JP7313194B2 - 画像処理装置、画像処理方法及びプログラム - Google Patents

画像処理装置、画像処理方法及びプログラム Download PDF

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JP7313194B2
JP7313194B2 JP2019101483A JP2019101483A JP7313194B2 JP 7313194 B2 JP7313194 B2 JP 7313194B2 JP 2019101483 A JP2019101483 A JP 2019101483A JP 2019101483 A JP2019101483 A JP 2019101483A JP 7313194 B2 JP7313194 B2 JP 7313194B2
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image
material property
radiation
spectrum
processing apparatus
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JP2020192268A5 (enExample
JP2020192268A (ja
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聡太 鳥居
貴司 岩下
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Canon Inc
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Canon Inc
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Priority to JP2019101483A priority Critical patent/JP7313194B2/ja
Priority to PCT/JP2020/016777 priority patent/WO2020241110A1/ja
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Priority to US17/529,327 priority patent/US12136191B2/en
Publication of JP2020192268A5 publication Critical patent/JP2020192268A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • 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
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • 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
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • 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
    • G06T7/0012—Biomedical image inspection
    • 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
    • G06T2207/10116—X-ray image
    • 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
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30008—Bone

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Optics & Photonics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Quality & Reliability (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP2019101483A 2019-05-30 2019-05-30 画像処理装置、画像処理方法及びプログラム Active JP7313194B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019101483A JP7313194B2 (ja) 2019-05-30 2019-05-30 画像処理装置、画像処理方法及びプログラム
PCT/JP2020/016777 WO2020241110A1 (ja) 2019-05-30 2020-04-16 画像処理装置、画像処理方法及びプログラム
US17/529,327 US12136191B2 (en) 2019-05-30 2021-11-18 Image processing apparatus, image processing method, and non-transitory computer-readable storage medium

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JP2019101483A JP7313194B2 (ja) 2019-05-30 2019-05-30 画像処理装置、画像処理方法及びプログラム

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JP2020192268A JP2020192268A (ja) 2020-12-03
JP2020192268A5 JP2020192268A5 (enExample) 2022-06-07
JP7313194B2 true JP7313194B2 (ja) 2023-07-24

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020003744A1 (ja) * 2018-06-27 2020-01-02 キヤノン株式会社 放射線撮影装置、放射線撮影方法およびプログラム
JP2022131604A (ja) * 2021-02-26 2022-09-07 キヤノン株式会社 画像処理装置及び方法、放射線撮像システム

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008125900A (ja) 2006-11-22 2008-06-05 Ge Medical Systems Global Technology Co Llc Ｘ線断層撮影装置
JP2009506854A (ja) 2005-09-06 2009-02-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 複数エネルギー窓をもつ計算機断層撮影におけるデータ処理および解析
JP2014210180A (ja) 2013-04-04 2014-11-13 株式会社東芝 Ｘ線コンピュータ断層撮影装置
WO2018187735A1 (en) 2017-04-07 2018-10-11 Photo Diagnostic Systems, Inc. Method for artifact reduction using monoenergetic data in computed tomography

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JP2651625B2 (ja) * 1990-02-14 1997-09-10 富士写真フイルム株式会社 エネルギーサブトラクション画像生成方法
US5485371A (en) * 1990-02-14 1996-01-16 Fuji Photo Film Co., Ltd. Method for forming energy subtraction radiation images, and method and apparatus for smoothing radiation images
JP2003180669A (ja) * 2001-12-18 2003-07-02 Shimadzu Corp Ｘ線撮影装置
DE602004003521T2 (de) * 2003-06-26 2007-10-04 Fujifilm Corporation Verfahren, Vorrichtung und Programm zur Bildverarbeitung und zur Detektion von abnormalen Schatten
EP1712179B1 (en) * 2005-04-13 2010-12-15 Tanita Corporation Trunk visceral fat measuring method and apparatus
US7760848B2 (en) * 2006-09-08 2010-07-20 General Electric Company Method and system for generating a multi-spectral image of an object
US7742568B2 (en) * 2007-06-09 2010-06-22 Spectrum San Diego, Inc. Automobile scanning system
US20140376686A1 (en) * 2011-02-18 2014-12-25 Smiths Heimann Gmbh System and method for multi-scanner x-ray inspection
SK6148Y1 (sk) 2011-08-22 2012-06-04 Boris Hudak Bike with modifiable design to climb, descent and terrain roughness
US9458524B2 (en) * 2013-03-05 2016-10-04 Cabot Corporation Methods to recover cesium or rubidium from secondary ore
US10451568B2 (en) * 2014-08-22 2019-10-22 Canon Medical Systems Corporation Photon counting X-ray CT apparatus
JP7054329B2 (ja) 2017-10-06 2022-04-13 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009506854A (ja) 2005-09-06 2009-02-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 複数エネルギー窓をもつ計算機断層撮影におけるデータ処理および解析
JP2008125900A (ja) 2006-11-22 2008-06-05 Ge Medical Systems Global Technology Co Llc Ｘ線断層撮影装置
JP2014210180A (ja) 2013-04-04 2014-11-13 株式会社東芝 Ｘ線コンピュータ断層撮影装置
WO2018187735A1 (en) 2017-04-07 2018-10-11 Photo Diagnostic Systems, Inc. Method for artifact reduction using monoenergetic data in computed tomography

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
岩元 新一郎，"[教育講演資料] Ｘ線減弱係数の仕分けと医用画像"，医用画像情報学会雑誌，2015年，Vol.32, No.3，pp.54-62

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US20220076397A1 (en) 2022-03-10
JP2020192268A (ja) 2020-12-03
US12136191B2 (en) 2024-11-05
WO2020241110A1 (ja) 2020-12-03

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