JP7502868B2 - 画像処理装置および方法、プログラム - Google Patents

画像処理装置および方法、プログラム Download PDF

Info

Publication number
JP7502868B2
JP7502868B2 JP2020020073A JP2020020073A JP7502868B2 JP 7502868 B2 JP7502868 B2 JP 7502868B2 JP 2020020073 A JP2020020073 A JP 2020020073A JP 2020020073 A JP2020020073 A JP 2020020073A JP 7502868 B2 JP7502868 B2 JP 7502868B2
Authority
JP
Japan
Prior art keywords
image
scattered radiation
grid
imaging
characteristic information
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.)
Active
Application number
JP2020020073A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021122674A5 (enExample
JP2021122674A (ja
Inventor
真弥 勝間田
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.)
Canon Inc
Original Assignee
Canon 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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2020020073A priority Critical patent/JP7502868B2/ja
Priority to PCT/JP2021/002422 priority patent/WO2021157403A1/ja
Publication of JP2021122674A publication Critical patent/JP2021122674A/ja
Priority to US17/809,462 priority patent/US20220323036A1/en
Publication of JP2021122674A5 publication Critical patent/JP2021122674A5/ja
Application granted granted Critical
Publication of JP7502868B2 publication Critical patent/JP7502868B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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]
    • 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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4291—Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating
    • 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
    • A61B6/5282—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to scatter

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Veterinary Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2020020073A 2020-02-07 2020-02-07 画像処理装置および方法、プログラム Active JP7502868B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2020020073A JP7502868B2 (ja) 2020-02-07 2020-02-07 画像処理装置および方法、プログラム
PCT/JP2021/002422 WO2021157403A1 (ja) 2020-02-07 2021-01-25 画像処理装置および方法、プログラム
US17/809,462 US20220323036A1 (en) 2020-02-07 2022-06-28 Image processing apparatus, method, and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020020073A JP7502868B2 (ja) 2020-02-07 2020-02-07 画像処理装置および方法、プログラム

Publications (3)

Publication Number Publication Date
JP2021122674A JP2021122674A (ja) 2021-08-30
JP2021122674A5 JP2021122674A5 (enExample) 2023-01-30
JP7502868B2 true JP7502868B2 (ja) 2024-06-19

Family

ID=77200488

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020020073A Active JP7502868B2 (ja) 2020-02-07 2020-02-07 画像処理装置および方法、プログラム

Country Status (3)

Country Link
US (1) US20220323036A1 (enExample)
JP (1) JP7502868B2 (enExample)
WO (1) WO2021157403A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250090116A1 (en) * 2022-01-09 2025-03-20 Calidar, Inc. Apparatus and method for in vivo breast tissue imaging using coded aperture xray scatter tomography

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017012445A (ja) 2015-06-30 2017-01-19 キヤノン株式会社 画像処理装置、画像処理方法、および画像処理プログラム
JP2017012444A (ja) 2015-06-30 2017-01-19 キヤノン株式会社 画像処理装置および画像処理方法、画像処理プログラム
JP2017051871A (ja) 2013-07-31 2017-03-16 富士フイルム株式会社 放射線画像解析装置および方法並びにプログラム
JP2019130083A (ja) 2018-01-31 2019-08-08 キヤノン株式会社 画像処理装置、放射線撮影装置、画像処理方法、及びプログラム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7912180B2 (en) * 2009-02-19 2011-03-22 Kabushiki Kaisha Toshiba Scattered radiation correction method and scattered radiation correction apparatus
JP6006454B2 (ja) * 2013-03-28 2016-10-12 富士フイルム株式会社 放射線画像処理装置および方法並びにプログラム
JP6071144B2 (ja) * 2013-07-31 2017-02-01 富士フイルム株式会社 放射線画像解析装置および方法並びにプログラム
JP6169626B2 (ja) * 2014-03-10 2017-07-26 富士フイルム株式会社 放射線画像処理装置、方法およびプログラム
JP6465763B2 (ja) * 2015-04-13 2019-02-06 キヤノン株式会社 画像処理装置、画像処理システム、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
JP2017051871A (ja) 2013-07-31 2017-03-16 富士フイルム株式会社 放射線画像解析装置および方法並びにプログラム
JP2017012445A (ja) 2015-06-30 2017-01-19 キヤノン株式会社 画像処理装置、画像処理方法、および画像処理プログラム
JP2017012444A (ja) 2015-06-30 2017-01-19 キヤノン株式会社 画像処理装置および画像処理方法、画像処理プログラム
JP2019130083A (ja) 2018-01-31 2019-08-08 キヤノン株式会社 画像処理装置、放射線撮影装置、画像処理方法、及びプログラム

Also Published As

Publication number Publication date
JP2021122674A (ja) 2021-08-30
WO2021157403A1 (ja) 2021-08-12
US20220323036A1 (en) 2022-10-13

Similar Documents

Publication Publication Date Title
US10292672B2 (en) Radiographic image processing device, method, and recording medium
JP5815048B2 (ja) Ｘ線ｃｔ装置
JP6567094B2 (ja) 放射線映像の処理方法及び放射線撮影システム
US9836830B2 (en) Radiographic image processing device, method, and recording medium
US10194881B2 (en) Radiographic image processing device, method, and recording medium
JP6214226B2 (ja) 画像処理装置、断層撮影装置、画像処理方法およびプログラム
WO2015015745A1 (ja) 放射線画像解析装置および方法並びにプログラム
JP2008272476A (ja) 単位面積質量画像の作成方法
US10282870B2 (en) Spectral imaging
JP6912965B2 (ja) 放射線撮像装置、放射線撮像システムおよび放射線撮像装置の作動方法
JP6746676B2 (ja) 画像処理装置、画像処理方法、及びプログラム
JP7190344B2 (ja) 画像処理装置、画像処理方法およびプログラム
JP6392058B2 (ja) 放射線画像処理装置および方法並びにプログラム
CN117830456B (zh) 用于校正图像金属伪影的方法、装置及电子设备
US8121372B2 (en) Method for reducing image noise in the context of capturing an image using two different radiation spectra
JP7502868B2 (ja) 画像処理装置および方法、プログラム
US20130308841A1 (en) Method and apparatus for image processing
JP6744749B2 (ja) 放射線撮影装置、放射線撮影システム、放射線撮影方法、及びプログラム
JPH0448453B2 (enExample)
JP2008073342A (ja) 放射線画像撮影システム及び放射線画像撮影方法
JP7408867B2 (ja) 画像処理装置、方法およびプログラム
US11763501B2 (en) Radiographic image processing device, radiographic image processing method, and radiographic image processing program
JP6392391B2 (ja) 放射線画像処理装置および方法並びにプログラム
JPWO2020241664A5 (enExample)
Jannetta Advanced deconvolution techniques and medical radiography

Legal Events

Date Code Title Description
RD01 Notification of change of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7421

Effective date: 20210103

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210113

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230119

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230119

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240115

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240312

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240510

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240607