EP2317925A4 - Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography - Google Patents

Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography

Info

Publication number
EP2317925A4
EP2317925A4 EP09800891A EP09800891A EP2317925A4 EP 2317925 A4 EP2317925 A4 EP 2317925A4 EP 09800891 A EP09800891 A EP 09800891A EP 09800891 A EP09800891 A EP 09800891A EP 2317925 A4 EP2317925 A4 EP 2317925A4
Authority
EP
European Patent Office
Prior art keywords
tomography
incorporation
methods
image enhancement
dose reduction
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.)
Withdrawn
Application number
EP09800891A
Other languages
German (de)
French (fr)
Other versions
EP2317925A2 (en
Inventor
Jianwei Miao
Benjamin P Fahimian
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.)
University of California
Original Assignee
University of California
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 PCT/US2009/032733 external-priority patent/WO2009097580A2/en
Application filed by University of California filed Critical University of California
Publication of EP2317925A2 publication Critical patent/EP2317925A2/en
Publication of EP2317925A4 publication Critical patent/EP2317925A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/424—Iterative

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Image Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
EP09800891A 2008-07-23 2009-07-21 Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography Withdrawn EP2317925A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8310508P 2008-07-23 2008-07-23
PCT/US2009/032733 WO2009097580A2 (en) 2008-01-30 2009-01-30 Dose reduction and image enhancement in tomography through the utilization of the object's surroundings as dynamic constraints
PCT/US2009/051290 WO2010011676A2 (en) 2008-07-23 2009-07-21 Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography

Publications (2)

Publication Number Publication Date
EP2317925A2 EP2317925A2 (en) 2011-05-11
EP2317925A4 true EP2317925A4 (en) 2012-10-24

Family

ID=41570830

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09800891A Withdrawn EP2317925A4 (en) 2008-07-23 2009-07-21 Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography

Country Status (4)

Country Link
EP (1) EP2317925A4 (en)
CA (1) CA2729607A1 (en)
IL (1) IL210408A0 (en)
WO (1) WO2010011676A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8632448B1 (en) 2009-02-05 2014-01-21 Loma Linda University Medical Center Proton scattering analysis system
JP6034695B2 (en) 2009-10-01 2016-11-30 ローマ リンダ ユニヴァーシティ メディカル センター Ion-induced impact ionization detector and its use
US9207193B2 (en) 2010-02-12 2015-12-08 Loma Linda University Medical Center Systems and methodologies for proton computed tomography
JP5937093B2 (en) * 2010-10-27 2016-06-22 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． System and method for removing low dose CT noise
CA2829094A1 (en) 2011-03-07 2012-11-29 Loma Linda University Medical Center Systems, devices and methods related to calibration of a proton computed tomography scanner
WO2013002720A1 (en) * 2011-06-30 2013-01-03 Ge Healthcare Bio-Sciences Corp Image quality optimization of biological imaging
US20140140595A1 (en) * 2011-06-30 2014-05-22 Ge Healthcare Bio-Sciences Corp. Microscopy system and method for biological imaging
CN110853113B (en) * 2019-11-19 2023-05-26 黄秋 TOF-PET image reconstruction algorithm and reconstruction system based on BPF
US20220277513A1 (en) * 2021-02-26 2022-09-01 National Tsing Hua University Method for constructing a three-dimensional model using tomographic reconstruction technique
US20220414832A1 (en) * 2021-06-24 2022-12-29 Canon Medical Systems Corporation X-ray imaging restoration using deep learning algorithms

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008017076A2 (en) * 2006-08-03 2008-02-07 The Regents Of The University Of California Iterative methods for dose reduction and image enhancement in tomography

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5937102A (en) * 1996-10-09 1999-08-10 California Institute Of Technology Image reconstruction
US7206459B2 (en) * 2001-07-31 2007-04-17 Ricoh Co., Ltd. Enhancement of compressed images
CA2605836A1 (en) * 2005-04-25 2006-11-02 University Of Rochester Method and apparatus of global de-noising for ct imaging

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008017076A2 (en) * 2006-08-03 2008-02-07 The Regents Of The University Of California Iterative methods for dose reduction and image enhancement in tomography

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LEE E ET AL: "Radiation dose reduction and image enhancement in biological imaging through equally-sloped tomography", JOURNAL OF STRUCTURAL BIOLOGY, ACADEMIC PRESS, UNITED STATES, vol. 164, no. 2, 15 August 2008 (2008-08-15), pages 221 - 227, XP025562439, ISSN: 1047-8477, [retrieved on 20080815], DOI: 10.1016/J.JSB.2008.07.011 *

Also Published As

Publication number Publication date
WO2010011676A2 (en) 2010-01-28
WO2010011676A3 (en) 2010-04-22
EP2317925A2 (en) 2011-05-11
IL210408A0 (en) 2011-03-31
CA2729607A1 (en) 2010-01-28

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Legal Events

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A4 Supplementary search report drawn up and despatched

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