DE102007042296A1 - Verfahren und System zum Erzeugen eines multispektralen Bildes eines Objekts - Google Patents
Verfahren und System zum Erzeugen eines multispektralen Bildes eines Objekts Download PDFInfo
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- DE102007042296A1 DE102007042296A1 DE102007042296A DE102007042296A DE102007042296A1 DE 102007042296 A1 DE102007042296 A1 DE 102007042296A1 DE 102007042296 A DE102007042296 A DE 102007042296A DE 102007042296 A DE102007042296 A DE 102007042296A DE 102007042296 A1 DE102007042296 A1 DE 102007042296A1
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- 238000000034 method Methods 0.000 title claims abstract description 51
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- 239000000203 mixture Substances 0.000 claims description 26
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 9
- 238000010191 image analysis Methods 0.000 claims description 7
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/20—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/482—Diagnostic techniques involving multiple energy imaging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S378/00—X-ray or gamma ray systems or devices
- Y10S378/901—Computer tomography program or processor
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/530,288 | 2006-09-08 | ||
| US11/530,288 US7760848B2 (en) | 2006-09-08 | 2006-09-08 | Method and system for generating a multi-spectral image of an object |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102007042296A1 true DE102007042296A1 (de) | 2008-03-27 |
Family
ID=39105350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102007042296A Withdrawn DE102007042296A1 (de) | 2006-09-08 | 2007-09-06 | Verfahren und System zum Erzeugen eines multispektralen Bildes eines Objekts |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7760848B2 (https=) |
| JP (1) | JP5508667B2 (https=) |
| CN (1) | CN101138501B (https=) |
| DE (1) | DE102007042296A1 (https=) |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010527741A (ja) * | 2007-05-31 | 2010-08-19 | ジェネラル エレクトリック カンパニー | 画像再構成において利得変動の補正を容易にする方法及びシステム |
| US8194961B2 (en) * | 2008-04-21 | 2012-06-05 | Kabushiki Kaisha Toshiba | Method, apparatus, and computer-readable medium for pre-reconstruction decomposition and calibration in dual energy computed tomography |
| US8903191B2 (en) | 2008-12-30 | 2014-12-02 | Intel Corporation | Method and apparatus for noise reduction in video |
| FR2953964B1 (fr) * | 2009-12-15 | 2012-05-04 | Gen Electric | Procede de traitement d'images obtenues par tomographie ou tomosynthese a faible nombre de projections |
| US8731266B2 (en) * | 2009-12-17 | 2014-05-20 | General Electric Company | Method and system for correcting artifacts in image reconstruction |
| US8160206B2 (en) * | 2009-12-23 | 2012-04-17 | General Electric Company | Dual-energy imaging at reduced sample rates |
| JP5590548B2 (ja) * | 2010-02-03 | 2014-09-17 | 国立大学法人京都大学 | Ｘ線ｃｔ画像処理方法，ｘ線ｃｔプログラムおよび該プログラムが搭載されたｘ線ｃｔ装置 |
| US9807860B2 (en) | 2010-10-20 | 2017-10-31 | Medtronic Navigation, Inc. | Gated image acquisition and patient model construction |
| US20120099768A1 (en) * | 2010-10-20 | 2012-04-26 | Medtronic Navigation, Inc. | Method and Apparatus for Reconstructing Image Projections |
| US8588494B2 (en) * | 2010-10-29 | 2013-11-19 | General Electric Company | System and method for material decomposition optimization in image domain |
