JP4196436B2 - 複合層構造の計算機式断層写真検査方法 - Google Patents

複合層構造の計算機式断層写真検査方法 Download PDF

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Publication number
JP4196436B2
JP4196436B2 JP20936098A JP20936098A JP4196436B2 JP 4196436 B2 JP4196436 B2 JP 4196436B2 JP 20936098 A JP20936098 A JP 20936098A JP 20936098 A JP20936098 A JP 20936098A JP 4196436 B2 JP4196436 B2 JP 4196436B2
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layer
test
euclidean
slice
model
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JPH11108859A5 (enExample
JPH11108859A (ja
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ラルフ・ジェラルド・アイザック
ジョセフ・マニュエル・ポータズ
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General Electric Co
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • G06T7/001—Industrial image inspection using an image reference approach
    • 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
    • G01N23/02—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 transmitting the radiation through the material
    • G01N23/04—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 transmitting the radiation through the material and forming images of the material
    • G01N23/046—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 transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/008—Specific post-processing after tomographic reconstruction, e.g. voxelisation, metal artifact correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30164—Workpiece; Machine component

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pulmonology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Quality & Reliability (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP20936098A 1997-07-29 1998-07-24 複合層構造の計算機式断層写真検査方法 Expired - Lifetime JP4196436B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/902565 1997-07-29
US08/902,565 US6041132A (en) 1997-07-29 1997-07-29 Computed tomography inspection of composite ply structure

Publications (3)

Publication Number Publication Date
JPH11108859A JPH11108859A (ja) 1999-04-23
JPH11108859A5 JPH11108859A5 (enExample) 2005-10-27
JP4196436B2 true JP4196436B2 (ja) 2008-12-17

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JP20936098A Expired - Lifetime JP4196436B2 (ja) 1997-07-29 1998-07-24 複合層構造の計算機式断層写真検査方法

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US (1) US6041132A (enExample)
EP (1) EP0905509B1 (enExample)
JP (1) JP4196436B2 (enExample)
DE (1) DE69841194D1 (enExample)

