CN103608839B - 对比度相关分辨率图像 - Google Patents

对比度相关分辨率图像 Download PDF

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Publication number
CN103608839B
CN103608839B CN201280025725.5A CN201280025725A CN103608839B CN 103608839 B CN103608839 B CN 103608839B CN 201280025725 A CN201280025725 A CN 201280025725A CN 103608839 B CN103608839 B CN 103608839B
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image
contrast
gradient
resolution
reconstructed
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CN103608839A (zh
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K·布朗
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Koninklijke Philips NV
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Koninklijke Philips Electronics NV
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/30—Image post-processing, e.g. metal artefact correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
CN201280025725.5A 2011-03-28 2012-03-16 对比度相关分辨率图像 Active CN103608839B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161468126P 2011-03-28 2011-03-28
US61/468,126 2011-03-28
PCT/IB2012/051266 WO2012131520A2 (en) 2011-03-28 2012-03-16 Contrast-dependent resolution image

Publications (2)

Publication Number Publication Date
CN103608839A CN103608839A (zh) 2014-02-26
CN103608839B true CN103608839B (zh) 2017-04-12

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US (1) US9336612B2 (enExample)
EP (1) EP2691932B1 (enExample)
JP (1) JP6169558B2 (enExample)
CN (1) CN103608839B (enExample)
BR (1) BR112013024733A2 (enExample)
RU (1) RU2585790C2 (enExample)
WO (1) WO2012131520A2 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6312401B2 (ja) * 2012-11-30 2018-04-18 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム
EP2984632B1 (en) 2013-04-10 2020-10-07 Koninklijke Philips N.V. Image quality index and/or imaging parameter recommendation based thereon
CN105103194B (zh) 2013-04-10 2019-01-29 皇家飞利浦有限公司 经重建图像数据可视化
WO2014192831A1 (ja) * 2013-05-28 2014-12-04 株式会社東芝 医用画像診断装置及び制御方法
WO2015014678A1 (en) * 2013-07-30 2015-02-05 Koninklijke Philips N.V. Combined mri pet imaging
CN103955610B (zh) * 2014-04-22 2017-04-26 青岛大学附属医院 一种医学影像计算机辅助分析方法
EP3134867B1 (en) 2014-04-23 2019-09-11 Koninklijke Philips N.V. Restoration of low contrast structure in de-noise image data
JP6275287B2 (ja) * 2014-09-15 2018-02-07 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 鮮明度駆動型正則化パラメータを用いる反復画像再構成
CN104660899A (zh) * 2014-09-29 2015-05-27 上海华勤通讯技术有限公司 照片的处理方法
US10078057B2 (en) * 2015-09-02 2018-09-18 Fei Company Data processing in a tomographic imaging apparatus
US10339634B2 (en) * 2015-12-11 2019-07-02 Shanghai United Imaging Healthcare Co., Ltd. System and method for image reconstruction
US10255696B2 (en) 2015-12-11 2019-04-09 Shanghai United Imaging Healthcare Co., Ltd. System and method for image reconstruction
US20170294033A1 (en) * 2016-04-06 2017-10-12 Varex Imaging Corporation Dose efficient x-ray detector and method
WO2019036446A2 (en) * 2017-08-17 2019-02-21 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services HYBRID TOMODENSITOMETRY SYSTEM WITH ADDITIONAL DETECTORS IMMEDIATELY NEAR THE BODY
US10719934B2 (en) * 2018-10-17 2020-07-21 Canon Medical Systems Corporation Devices, systems, and methods for medical imaging
CN109587462A (zh) * 2018-11-30 2019-04-05 中山大学 高对比度投影画面调整方法、装置、投影装置及投影系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6208765B1 (en) * 1998-06-19 2001-03-27 Sarnoff Corporation Method and apparatus for improving image resolution
CN1521695A (zh) * 2003-02-13 2004-08-18 ��ʽ���綫֥ 从图像中减少噪声的图像处理设备
US20090245679A1 (en) * 2008-03-27 2009-10-01 Kazuyasu Ohwaki Image processing apparatus
US20090278857A1 (en) * 2005-10-12 2009-11-12 Active Optics Pty Limited Method of forming an image based on a plurality of image frames, image processing system and digital camera
CN101915901A (zh) * 2010-08-17 2010-12-15 中国科学院深圳先进技术研究院 磁共振成像方法及装置