| US9092895B2 (en) | 2010-12-20 | 2015-07-28 | General Electric Company | System and method for soft-field reconstruction |
| EP2663964A1 (en) | 2011-01-10 | 2013-11-20 | Koninklijke Philips N.V. | Dual-energy tomographic imaging system |
| US8483471B2 (en) * | 2011-06-30 | 2013-07-09 | General Electric Company | Method and system for scatter correction in X-ray imaging |
| US9547889B2 (en) * | 2011-07-15 | 2017-01-17 | Koninklijke Philips N.V. | Image processing for spectral CT |
| EP3708077B1 (en) * | 2011-09-09 | 2024-06-19 | The Regents of The University of California | In vivo visualization and control of pathological changes in neural circuits |
| CN104135930B (zh) * | 2012-02-21 | 2018-03-30 | 皇家飞利浦有限公司 | 利用感兴趣组织谱成像和跟踪进行的自适应放射治疗 |
| JP6051393B2 (ja) * | 2012-05-25 | 2016-12-27 | 朝日レントゲン工業株式会社 | ポアソンノイズ除去装置、ポアソンノイズ除去方法、及びｘ線撮影装置 |
| US8923583B2 (en) * | 2012-06-22 | 2014-12-30 | General Electric Company | Methods and systems for performing model-based iterative reconstruction |
| US8958660B2 (en) * | 2012-06-22 | 2015-02-17 | General Electric Company | Method and apparatus for iterative reconstruction |
| CN103892859A (zh) * | 2012-12-28 | 2014-07-02 | Ge医疗系统环球技术有限公司 | 基于多模式Scout扫描的CT成像方法和CT系统 |
| US9535016B2 (en) | 2013-02-28 | 2017-01-03 | William Beaumont Hospital | Compton coincident volumetric imaging |
| CN104240270B (zh) * | 2013-06-14 | 2017-12-05 | 同方威视技术股份有限公司 | Ct成像方法和系统 |
| EP3047391B1 (en) * | 2013-09-18 | 2023-06-28 | Siemens Medical Solutions USA, Inc. | Method and system for statistical modeling of data using a quadratic likelihood functional |
| US9700264B2 (en) * | 2013-10-25 | 2017-07-11 | The Johns Hopkins University | Joint estimation of tissue types and linear attenuation coefficients for computed tomography |
| EP3077990A1 (en) * | 2013-12-06 | 2016-10-12 | Koninklijke Philips N.V. | Bone segmentation from image data |
| US20150178957A1 (en) * | 2013-12-20 | 2015-06-25 | Toshiba Medical Systems Corporation | Iterative reconstruction for spectral ct based upon combined data of full views of intensity data and sparse views of spectral data |
| JP6747787B2 (ja) * | 2014-08-22 | 2020-08-26 | キヤノンメディカルシステムズ株式会社 | 光子計数型ｘ線ｃｔ装置 |
| EP3195265B1 (en) * | 2014-09-15 | 2018-08-22 | Koninklijke Philips N.V. | Iterative image reconstruction with a sharpness driven regularization parameter |
| DE102015202999B4 (de) * | 2015-02-19 | 2019-12-05 | Siemens Healthcare Gmbh | Automatisierte Justierung von Signalanalyseparametern für Röntgendetektoren |
| EP3262612B1 (en) * | 2015-02-25 | 2019-01-30 | Koninklijke Philips N.V. | A method for the reconstruction of quantitative iodine maps using energy resolved tomography |
| DE112016005742T5 (de) | 2015-12-15 | 2018-10-04 | Koninklijke Philips N.V. | Datenverarbeitungsverfahren für Computertomographie |
| EP3776459A1 (en) * | 2018-03-26 | 2021-02-17 | Koninklijke Philips N.V. | Spectral inflammation map from spectral imaging data |
| CN109875593B (zh) * | 2019-02-02 | 2023-03-21 | 中北大学 | X射线多谱分离成像方法、存储介质和装置 |
| JP7272833B2 (ja) * | 2019-03-15 | 2023-05-12 | 住友重機械工業株式会社 | Ｘ線ｃｔ装置、画像再構成装置、及び画像再構成方法 |
| JP7313194B2 (ja) * | 2019-05-30 | 2023-07-24 | 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 |
| JP7467222B2 (ja) * | 2020-05-07 | 2024-04-15 | キヤノンメディカルシステムズ株式会社 | 医用情報処理装置、医用情報処理方法及び医用情報処理プログラム |
