ATE186989T1 - Bilderzeugung durch mustererkennung mittels magnetischer resonanz - Google Patents

Bilderzeugung durch mustererkennung mittels magnetischer resonanz

Info

Publication number
ATE186989T1
ATE186989T1 AT93911310T AT93911310T ATE186989T1 AT E186989 T1 ATE186989 T1 AT E186989T1 AT 93911310 T AT93911310 T AT 93911310T AT 93911310 T AT93911310 T AT 93911310T AT E186989 T1 ATE186989 T1 AT E186989T1
Authority
AT
Austria
Prior art keywords
training
samples
produce
image
test
Prior art date
Application number
AT93911310T
Other languages
English (en)
Inventor
Justin P Smith
Original Assignee
Univ Washington
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 Univ Washington filed Critical Univ Washington
Application granted granted Critical
Publication of ATE186989T1 publication Critical patent/ATE186989T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/58—Calibration of imaging systems, e.g. using test probes, Phantoms; Calibration objects or fiducial markers such as active or passive RF coils surrounding an MR active material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Details Of Television Scanning (AREA)
AT93911310T 1992-05-15 1993-05-13 Bilderzeugung durch mustererkennung mittels magnetischer resonanz ATE186989T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/883,565 US5311131A (en) 1992-05-15 1992-05-15 Magnetic resonance imaging using pattern recognition

Publications (1)

Publication Number Publication Date
ATE186989T1 true ATE186989T1 (de) 1999-12-15

Family

ID=25382853

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93911310T ATE186989T1 (de) 1992-05-15 1993-05-13 Bilderzeugung durch mustererkennung mittels magnetischer resonanz

Country Status (9)

Country Link
US (4) US5311131A (de)
EP (2) EP0919826A3 (de)
JP (1) JPH08502178A (de)
AT (1) ATE186989T1 (de)
AU (1) AU4248893A (de)
CA (1) CA2135934C (de)
DE (1) DE69327099T2 (de)
ES (1) ES2139006T3 (de)
WO (1) WO1993023762A1 (de)

