JPH01119786A - 陰影つきの像を発生する方法 - Google Patents

陰影つきの像を発生する方法

Info

Publication number
JPH01119786A
JPH01119786A JP63218607A JP21860788A JPH01119786A JP H01119786 A JPH01119786 A JP H01119786A JP 63218607 A JP63218607 A JP 63218607A JP 21860788 A JP21860788 A JP 21860788A JP H01119786 A JPH01119786 A JP H01119786A
Authority
JP
Japan
Prior art keywords
data
array
dimensional
pixel
projection line
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
Application number
JP63218607A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0532714B2 (cg-RX-API-DMAC7.html
Inventor
David J Nowak
デビッド・ジェームズ・ノワク
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JPH01119786A publication Critical patent/JPH01119786A/ja
Publication of JPH0532714B2 publication Critical patent/JPH0532714B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G06T15/80—Shading
    • 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]
    • A61B6/037—Emission tomography
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G01T1/164—Scintigraphy
    • G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
    • G01T1/1647—Processing of scintigraphic data
    • 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
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Computer Graphics (AREA)
  • Biomedical Technology (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Biophysics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Pathology (AREA)
  • Algebra (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pure & Applied Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nuclear Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Image Generation (AREA)
JP63218607A 1987-09-04 1988-09-02 陰影つきの像を発生する方法 Granted JPH01119786A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US093,437 1987-09-04
US07/093,437 US4879652A (en) 1987-09-04 1987-09-04 Method for producing three-dimensional images from nuclear data

Publications (2)

Publication Number Publication Date
JPH01119786A true JPH01119786A (ja) 1989-05-11
JPH0532714B2 JPH0532714B2 (cg-RX-API-DMAC7.html) 1993-05-17

Family

ID=22238951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63218607A Granted JPH01119786A (ja) 1987-09-04 1988-09-02 陰影つきの像を発生する方法

Country Status (2)

Country Link
US (1) US4879652A (cg-RX-API-DMAC7.html)
JP (1) JPH01119786A (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0412748B1 (en) * 1989-08-09 1997-02-26 Picker International, Inc. Methods and apparatus for generating three-dimensional images

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5396418A (en) * 1988-10-20 1995-03-07 Picker International, Inc. Four dimensional spiral volume imaging using fast retrace
US5274549A (en) * 1990-05-18 1993-12-28 General Electric Company Method of deriving a cardiac ejection fraction from nuclear image data
JPH0454682A (ja) * 1990-06-22 1992-02-21 Toshiba Corp 立体画像処理方法及びその装置
US5224037A (en) * 1991-03-15 1993-06-29 Cti, Inc. Design of super-fast three-dimensional projection system for Positron Emission Tomography
JPH0528243A (ja) * 1991-07-24 1993-02-05 Toshiba Corp 画像作成装置
US5331553A (en) * 1992-04-15 1994-07-19 Ugm Medical Systems, Inc. Three dimensional image reconstruction for a positron emission tomograph
US5414623A (en) * 1992-05-08 1995-05-09 Iowa State University Research Foundation Optoelectronic system for implementation of iterative computer tomography algorithms
US5303706A (en) * 1992-05-21 1994-04-19 North American Philips Corporation Directional interpolation for magnetic resonance angiography
FR2700000B1 (fr) * 1992-12-29 1995-02-24 Inst Francais Du Petrole Procédé de reconstitution de volumes internes d'un solide en vue de calculs et application associée.
US5368033A (en) * 1993-04-20 1994-11-29 North American Philips Corporation Magnetic resonance angiography method and apparatus employing an integration projection
JPH07234927A (ja) * 1994-02-22 1995-09-05 Toshiba Medical Eng Co Ltd 三次元画像表示装置
JPH08138078A (ja) * 1994-11-09 1996-05-31 Toshiba Medical Eng Co Ltd 画像処理装置
US6253164B1 (en) * 1997-12-24 2001-06-26 Silicon Graphics, Inc. Curves and surfaces modeling based on a cloud of points
US6396939B1 (en) 1998-05-28 2002-05-28 Orthosoft Inc. Method and system for segmentation of medical images
DE10254908B4 (de) * 2002-11-25 2006-11-30 Siemens Ag Verfahren zum Herstellen eines Bildes
US9053562B1 (en) 2010-06-24 2015-06-09 Gregory S. Rabin Two dimensional to three dimensional moving image converter
USD669184S1 (en) * 2011-08-29 2012-10-16 General Electric Company Pink ribbon arm
US9992021B1 (en) 2013-03-14 2018-06-05 GoTenna, Inc. System and method for private and point-to-point communication between computing devices

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US912012A (en) * 1907-10-15 1909-02-09 Taylor Matson Explosion-engine.
UST912012I4 (en) 1972-06-30 1973-07-24 Method and system for generating shaded pictures
US3919556A (en) * 1974-05-15 1975-11-11 Gen Electric Gamma camera
US4497024A (en) * 1981-07-01 1985-01-29 General Electric Company Nuclear image display controller
US4580219A (en) * 1983-05-02 1986-04-01 General Electric Company Method for reducing image artifacts due to projection measurement inconsistencies
JPH0746391B2 (ja) * 1984-09-14 1995-05-17 株式会社日立製作所 図形シエ−デイング装置
JPH0769971B2 (ja) * 1984-11-20 1995-07-31 松下電器産業株式会社 ３次元図形処理方法
US4737921A (en) * 1985-06-03 1988-04-12 Dynamic Digital Displays, Inc. Three dimensional medical image display system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0412748B1 (en) * 1989-08-09 1997-02-26 Picker International, Inc. Methods and apparatus for generating three-dimensional images

Also Published As

Publication number Publication date
JPH0532714B2 (cg-RX-API-DMAC7.html) 1993-05-17
US4879652A (en) 1989-11-07

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