JPS5396689A - Device for and method of reforming data - Google Patents

Device for and method of reforming data

Info

Publication number
JPS5396689A
JPS5396689A JP7290077A JP7290077A JPS5396689A JP S5396689 A JPS5396689 A JP S5396689A JP 7290077 A JP7290077 A JP 7290077A JP 7290077 A JP7290077 A JP 7290077A JP S5396689 A JPS5396689 A JP S5396689A
Authority
JP
Japan
Prior art keywords
reforming data
reforming
data
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
JP7290077A
Other languages
Japanese (ja)
Other versions
JPS6314983B2 (en
Inventor
Miran Pakobitsuchi Jiyon
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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
Priority claimed from US05/760,492 external-priority patent/US4149249A/en
Application filed by Varian Associates Inc filed Critical Varian Associates Inc
Publication of JPS5396689A publication Critical patent/JPS5396689A/en
Publication of JPS6314983B2 publication Critical patent/JPS6314983B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mathematical Physics (AREA)
  • Pulmonology (AREA)
  • Mathematical Optimization (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Mathematical Analysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Algebra (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Pure & Applied Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Image Analysis (AREA)
  • Medical Treatment And Welfare Office Work (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP7290077A 1977-01-19 1977-06-21 Device for and method of reforming data Granted JPS5396689A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/760,492 US4149249A (en) 1975-12-23 1977-01-19 Apparatus and method for reconstructing data

Publications (2)

Publication Number Publication Date
JPS5396689A true JPS5396689A (en) 1978-08-24
JPS6314983B2 JPS6314983B2 (en) 1988-04-02

Family

ID=25059266

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7290077A Granted JPS5396689A (en) 1977-01-19 1977-06-21 Device for and method of reforming data

Country Status (7)

Country Link
JP (1) JPS5396689A (en)
CA (1) CA1111575A (en)
DE (1) DE2735437A1 (en)
FR (1) FR2378289A2 (en)
IT (1) IT1151463B (en)
NL (1) NL7706873A (en)
SE (1) SE437763B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5998276A (en) * 1982-10-22 1984-06-06 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン Method and apparatus for determining distribution of radiation attenuation within object part
JPS6182605U (en) * 1984-11-02 1986-05-31

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816462A1 (en) * 1978-04-15 1979-10-25 Philips Patentverwaltung METHOD FOR GENERATING IMPROVED RECONSTRUCTION IMAGES IN COMPUTER TOMOGRAPHY EQUIPMENT
JP4585815B2 (en) * 2004-09-03 2010-11-24 キヤノン株式会社 Information processing apparatus, imaging system, absorption coefficient correction method, and computer program

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778614A (en) * 1968-08-23 1973-12-11 Emi Ltd Method and apparatus for measuring x- or {65 -radiation absorption or transmission at plural angles and analyzing the data
JPS51126086A (en) * 1975-03-18 1976-11-02 Emi Ltd Radiation photograph camera

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1471531A (en) * 1973-04-25 1977-04-27 Emi Ltd Radiography
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography
JPS522186A (en) * 1974-11-29 1977-01-08 Univ Leland Stanford Junior Device for detecting and stopping divergent transmissive radiation and threeedimensional sectional camera device
US4149247A (en) * 1975-12-23 1979-04-10 Varian Associates, Inc. Tomographic apparatus and method for reconstructing planar slices from non-absorbed and non-scattered radiation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778614A (en) * 1968-08-23 1973-12-11 Emi Ltd Method and apparatus for measuring x- or {65 -radiation absorption or transmission at plural angles and analyzing the data
JPS51126086A (en) * 1975-03-18 1976-11-02 Emi Ltd Radiation photograph camera

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5998276A (en) * 1982-10-22 1984-06-06 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン Method and apparatus for determining distribution of radiation attenuation within object part
JPH0415505B2 (en) * 1982-10-22 1992-03-18 Fuiritsupusu Furuuiranpenfuaburiken Nv
JPS6182605U (en) * 1984-11-02 1986-05-31
JPH0441844Y2 (en) * 1984-11-02 1992-10-01

Also Published As

Publication number Publication date
CA1111575A (en) 1981-10-27
FR2378289A2 (en) 1978-08-18
DE2735437A1 (en) 1978-07-20
SE437763B (en) 1985-03-18
FR2378289B2 (en) 1983-08-19
SE7707270L (en) 1978-07-20
JPS6314983B2 (en) 1988-04-02
IT1151463B (en) 1986-12-17
NL7706873A (en) 1978-07-21

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