Families Citing this family (92)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5311131A (en) 1992-05-15 1994-05-10 Board Of Regents Of The University Of Washington Magnetic resonance imaging using pattern recognition
US5413477A (en) * 1992-10-16 1995-05-09 Gas Research Institute Staged air, low NOX burner with internal recuperative flue gas recirculation
US7477053B2 (en) * 1994-02-21 2009-01-13 Carl Pinsky Detection of electromagnetic fields
NZ270892A (en) * 1994-08-24 1997-01-29 Us Natural Resources Detecting lumber defects utilizing optical pattern recognition algorithm
DE4442609C1 (de) * 1994-11-30 1996-08-08 Siemens Ag Stereotaktische Zusatzeinrichtung zur schnittbildgeführten Durchführung einer Biopsie
US5888247A (en) 1995-04-10 1999-03-30 Cardiothoracic Systems, Inc Method for coronary artery bypass
US5644392A (en) * 1995-09-12 1997-07-01 U.S. Natural Resources, Inc. Scanning system for lumber
US6852075B1 (en) 1996-02-20 2005-02-08 Cardiothoracic Systems, Inc. Surgical devices for imposing a negative pressure to stabilize cardiac tissue during surgery
US6154560A (en) * 1996-08-30 2000-11-28 The Cleveland Clinic Foundation System and method for staging regional lymph nodes using quantitative analysis of endoscopic ultrasound images
IL119283A0 (en) * 1996-09-19 1996-12-05 Elscint Ltd Adaptive filtering
US6390976B1 (en) 1997-09-17 2002-05-21 Origin Medsystems, Inc. System to permit offpump beating heart coronary bypass surgery
US6338712B2 (en) 1997-09-17 2002-01-15 Origin Medsystems, Inc. Device to permit offpump beating heart coronary bypass surgery
US6969349B1 (en) 1997-09-17 2005-11-29 Origin Medsystem, Inc. Device to permit offpump beating heart coronary bypass surgery
US6047287A (en) * 1998-05-05 2000-04-04 Justsystem Pittsburgh Research Center Iterated K-nearest neighbor method and article of manufacture for filling in missing values
US6240201B1 (en) * 1998-07-24 2001-05-29 Arch Development Corporation Computerized detection of lung nodules using energy-subtracted soft-tissue and standard chest images
US6112112A (en) * 1998-09-18 2000-08-29 Arch Development Corporation Method and system for the assessment of tumor extent in magnetic resonance images
US6169817B1 (en) * 1998-11-04 2001-01-02 University Of Rochester System and method for 4D reconstruction and visualization
US6385337B1 (en) 1998-12-21 2002-05-07 Xerox Corporation Method of selecting colors for pixels within blocks for block truncation encoding
WO2000050924A1 (en) 1999-02-26 2000-08-31 Purdue Research Foundation Nuclear magnetic resonance analysis of multiple samples
US6385479B1 (en) * 1999-03-31 2002-05-07 Science & Technology Corporation @ Unm Method for determining activity in the central nervous system
US6535623B1 (en) * 1999-04-15 2003-03-18 Allen Robert Tannenbaum Curvature based system for the segmentation and analysis of cardiac magnetic resonance images
DE19943404B4 (de) 1999-09-10 2009-10-15 Siemens Ag Verfahren zum Betrieb eines MR-Tomographiegeräts
US6674880B1 (en) 1999-11-24 2004-01-06 Confirma, Inc. Convolution filtering of similarity data for visual display of enhanced image
KR20020079742A (ko) * 1999-11-24 2002-10-19 컨퍼마, 인코포레이티드 고품질영상의 가시적 표시를 위한 상사치데이터의컨벌루젼필터링
US6782143B1 (en) * 1999-12-30 2004-08-24 Stmicroelectronics, Inc. Method and apparatus for processing an image
US6751576B2 (en) 2000-03-10 2004-06-15 Cognis Corporation On-site agricultural product analysis system and method of analyzing
US6998841B1 (en) * 2000-03-31 2006-02-14 Virtualscopics, Llc Method and system which forms an isotropic, high-resolution, three-dimensional diagnostic image of a subject from two-dimensional image data scans
AU2001251737B2 (en) 2000-04-03 2004-11-18 Kos Life Sciences, Inc. Method for measuring changes in the airways of humans and other mammals
AU8373501A (en) * 2000-08-09 2002-02-18 Bernard Levin Method of diagnosing colorectal adenomas and cancer using proton magnetic resonance spectroscopy