Families Citing this family (100)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6408049B1 (en) * 1999-11-09 2002-06-18 General Electric Company Apparatus, methods, and computer programs for estimating and correcting scatter in digital radiographic and tomographic imaging
JP2003530544A (ja) * 2000-01-04 2003-10-14 アイメトリクス インコーポレイティッド 血管内画像処理検出器
US6798860B1 (en) * 2000-05-17 2004-09-28 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for deconvolving imaging data
US7010152B2 (en) * 2002-01-22 2006-03-07 Canon Kabushiki Kaisha Radiographic image composition and use
EP2410315B1 (en) 2002-06-04 2020-04-01 Visen Medical, Inc. Imaging volumes with arbitrary geometries in contact and non-contact tomography
US6843565B2 (en) * 2002-08-02 2005-01-18 General Electric Company Laser projection system to facilitate layup of complex composite shapes
US6895079B2 (en) * 2002-08-20 2005-05-17 General Electric Company Multiple focal spot X-ray inspection system
DE10301941B4 (de) * 2003-01-20 2005-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kamera und Verfahren zur optischen Aufnahme eines Schirms
EP1593095B1 (en) 2003-02-05 2019-04-17 The General Hospital Corporation Method and system for free space optical tomography of diffuse media
US7149339B2 (en) * 2003-02-25 2006-12-12 Schlumberger Technology Corporation Non-destructive inspection of downhole equipment
DE10360981A1 (de) * 2003-12-23 2005-07-21 Siemens Ag Verfahren zur Erzeugung von CT-Bildern eines Untersuchungsobjektes mit einem sich periodisch bewegenden Teilbereich
US20050158171A1 (en) * 2004-01-15 2005-07-21 General Electric Company Hybrid ceramic matrix composite turbine blades for improved processibility and performance
US20060073022A1 (en) * 2004-10-05 2006-04-06 Gentile David P Frequency tailored thickness blade for a turbomachine wheel
DE102005028420A1 (de) * 2005-06-20 2006-12-28 Yxlon International X-Ray Gmbh Verfahren zur Bildregistrierung bei einem Röntgendurchleuchtungsverfahren
FR2889308B1 (fr) * 2005-07-28 2007-10-05 Snecma Controle des aubes de turbomachine
US7602963B2 (en) * 2006-01-10 2009-10-13 General Electric Company Method and apparatus for finding anomalies in finished parts and/or assemblies
US20070163114A1 (en) * 2006-01-13 2007-07-19 General Electric Company Methods for fabricating components
CA2700553C (en) 2006-09-18 2011-04-19 Optosecurity Inc. Method and apparatus for assessing characteristics of liquids
CN100588959C (zh) * 2006-10-10 2010-02-10 同方威视技术股份有限公司 基于辐射图像变动检测的小型车辆夹带物自动检测方法
FR2907706B1 (fr) * 2006-10-26 2009-02-06 Snecma Sa Procede de fabrication d'une aube temoin en materiau composite
FR2907707B1 (fr) * 2006-10-26 2009-01-30 Snecma Sa Procede de fabrication d'une aube temoin en materiau composite
US20090226032A1 (en) * 2007-09-28 2009-09-10 Matthew Allen Merzbacher Systems and methods for reducing false alarms in detection systems
US8285407B2 (en) * 2007-10-25 2012-10-09 The Boeing Company Method and apparatus for composite part data extraction
US8321180B2 (en) * 2007-10-25 2012-11-27 The Boeing Company Method and apparatus for composite part data extraction
US8442804B2 (en) * 2007-10-25 2013-05-14 The Boeing Company Method and apparatus for composite part data extraction
US7639777B2 (en) * 2008-02-26 2009-12-29 United Technologies Corp. Computed tomography systems and related methods involving forward collimation
US8238521B2 (en) * 2008-03-06 2012-08-07 United Technologies Corp. X-ray collimators, and related systems and methods involving such collimators
US7876875B2 (en) * 2008-04-09 2011-01-25 United Technologies Corp. Computed tomography systems and related methods involving multi-target inspection
US7888647B2 (en) * 2008-04-30 2011-02-15 United Technologies Corp. X-ray detector assemblies and related computed tomography systems
US20090274264A1 (en) * 2008-04-30 2009-11-05 United Technologies Corp. Computed Tomography Systems and Related Methods Involving Localized Bias
WO2010025539A1 (en) 2008-09-05 2010-03-11 Optosecurity Inc. Method and system for performing x-ray inspection of a liquid product at a security checkpoint
US20110172972A1 (en) * 2008-09-15 2011-07-14 Optosecurity Inc. Method and apparatus for asssessing properties of liquids by using x-rays