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463375A (en) 1982-09-07 1984-07-31 The Board Of Trustees Of The Leland Standford Junior University Multiple-measurement noise-reducing system
US5754697A (en) * 1994-12-02 1998-05-19 Fu; Chi-Yung Selective document image data compression technique
US6724942B1 (en) * 1999-05-24 2004-04-20 Fuji Photo Film Co., Ltd. Image processing method and system
JP4053185B2 (ja) * 1999-06-22 2008-02-27 富士フイルム株式会社 画像処理方法および装置
KR100344807B1 (ko) * 2000-01-12 2002-07-20 엘지전자주식회사 영상 신호 보정 장치 및 방법
JP4556276B2 (ja) * 2000-03-23 2010-10-06 ソニー株式会社 画像処理回路及び画像処理方法
US6778692B1 (en) * 2000-08-11 2004-08-17 General Electric Company Image processing method and apparatus including image improving circuit
WO2002048964A1 (en) * 2000-12-14 2002-06-20 Matsushita Electric Works, Ltd. Image processor and pattern recognition apparatus using the image processor
US6816627B2 (en) * 2001-04-12 2004-11-09 Lockheed Martin Corporation System for morphological image fusion and change detection
DE10150428A1 (de) 2001-10-11 2003-04-30 Siemens Ag Verfahren zur Erzeugung dreidimensionaler, mehrfachaufgelöster Volumenbilder eines Untersuchungsobjekts
JP4130114B2 (ja) * 2002-10-09 2008-08-06 株式会社日立メディコ 超音波イメージング装置及び超音波信号処理方法
US7492967B2 (en) 2003-09-24 2009-02-17 Kabushiki Kaisha Toshiba Super-resolution processor and medical diagnostic imaging apparatus
EP1687650A1 (en) * 2003-10-13 2006-08-09 Koninklijke Philips Electronics N.V. System and method for magnetic resonance imaging
US7817837B2 (en) * 2004-05-19 2010-10-19 Hitachi Medical Corporation Image processing device and method
JP4602703B2 (ja) * 2004-06-14 2010-12-22 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 放射線撮影装置および画像生成装置
US7623691B2 (en) * 2004-08-06 2009-11-24 Kabushiki Kaisha Toshiba Method for helical windmill artifact reduction with noise restoration for helical multislice CT
US20070014468A1 (en) * 2005-07-12 2007-01-18 Gines David L System and method for confidence measures for mult-resolution auto-focused tomosynthesis
EP1913553A2 (en) * 2005-07-26 2008-04-23 Koninklijke Philips Electronics N.V. Cardiac region detection from motion analysis of small scale reconstruction
US7983462B2 (en) 2005-11-22 2011-07-19 Purdue Research Foundation Methods and systems for improving quality of an image
JP2009533163A (ja) * 2006-04-13 2009-09-17 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 コイル感度の波動伝搬に基づく評価
US20090207968A1 (en) * 2006-06-22 2009-08-20 Koninklijke Philips Electronics N. V. Dual x-ray tube gating
DE102008021639A1 (de) 2008-04-30 2009-12-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen einer CT-Rekonstruktion eines Objekts mit einem hochaufgelösten interessierenden Objektbereich
TWI457853B (zh) * 2009-03-24 2014-10-21 Ind Tech Res Inst 提供深度資訊之影像處理方法及其影像處理系統

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6208765B1 (en) * 1998-06-19 2001-03-27 Sarnoff Corporation Method and apparatus for improving image resolution
CN1521695A (zh) * 2003-02-13 2004-08-18 ��ʽ���綫֥ 从图像中减少噪声的图像处理设备
US20090278857A1 (en) * 2005-10-12 2009-11-12 Active Optics Pty Limited Method of forming an image based on a plurality of image frames, image processing system and digital camera
US20090245679A1 (en) * 2008-03-27 2009-10-01 Kazuyasu Ohwaki Image processing apparatus
CN101915901A (zh) * 2010-08-17 2010-12-15 中国科学院深圳先进技术研究院 磁共振成像方法及装置

Also Published As

Publication number Publication date
WO2012131520A2 (en) 2012-10-04
US9336612B2 (en) 2016-05-10
EP2691932A2 (en) 2014-02-05
BR112013024733A2 (pt) 2016-12-27
CN103608839A (zh) 2014-02-26
US20140016849A1 (en) 2014-01-16
WO2012131520A3 (en) 2012-11-22
JP6169558B2 (ja) 2017-07-26
EP2691932B1 (en) 2019-07-24
JP2014514048A (ja) 2014-06-19
RU2585790C2 (ru) 2016-06-10
RU2013147816A (ru) 2015-05-10

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