US6785570B2 (en) * 2000-12-22 2004-08-31 Md Medical Diagnostics Inc. System and method for analysis of a tissue
EP1380003A4 (de) * 2001-03-09 2010-03-31 Shraga Rottem Verfahren und system zur verbesserung der quantität von einrichtungsbildern
US6804384B2 (en) * 2001-06-12 2004-10-12 Mclean Hospital Corporation Color magnetic resonance imaging
US6801646B1 (en) * 2001-07-19 2004-10-05 Virtualscopics, Llc System and method for reducing or eliminating streak artifacts and illumination inhomogeneity in CT imaging
US7194369B2 (en) * 2001-07-23 2007-03-20 Cognis Corporation On-site analysis system with central processor and method of analyzing
US20030148260A1 (en) * 2001-08-07 2003-08-07 Bernard Levin Method of diagnosing colorectal adenomas and cancer using proton maggnetic resonance spectroscopy
EP1428015A4 (de) * 2001-08-16 2008-09-17 Analiza Inc Verfahren zur löslichkeitsmessung
AU2002336504A1 (en) * 2001-09-12 2003-03-24 The State Of Oregon, Acting By And Through The State Board Of Higher Education On Behalf Of Oregon S Method and system for classifying a scenario
CA2466663A1 (en) * 2001-11-12 2003-05-22 Analiza, Inc. Characterization of molecules
US7155043B2 (en) * 2001-11-21 2006-12-26 Confirma, Incorporated User interface having analysis status indicators
US7324842B2 (en) * 2002-01-22 2008-01-29 Cortechs Labs, Inc. Atlas and methods for segmentation and alignment of anatomical data
NO20020780D0 (no) * 2002-02-15 2002-02-15 Amersham Health As Bildeanalyse
US6718221B1 (en) 2002-05-21 2004-04-06 University Of Kentucky Research Foundation Nonparametric control chart for the range
US6772940B2 (en) * 2002-07-15 2004-08-10 Ge Medical Systems Global Technology Company Llc Magnetic resonance imaging with real-time SNR measurement
US20040047497A1 (en) * 2002-09-10 2004-03-11 Confirma, Inc. User interface for viewing medical images
US20040061889A1 (en) * 2002-09-27 2004-04-01 Confirma, Inc. System and method for distributing centrally located pre-processed medical image data to remote terminals
US7260249B2 (en) 2002-09-27 2007-08-21 Confirma Incorporated Rules-based approach for processing medical images
US6836557B2 (en) * 2002-10-02 2004-12-28 VirtualS{tilde over (c)}opics, LLC Method and system for assessment of biomarkers by measurement of response to stimulus
US7660440B2 (en) * 2002-11-07 2010-02-09 Frito-Lay North America, Inc. Method for on-line machine vision measurement, monitoring and control of organoleptic properties of products for on-line manufacturing processes
US7421418B2 (en) 2003-02-19 2008-09-02 Nahava Inc. Method and apparatus for fundamental operations on token sequences: computing similarity, extracting term values, and searching efficiently
JP4006356B2 (ja) * 2003-04-28 2007-11-14 日本電子株式会社 Ｎｍｒ測定条件の最適化方法
US6980875B1 (en) 2003-05-21 2005-12-27 University Of Kentucky Research Foundation Nonparametric control chart for the range
US8099242B2 (en) 2003-06-12 2012-01-17 Analiza, Inc. Systems and methods for characterization of molecules
US7366559B2 (en) * 2003-06-26 2008-04-29 Echo Medical Systems, Llc Nuclear magnetic resonance apparatus and method for assessing whole body composition
US7479104B2 (en) 2003-07-08 2009-01-20 Maquet Cardiovascular, Llc Organ manipulator apparatus
US7179224B2 (en) 2003-12-30 2007-02-20 Cardiothoracic Systems, Inc. Organ manipulator and positioner and methods of using the same
WO2005088328A2 (en) * 2004-03-01 2005-09-22 Koninklijke Philips Electronics N.V. All in one plan scan imaging for optimization of acquisition parameters
JP4372626B2 (ja) * 2004-06-28 2009-11-25 ヤマハ発動機株式会社 情報通信装置及び情報通信方法
US7462155B2 (en) * 2004-10-27 2008-12-09 England Robert L Objective determination of chronic pain in patients
JP4861821B2 (ja) * 2004-11-12 2012-01-25 株式会社東芝 磁気共鳴イメージング装置および画像データ補正装置
WO2006078902A2 (en) * 2005-01-19 2006-07-27 Dermaspect, Llc Devices and methods for identifying and monitoring changes of a suspect area on a patient
US7366560B2 (en) * 2005-05-19 2008-04-29 Echo Medical Systems, Llc Nuclear magnetic resonance method for body composition analysis