US20100194749A1 (en) * 2009-01-30 2010-08-05 Gerald Bernard Nightingale Systems and methods for non-destructive examination of an engine
US8108058B2 (en) * 2009-02-09 2012-01-31 The Boeing Company Method of analyzing composite structures
US8831331B2 (en) * 2009-02-10 2014-09-09 Optosecurity Inc. Method and system for performing X-ray inspection of a product at a security checkpoint using simulation
US20100220910A1 (en) * 2009-03-02 2010-09-02 General Electric Company Method and system for automated x-ray inspection of objects
WO2010145016A1 (en) 2009-06-15 2010-12-23 Optosecurity Inc. Method and apparatus for assessing the threat status of luggage
EP2282050B1 (en) * 2009-06-30 2016-03-16 Siemens Aktiengesellschaft Method to inspect a wind turbine blade
WO2011011894A1 (en) 2009-07-31 2011-02-03 Optosecurity Inc. Method and system for identifying a liquid product in luggage or other receptacle
US8620627B2 (en) * 2009-10-13 2013-12-31 The Boeing Company Composite information display for a part
KR101145628B1 (ko) 2009-11-26 2012-05-15 기아자동차주식회사 연료전지의 핀홀 감지 시스템
US8652606B2 (en) 2010-08-17 2014-02-18 The Boeing Company Composite structures having composite-to-metal joints and method for making the same
US8993084B2 (en) 2010-08-17 2015-03-31 The Boeing Company Multi-layer metallic structure and composite-to-metal joint methods
US9522512B2 (en) 2010-08-17 2016-12-20 The Boeing Company Methods for making composite structures having composite-to-metal joints
TWI418707B (zh) * 2010-09-03 2013-12-11 Delta Electronics Inc 風扇及其製造方法
US12367578B2 (en) 2010-12-07 2025-07-22 University Of Iowa Research Foundation Diagnosis of a disease condition using an automated diagnostic model
WO2012078636A1 (en) 2010-12-07 2012-06-14 University Of Iowa Research Foundation Optimal, user-friendly, object background separation
CA2825169A1 (en) 2011-01-20 2012-07-26 University Of Iowa Research Foundation Automated determination of arteriovenous ratio in images of blood vessels
FR2975037B1 (fr) * 2011-05-13 2014-05-09 Snecma Propulsion Solide Aube de turbomachine composite avec pied integre
CN103164842A (zh) * 2011-12-14 2013-06-19 鸿富锦精密工业（深圳）有限公司 点云提取系统及方法
US9810077B2 (en) 2012-01-31 2017-11-07 United Technologies Corporation Fan blade attachment of gas turbine engine
CN103308535B (zh) * 2012-03-09 2016-04-13 同方威视技术股份有限公司 用于射线扫描成像的设备和方法
WO2013165614A1 (en) 2012-05-04 2013-11-07 University Of Iowa Research Foundation Automated assessment of glaucoma loss from optical coherence tomography
FR2994481B1 (fr) * 2012-08-07 2014-08-29 Snecma Procede de caracterisation d'un objet en materiau composite
FR2996250B1 (fr) * 2012-09-28 2014-09-05 Snecma Procede d'identification et/ou de suivi de la deformation d'une piece de turbomachine
US10352794B2 (en) * 2012-10-05 2019-07-16 Siemens Energy, Inc. Turbine blade fatigue life analysis using non-contact measurement and dynamical response reconstruction techniques
US8983171B2 (en) * 2012-12-26 2015-03-17 Israel Aerospace Industries Ltd. System and method for inspecting structures formed of composite materials during the fabrication thereof
US9042634B2 (en) * 2013-01-15 2015-05-26 General Electric Company Method system and computer product for non-destructive object analysis
US9410905B2 (en) * 2013-03-27 2016-08-09 United Technologies Corporation Non-destructive inspection of an article using cross-sections through internal feature
US10247682B2 (en) * 2013-04-04 2019-04-02 Illinois Tool Works Inc. Helical computed tomography
BR112016011777A2 (pt) 2013-11-27 2017-08-08 Gen Electric Aparelhos de bocal de combustível
JP6283419B2 (ja) * 2013-12-12 2018-02-21 ゼネラル・エレクトリック・カンパニイ 欠陥指標の検出方法
FR3015680B1 (fr) * 2013-12-19 2016-01-15 Snecma Procede de caracterisation d'une piece
US10451282B2 (en) 2013-12-23 2019-10-22 General Electric Company Fuel nozzle structure for air assist injection
CA2933539C (en) 2013-12-23 2022-01-18 General Electric Company Fuel nozzle with flexible support structures
US9558547B2 (en) * 2014-01-09 2017-01-31 The Boeing Company System and method for determining whether an apparatus or an assembly process is acceptable
US10410355B2 (en) 2014-03-21 2019-09-10 U.S. Department Of Veterans Affairs Methods and systems for image analysis using non-euclidean deformed graphs
CN107110642B (zh) 2014-12-22 2019-12-17 庞巴迪公司 用于在线视觉检查的参考系统
