｃｔ装置、および、画像再構成方法 |
-
2017
- 2017-12-06 CN CN201780075808.8A patent/CN110073412B/zh active Active
- 2017-12-06 WO PCT/EP2017/081593 patent/WO2018104349A1/en not_active Ceased
- 2017-12-06 EP EP17825127.8A patent/EP3552181B1/en active Active
- 2017-12-06 JP JP2019530016A patent/JP7123927B2/ja active Active
- 2017-12-06 US US16/463,859 patent/US10984564B2/en active Active
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