US8083664B2 (en) 2005-05-25 2011-12-27 Maquet Cardiovascular Llc Surgical stabilizers and methods for use in reduced-access surgical sites
DE102005029243A1 (de) * 2005-06-23 2007-01-04 Siemens Ag Verfahren zur Darstellung und Aufbereitung wenigstens eines Untersuchungsbildes eines Untersuchungsobjekts
US20070047786A1 (en) * 2005-08-25 2007-03-01 Lenovo (Singapore) Pte. Ltd. System and method for creating robust training data from MRI images
CA2625775A1 (en) 2005-10-14 2007-04-19 Applied Research Associates Nz Limited A method of monitoring a surface feature and apparatus therefor
US8041513B2 (en) * 2005-12-19 2011-10-18 Analiza, Inc. Systems and methods involving data patterns such as spectral biomarkers
US7873196B2 (en) * 2006-03-22 2011-01-18 Cornell Research Foundation, Inc. Medical imaging visibility index system and method for cancer lesions
DE102006018413A1 (de) * 2006-04-20 2007-10-25 Siemens Ag MR-Tomograph mit einem System zur Kontrastoptimierung von MRT-Bildern
US20080039708A1 (en) * 2006-08-10 2008-02-14 Echo Medical Systems, L.L.C. Apparatus and method for assessing body composition
DE102007023251B4 (de) * 2007-05-18 2017-11-23 Siemens Healthcare Gmbh Verfahren zur Steuerung eines Magnetresonanzsystems
US8289329B2 (en) * 2008-04-25 2012-10-16 Marcel Warntjes Visualization of quantitative MRI data by quantitative tissue plot
JP5582687B2 (ja) * 2008-08-26 2014-09-03 株式会社東芝 磁気共鳴イメージング装置
DE102008050030B4 (de) * 2008-10-01 2010-11-25 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Bestimmen eines Inversionszeitwerts von Gewebe mittels Magnetresonanztechnik
EP2579785B1 (de) 2010-06-14 2016-11-16 Maquet Cardiovascular LLC Chirurgische instrumente, systeme und deren verwendung
US9179844B2 (en) 2011-11-28 2015-11-10 Aranz Healthcare Limited Handheld skin measuring or monitoring device
WO2013176188A1 (ja) * 2012-05-22 2013-11-28 株式会社東芝 医用画像診断装置及び画像表示装置
US10613087B2 (en) 2012-08-10 2020-04-07 Analiza, Inc. Methods and devices for analyzing species to determine diseases
US10156623B2 (en) * 2012-09-06 2018-12-18 Koninklike Philips N.V. Magnetic resonance imaging system with navigator-based motion detection
US20150016668A1 (en) * 2013-07-12 2015-01-15 Ut-Battelle, Llc Settlement mapping systems
US9678076B2 (en) 2014-06-24 2017-06-13 Analiza, Inc. Methods and devices for determining a disease state
DE102014219376A1 (de) * 2014-09-25 2016-03-31 Siemens Aktiengesellschaft Verfahren zu einer Erfassung eines hochaufgelösten Magnetresonanzbilddatensatzes zumindest eines begrenzten Körperbereichs mit zumindest einer anatomischen Struktur eines Patienten
US10898079B2 (en) * 2016-03-04 2021-01-26 University Of Manitoba Intravascular plaque detection in OCT images
US10013527B2 (en) 2016-05-02 2018-07-03 Aranz Healthcare Limited Automatically assessing an anatomical surface feature and securely managing information related to the same
US11116407B2 (en) 2016-11-17 2021-09-14 Aranz Healthcare Limited Anatomical surface assessment methods, devices and systems
EP4183328A1 (de) 2017-04-04 2023-05-24 Aranz Healthcare Limited Anatomische oberflächenbeurteilungsverfahren, vorrichtungen und systeme
JP2020525127A (ja) 2017-06-26 2020-08-27 ザ・リサーチ・ファウンデーション・フォー・ザ・ステイト・ユニヴァーシティ・オブ・ニューヨーク 仮想膵臓撮影法のためのシステム、方法、およびコンピュータ・アクセス可能媒体
US11182920B2 (en) 2018-04-26 2021-11-23 Jerry NAM Automated determination of muscle mass from images
CN109468934B (zh) * 2018-09-30 2020-09-04 重庆市智翔铺道技术工程有限公司 一种路面图案喷涂装置
WO2020234653A1 (en) 2019-05-20 2020-11-26 Aranz Healthcare Limited Automated or partially automated anatomical surface assessment methods, devices and systems
CA3236536A1 (en) 2021-10-28 2023-05-04 Arnon Chait Partitioning systems and methods for determining multiple types of cancers
CN114187212A (zh) * 2021-11-29 2022-03-15 展讯通信（上海）有限公司 一种图像处理方法、电子设备及存储介质
US20230297646A1 (en) * 2022-03-18 2023-09-21 Change Healthcare Holdings, Llc System and methods for classifying magnetic resonance imaging (mri) image characteristics