US10139806B2 (en) * 2015-01-12 2018-11-27 The Boeing Company Systems and methods for coordinate transformation using non-destructive imaging
FR3034038B1 (fr) 2015-03-23 2017-11-17 Snecma Procede de fabrication d'une aube temoin pour etalonnage d'un controle tomographique et aube temoin en resultant
US10115194B2 (en) 2015-04-06 2018-10-30 IDx, LLC Systems and methods for feature detection in retinal images
GB201508064D0 (en) * 2015-05-12 2015-06-24 Rolls Royce Plc A method of scanning aerofoil blades
US9618459B2 (en) 2015-05-18 2017-04-11 Flightware, Inc. Systems and methods for automated composite layup quality assurance
US10668673B2 (en) 2015-05-18 2020-06-02 Flightware, Inc. Systems and methods for automated composite layup quality assurance
US9721350B2 (en) * 2015-06-26 2017-08-01 Getalert Ltd. Methods circuits devices systems and associated computer executable code for video feed processing
US20170023495A1 (en) * 2015-07-20 2017-01-26 Apple Inc. Universal computerized tomography fixture system with a multi-scan robotic positioning apparatus
US10279928B2 (en) 2015-08-26 2019-05-07 The Boeing Company Delta offset based surface modeling
CZ306219B6 (cs) * 2015-09-15 2016-10-05 Advacam S.R.O. Způsob detekce vad v materiálech s vnitřní směrovou strukturou a zařízení k provádění tohoto způsobu
FR3047339B1 (fr) 2016-02-01 2018-04-06 Safran Procede de controle non-destructif par redressement
US10677259B2 (en) 2016-05-06 2020-06-09 General Electric Company Apparatus and system for composite fan blade with fused metal lead edge
FR3051897B1 (fr) * 2016-05-30 2020-06-19 Safran Aircraft Engines Procede de controle de la deformation, par exemple la deformation due au flambage, d'un element profile de turbomachine
GB201806540D0 (en) 2018-03-06 2018-06-06 Rolls Royce Plc Surface or interface defect detection
CA3095410A1 (en) 2018-03-30 2019-10-03 Perkinelmer Health Sciences, Inc. Systems and methods for 3d reconstruction of anatomical organs and inclusions using short-wave infrared (swir) projection tomography
US11170542B1 (en) * 2018-10-10 2021-11-09 Lickenbrock Technologies, LLC Beam hardening and scatter removal
GB201901244D0 (en) * 2019-01-30 2019-03-20 Rolls Royce Plc Method of determining the displacement of a component, computer program comprising code to preform the method
US10913215B2 (en) 2019-05-09 2021-02-09 The Boeing Company Composite structure having a variable gage and methods for forming a composite structure having a variable gage
US10919260B2 (en) 2019-05-09 2021-02-16 The Boeing Company Composite structure having a variable gage and methods for forming a composite structure having a variable gage
US11379628B2 (en) * 2019-09-26 2022-07-05 The Boeing Company Reinforced composite structure analysis system
US11806948B2 (en) 2019-12-12 2023-11-07 The Boeing Company Method of forming flyaway stringer end caps
US11718047B2 (en) 2019-12-12 2023-08-08 The Boeing Company Flyaway stringer end caps
US11428105B2 (en) * 2020-04-13 2022-08-30 Raytheon Technologies Corporation Airfoil with integral platform for gas turbine engines
CN111882539A (zh) * 2020-07-28 2020-11-03 中国兵器科学研究院宁波分院 一种航空发动机叶片的自动测量方法
RU2742540C1 (ru) * 2020-08-24 2021-02-08 федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический универитет им. А.Н. Туполева - КАИ" Способ проведения исследования клеевых соединений многослойной втулки несущего винта вертолета
CN115219531B (zh) * 2021-04-16 2025-04-15 中国航发商用航空发动机有限责任公司 用于叶片的工业ct测量校准方法、测量方法、可读介质
US12111148B2 (en) * 2021-05-21 2024-10-08 General Electric Company Component imaging systems, apparatus, and methods
FR3124266B1 (fr) * 2021-06-18 2023-05-12 Safran Procédé de détermination de la présence d’au moins un défaut sur une image en tomographie d’une pièce tridimensionnelle par décomposition en composantes principales
US12299782B2 (en) 2022-04-22 2025-05-13 Rtx Corporation Method and apparatus for analyzing computed tomography data
US12198257B2 (en) * 2022-08-26 2025-01-14 General Electric Company System and method of producing a computer-generated image of a component part using computed tomography
JP2024089492A (ja) * 2022-12-21 2024-07-03 株式会社島津製作所 Ｘ線発生装置およびｘ線撮影装置
US12327325B2 (en) * 2023-02-13 2025-06-10 Rtx Corporation Method and apparatus for analyzing computed tomography data

