CN113454489B - 图像处理装置和图像处理方法 - Google Patents

图像处理装置和图像处理方法 Download PDF

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CN113454489B
CN113454489B CN202080012799.XA CN202080012799A CN113454489B CN 113454489 B CN113454489 B CN 113454489B CN 202080012799 A CN202080012799 A CN 202080012799A CN 113454489 B CN113454489 B CN 113454489B
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image
tomographic image
tomographic
frame
generating
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CN113454489A (zh
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桥本二三生
大手希望
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Hamamatsu Photonics KK
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/20—Inverse problem, i.e. transformations from projection space into object space
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2210/00—Indexing scheme for image generation or computer graphics
    • G06T2210/41—Medical
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/412—Dynamic
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/441—AI-based methods, deep learning or artificial neural networks

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Image Processing (AREA)
  • Nuclear Medicine (AREA)
  • Image Analysis (AREA)
CN202080012799.XA 2019-02-07 2020-01-29 图像处理装置和图像处理方法 Active CN113454489B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-020467 2019-02-07
JP2019020467A JP7237624B2 (ja) 2019-02-07 2019-02-07 画像処理装置および画像処理方法
PCT/JP2020/003268 WO2020162296A1 (ja) 2019-02-07 2020-01-29 画像処理装置および画像処理方法

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CN113454489A CN113454489A (zh) 2021-09-28
CN113454489B true CN113454489B (zh) 2024-07-26

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EP (1) EP3923033B1 (https=)
JP (1) JP7237624B2 (https=)
CN (1) CN113454489B (https=)
WO (1) WO2020162296A1 (https=)

Families Citing this family (8)

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Publication number Priority date Publication date Assignee Title
JP7562223B2 (ja) * 2020-11-17 2024-10-07 キヤノンメディカルシステムズ株式会社 核医学診断装置および核医学データ処理装置
KR102561613B1 (ko) * 2021-12-10 2023-08-01 광주과학기술원 Ste 및 최적 중단시점 자동 결정 알고리즘을 적용한 dip를 사용하여 노이즈 이미지를 디노이징하는 방법 및 장치
KR102476433B1 (ko) * 2021-12-22 2022-12-12 이화여자대학교 산학협력단 신경망을 이용하여 영상의 노이즈를 저감하기 위한 학습 및 복원 방법과 이를 수행하는 컴퓨팅 장치
JP2023112818A (ja) * 2022-02-02 2023-08-15 浜松ホトニクス株式会社 画像処理装置および画像処理方法
JP2023173737A (ja) * 2022-05-26 2023-12-07 浜松ホトニクス株式会社 画像処理装置および画像処理方法
JP7815033B2 (ja) * 2022-05-31 2026-02-17 浜松ホトニクス株式会社 画像処理装置および画像処理方法
JP2024054668A (ja) * 2022-10-05 2024-04-17 浜松ホトニクス株式会社 画像処理装置および画像処理方法
WO2025142535A1 (ja) * 2023-12-27 2025-07-03 浜松ホトニクス株式会社 画像処理装置および画像処理方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109009179A (zh) * 2018-08-02 2018-12-18 浙江大学 基于深度置信网络的相同同位素标记双示踪剂pet分离方法
CN109166161A (zh) * 2018-07-04 2019-01-08 东南大学 一种基于噪声伪影抑制卷积神经网络的低剂量ct图像处理系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7968851B2 (en) * 2004-01-13 2011-06-28 Spectrum Dynamics Llc Dynamic spect camera
CN103955899A (zh) 2014-05-02 2014-07-30 南方医科大学 基于组合图像引导的动态pet图像去噪方法
US20180018757A1 (en) * 2016-07-13 2018-01-18 Kenji Suzuki Transforming projection data in tomography by means of machine learning
WO2018048507A1 (en) 2016-09-06 2018-03-15 Han Xiao Neural network for generating synthetic medical images
US10621756B2 (en) * 2017-01-13 2020-04-14 Canon Medical Systems Corporation Apparatus and method for correcting bias in low-count computed tomography projection data
RU2667879C1 (ru) * 2017-05-30 2018-09-24 Общество с ограниченной ответственностью "Аби Продакшн" Обработка и анализ данных на изображениях компьютерной томографии
EP3698269B1 (en) * 2017-11-22 2025-07-30 Zhejiang Dahua Technology Co., Ltd. An image processing method and system
US11880962B2 (en) * 2018-02-15 2024-01-23 General Electric Company System and method for synthesizing magnetic resonance images
JP7262933B2 (ja) * 2018-05-25 2023-04-24 キヤノンメディカルシステムズ株式会社 医用情報処理システム、医用情報処理装置、放射線診断装置、超音波診断装置、学習用データの生産方法及びプログラム
US10685445B2 (en) * 2018-06-09 2020-06-16 Uih-Rt Us Llc Systems and methods for generating augmented segmented image set
US10991092B2 (en) * 2018-08-13 2021-04-27 Siemens Healthcare Gmbh Magnetic resonance imaging quality classification based on deep machine-learning to account for less training data
US11446008B2 (en) * 2018-08-17 2022-09-20 Tokitae Llc Automated ultrasound video interpretation of a body part with one or more convolutional neural networks
CN109272472B (zh) 2018-10-15 2022-07-15 天津大学 面向医用能谱ct图像的噪声及伪影消除方法
US11222447B2 (en) * 2020-05-06 2022-01-11 Siemens Medical Solutions Usa, Inc. Inter-frame motion correction in whole-body direct parametric image reconstruction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109166161A (zh) * 2018-07-04 2019-01-08 东南大学 一种基于噪声伪影抑制卷积神经网络的低剂量ct图像处理系统
CN109009179A (zh) * 2018-08-02 2018-12-18 浙江大学 基于深度置信网络的相同同位素标记双示踪剂pet分离方法

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Publication number Publication date
WO2020162296A1 (ja) 2020-08-13
CN113454489A (zh) 2021-09-28
US20220114772A1 (en) 2022-04-14
EP3923033A4 (en) 2022-11-16
JP2020128882A (ja) 2020-08-27
JP7237624B2 (ja) 2023-03-13
US11893660B2 (en) 2024-02-06
EP3923033B1 (en) 2025-06-25
EP3923033A1 (en) 2021-12-15

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