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4017123A (en) * 1976-04-02 1977-04-12 The Bendix Corporation Dual layer heat shield for wheels
JPS604001B2 (ja) * 1977-07-07 1985-02-01 本田技研工業株式会社 車輪
GB2152713B (en) * 1983-05-12 1987-07-15 Broken Hill Pty Co Ltd Characterizing and handling multi-component substances
US4604579A (en) * 1983-07-21 1986-08-05 The Regents Of The University Of California Method and apparatus for enhanced T1 NMR measurements using repetition intervals TR related to one another by integer multiples
US4701705A (en) * 1983-12-05 1987-10-20 Southwest Research Institute NMR moisture measurements
US4642778A (en) * 1984-03-02 1987-02-10 Indiana University Foundation Method and device for spectral reconstruction
FI81204C (fi) * 1984-12-20 1990-09-10 Instrumentarium Oy Foerfarande foer kartlaeggning av de materiella egenskaperna hos objekt som skall undersoekas.
US4734646A (en) * 1986-09-16 1988-03-29 Fonar Corporation Method for obtaining T1-weighted and T2-weighted NMR images for a plurality of selected planes in the course of a single scan
US4736751A (en) * 1986-12-16 1988-04-12 Eeg Systems Laboratory Brain wave source network location scanning method and system
US4885697A (en) * 1988-09-01 1989-12-05 E. I. Du Pont De Nemours And Company Method of identifying spectra
US4973111A (en) * 1988-09-14 1990-11-27 Case Western Reserve University Parametric image reconstruction using a high-resolution, high signal-to-noise technique
US5003979A (en) * 1989-02-21 1991-04-02 University Of Virginia System and method for the noninvasive identification and display of breast lesions and the like
US5049819A (en) * 1989-06-30 1991-09-17 Auburn International, Inc. Magnetic resonance analysis in real time, industrial usage mode
US5002342A (en) * 1989-12-28 1991-03-26 Aircraft Braking Systems Corporation Brake assembly heat shield
JPH04364829A (ja) * 1990-02-15 1992-12-17 Toshiba Corp 磁気共鳴画像処理方法及び装置
US5218529A (en) * 1990-07-30 1993-06-08 University Of Georgia Research Foundation, Inc. Neural network system and methods for analysis of organic materials and structures using spectral data
US5218299A (en) * 1991-03-25 1993-06-08 Reinhard Dunkel Method for correcting spectral and imaging data and for using such corrected data in magnet shimming
US5200699A (en) * 1991-09-25 1993-04-06 Phillips Petroleum Company Evaluation of liquid-containing samples using nuclear magnetic resonance
US5302897A (en) * 1992-05-19 1994-04-12 Auburn International, Inc. NMR analysis of polypropylene in real time
US5302896A (en) * 1991-11-20 1994-04-12 Auburn International, Inc. Magnetic resonance analysis in real time industrial usage mode
US5311131A (en) * 1992-05-15 1994-05-10 Board Of Regents Of The University Of Washington Magnetic resonance imaging using pattern recognition
US5319308A (en) * 1992-10-13 1994-06-07 Auburn International, Inc. Real time magnetic resonance analysis with non-linear regression means
US5367260A (en) * 1992-10-15 1994-11-22 Auburn International, Inc. Apparatus to obtain flow rates (melt index) in plastics via fixed frequency, pulsed NMR
JPH0731606A (ja) * 1993-07-22 1995-02-03 Shimadzu Corp 磁気共鳴断層撮影装置
US5420508A (en) * 1993-09-24 1995-05-30 Auburn International, Inc. Measurement of material composition and properties
US5613492A (en) * 1995-03-31 1997-03-25 New York University Method and product for improved images in magnetic resonance imaging using multiple breatholding

Also Published As

Publication number Publication date
AU4248893A (en) 1993-12-13
US6396270B1 (en) 2002-05-28
EP0640220A1 (de) 1995-03-01
EP0919826A2 (de) 1999-06-02
CA2135934A1 (en) 1993-11-25
EP0640220B1 (de) 1999-11-24
ES2139006T3 (es) 2000-02-01
DE69327099D1 (de) 1999-12-30
US5311131A (en) 1994-05-10
US5644232A (en) 1997-07-01
CA2135934C (en) 2001-07-31
WO1993023762A1 (en) 1993-11-25
WO1993023762A9 (en) 1999-05-14
US5818231A (en) 1998-10-06
DE69327099T2 (de) 2000-03-16
EP0919826A3 (de) 1999-10-20
JPH08502178A (ja) 1996-03-12

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