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283641A (en) * 1954-12-24 1994-02-01 Lemelson Jerome H Apparatus and methods for automated analysis
US4022547A (en) * 1975-10-02 1977-05-10 General Electric Company Composite blade employing biased layup
US4000956A (en) * 1975-12-22 1977-01-04 General Electric Company Impact resistant blade
US4284896A (en) * 1979-08-24 1981-08-18 General Electric Company Computerized tomographic reconstruction method and system utilizing reflection
US4670840A (en) * 1983-03-09 1987-06-02 Elscint, Inc. Ring artifact correction for computerized tomography
JPS63123175A (ja) * 1986-11-12 1988-05-26 Fanuc Ltd 画像デ−タのモ−メント計算装置
US4760840A (en) * 1986-12-16 1988-08-02 The Regents Of The University Of California Endoscopic laser instrument
US5185809A (en) * 1987-08-14 1993-02-09 The General Hospital Corporation Morphometric analysis of anatomical tomographic data
US4945478A (en) * 1987-11-06 1990-07-31 Center For Innovative Technology Noninvasive medical imaging system and method for the identification and 3-D display of atherosclerosis and the like
US5297043A (en) * 1987-11-27 1994-03-22 Picker International, Inc. Rapid display of rotated and translated three dimensional image representations
US4897881A (en) * 1988-03-23 1990-01-30 Centre De Recherche Industrielle Du Quebec Optimum fast textural feature extractor
US4920491A (en) * 1988-05-16 1990-04-24 General Electric Company Enhancement of image quality by utilization of a priori information
US4969110A (en) * 1988-08-01 1990-11-06 General Electric Company Method of using a priori information in computerized tomography
US4984157A (en) * 1988-09-21 1991-01-08 General Electric Company System and method for displaying oblique planar cross sections of a solid body using tri-linear interpolation to determine pixel position dataes
US5023895A (en) * 1989-03-02 1991-06-11 Innovative Imaging Systems, Inc. Three dimensional tomographic system
US5128864A (en) * 1989-08-09 1992-07-07 W. L. Systems, Inc. Method for computing tomographic scans
JPH0792840B2 (ja) * 1989-10-13 1995-10-09 インターナショナル・ビジネス・マシーンズ・コーポレーシヨン 画像生成方法及び装置
US5027378A (en) * 1990-08-09 1991-06-25 Kabushiki Kaisha Toshiba Industrial computed tomography apparatus
US5119408A (en) * 1990-10-31 1992-06-02 General Electric Company Rotate/rotate method and apparatus for computed tomography x-ray inspection of large objects
FR2670039B1 (fr) * 1990-11-29 1993-12-24 Commissariat A Energie Atomique Procede et dispositif de reconstruction d'images tridimentionnelles d'un objet en utilisant deux trajectoires circulaires d'acquisition.
US5270926A (en) * 1990-12-21 1993-12-14 General Electric Company Method and apparatus for reconstructing a three-dimensional computerized tomography (CT) image of an object from incomplete cone beam projection data
US5170439A (en) * 1991-06-11 1992-12-08 Picker International, Inc. Cone beam reconstruction using combined circle and line orbits
US5396528A (en) * 1991-06-28 1995-03-07 General Electric Company Tomographic image reconstruction using cross-plane rays
US5365560A (en) * 1991-07-29 1994-11-15 General Electric Company Method and apparatus for acquiring a uniform distribution of radon data sufficiently dense to constitute a complete set for exact image reconstruction of an object irradiated by a cone beam source
US5345514A (en) * 1991-09-16 1994-09-06 General Electric Company Method for inspecting components having complex geometric shapes
US5375156A (en) * 1992-03-31 1994-12-20 Siemens Medical Systems, Inc. Method and apparatus for 3-D computer tomography
US5375978A (en) * 1992-05-01 1994-12-27 General Electric Company Foreign object damage resistant composite blade and manufacture
US5331552A (en) * 1992-07-14 1994-07-19 General Electric Company Method and apparatus for projecting diagnostic images from non-isotropic volumed diagnostic data
JPH0670923A (ja) * 1992-08-28 1994-03-15 Hitachi Medical Corp 医用画像の特定領域抽出方法
US5608814A (en) * 1993-08-26 1997-03-04 General Electric Company Method of dynamic thresholding for flaw detection in ultrasonic C-scan images
US5570460A (en) * 1994-10-21 1996-10-29 International Business Machines Corporation System and method for volume rendering of finite element models
US5550376A (en) * 1995-05-22 1996-08-27 General Electric Company Method of calibration of imaging devices
US5715167A (en) * 1995-07-13 1998-02-03 General Electric Company Fixture for calibrated positioning of an object
US5795295A (en) * 1996-06-25 1998-08-18 Carl Zeiss, Inc. OCT-assisted surgical microscope with multi-coordinate manipulator

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Publication number Publication date
JPH11108859A (ja) 1999-04-23
EP0905509B1 (en) 2009-09-30
EP0905509A1 (en) 1999-03-31
US6041132A (en) 2000-03-21
DE69841194D1 (de) 2009-11-12

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