| CN113344795B (zh) * | 2021-08-05 | 2021-10-29 | 常州铭赛机器人科技股份有限公司 | 一种基于先验信息的快速图像拼接方法 |
| CN113705780B (zh) * | 2021-08-16 | 2023-10-27 | 武汉大学 | 一种基于伽玛随机场生成非正态随机场的无记忆转换方法 |
| CN114755710B (zh) * | 2022-04-29 | 2024-05-28 | 清华大学 | 一种康普顿相机成像的方法及装置 |
| CN117671046A (zh) * | 2022-08-18 | 2024-03-08 | 中国科学院深圳先进技术研究院 | 能谱图像处理方法、装置、计算机设备及存储介质 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4029963A (en) * | 1976-07-30 | 1977-06-14 | The Board Of Trustees Of Leland Stanford Junior University | X-ray spectral decomposition imaging system |
| US4149081A (en) * | 1976-11-29 | 1979-04-10 | Varian Associates, Inc. | Removal of spectral artifacts and utilization of spectral effects in computerized tomography |
| JPS5799947A (en) * | 1980-12-11 | 1982-06-21 | Philips Nv | Method and apparatus for determining radioactive ray absorption distribution of cross area of human body |
| JPS6314984A (ja) * | 1986-07-07 | 1988-01-22 | 株式会社 イラスト・ハウス | スラツトに装飾を施されたインテリヤ用ブラインド及びその製造方法 |
| JP2827425B2 (ja) * | 1990-03-31 | 1998-11-25 | 株式会社島津製作所 | 骨塩定量装置 |
| JPH04263842A (ja) * | 1991-02-19 | 1992-09-18 | Hitachi Medical Corp | Ｄｅｘａ機能を持つｃｔ装置 |
| JPH05216141A (ja) * | 1992-02-06 | 1993-08-27 | Matsushita Electric Ind Co Ltd | 放射線画像処理方法および放射線画像装置 |
| US6947584B1 (en) * | 1998-08-25 | 2005-09-20 | General Electric Company | Volume imaging system |
| US6324240B1 (en) * | 1998-11-12 | 2001-11-27 | The Board Of Trustees Of The Leland Stanford Junior University | Method for beam hardening correction in quantitative computed X-ray tomography |
| DE10143131B4 (de) * | 2001-09-03 | 2006-03-09 | Siemens Ag | Verfahren zur Ermittlung von Dichte- und Ordnungszahlverteilungen bei radiographischen Untersuchungsverfahren |
| US6754298B2 (en) * | 2002-02-20 | 2004-06-22 | The Regents Of The University Of Michigan | Method for statistically reconstructing images from a plurality of transmission measurements having energy diversity and image reconstructor apparatus utilizing the method |
| US6898263B2 (en) * | 2002-11-27 | 2005-05-24 | Ge Medical Systems Global Technology Company, Llc | Method and apparatus for soft-tissue volume visualization |
| JP4206819B2 (ja) * | 2003-05-20 | 2009-01-14 | 株式会社日立製作所 | Ｘ線撮影装置 |
| US6973158B2 (en) * | 2003-06-25 | 2005-12-06 | Besson Guy M | Multi-target X-ray tube for dynamic multi-spectral limited-angle CT imaging |
| US7254209B2 (en) * | 2003-11-17 | 2007-08-07 | General Electric Company | Iterative CT reconstruction method using multi-modal edge information |
| EP1846752A2 (en) * | 2005-02-01 | 2007-10-24 | Koninklijke Philips Electronics N.V. | Apparatus and method for correction or extension of x-ray projections |
-
2006
- 2006-09-08 US US11/530,288 patent/US7760848B2/en active Active
-
2007
- 2007-08-02 JP JP2007201409A patent/JP5508667B2/ja active Active
- 2007-09-06 DE DE102007042296A patent/DE102007042296A1/de not_active Withdrawn
- 2007-09-07 CN CN200710149039XA patent/CN101138501B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008062035A (ja) | 2008-03-21 |
| US20080063135A1 (en) | 2008-03-13 |
| JP5508667B2 (ja) | 2014-06-04 |
| US7760848B2 (en) | 2010-07-20 |
| CN101138501B (zh) | 2012-04-11 |
| CN101138501A (zh) | 2008-03-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R005 | Application deemed withdrawn due to failure to request examination | ||
| R005 | Application deemed withdrawn due to failure to request examination |
Effective date: 20140909 |