CN116745804B - 减少医学图像中的伪影 - Google Patents

减少医学图像中的伪影

Info

Publication number
CN116745804B
CN116745804B CN202180083181.7A CN202180083181A CN116745804B CN 116745804 B CN116745804 B CN 116745804B CN 202180083181 A CN202180083181 A CN 202180083181A CN 116745804 B CN116745804 B CN 116745804B
Authority
CN
China
Prior art keywords
image
gradient
computed tomography
artifact
artifact estimation
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
CN202180083181.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN116745804A (zh
Inventor
T·克勒
B·J·布伦德尔
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips NV
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 Koninklijke Philips NV filed Critical Koninklijke Philips NV
Publication of CN116745804A publication Critical patent/CN116745804A/zh
Application granted granted Critical
Publication of CN116745804B publication Critical patent/CN116745804B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/77—Retouching; Inpainting; Scratch removal
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/30—Image post-processing, e.g. metal artefact correction
    • 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
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G16H30/40—ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
    • 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
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Primary Health Care (AREA)
  • Public Health (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN202180083181.7A 2020-12-10 2021-12-03 减少医学图像中的伪影 Active CN116745804B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20212943.3A EP4012648A1 (en) 2020-12-10 2020-12-10 Reduction of artefacts in medical images
EP20212943.3 2020-12-10
PCT/EP2021/084163 WO2022122582A1 (en) 2020-12-10 2021-12-03 Reduction of artefacts in medical images

Publications (2)

Publication Number Publication Date
CN116745804A CN116745804A (zh) 2023-09-12
CN116745804B true CN116745804B (zh) 2025-12-19

Family

ID=73792973

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180083181.7A Active CN116745804B (zh) 2020-12-10 2021-12-03 减少医学图像中的伪影

Country Status (5)

Country Link
US (1) US20240029214A1 (https=)
EP (2) EP4012648A1 (https=)
JP (1) JP2023553918A (https=)
CN (1) CN116745804B (https=)
WO (1) WO2022122582A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115115737B (zh) * 2022-08-29 2023-01-06 深圳市海清视讯科技有限公司 热成像中伪影的识别方法、装置、设备、介质及程序产品
CN117243627B (zh) * 2023-11-16 2024-02-09 有方（合肥）医疗科技有限公司 Cbct图像的处理方法及装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101178370A (zh) * 2006-10-27 2008-05-14 Ge医疗系统环球技术有限公司 X-射线断层摄影设备
CN105678711A (zh) * 2016-01-29 2016-06-15 中国科学院高能物理研究所 一种基于图像分割的衰减校正方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7623691B2 (en) * 2004-08-06 2009-11-24 Kabushiki Kaisha Toshiba Method for helical windmill artifact reduction with noise restoration for helical multislice CT
JP2010022576A (ja) * 2008-07-18 2010-02-04 Toshiba Corp Ｘ線コンピュータ断層撮影装置および画像再構成方法
US8831319B2 (en) * 2009-11-16 2014-09-09 Arineta Ltd. Method and system for calibrating CT images
US8731269B2 (en) * 2011-10-19 2014-05-20 Kabushiki Kaisha Toshiba Method and system for substantially reducing artifacts in circular cone beam computer tomography (CT)
US9269128B2 (en) * 2012-05-23 2016-02-23 Snu R&Db Foundation Method for reducing noise in medical image
CN106780649B (zh) * 2016-12-16 2020-04-07 上海联影医疗科技有限公司 图像的伪影去除方法和装置
US11435419B2 (en) * 2018-05-10 2022-09-06 Siemens Healthcare Gmbh Streak artifact reduction in magnetic resonance imaging

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101178370A (zh) * 2006-10-27 2008-05-14 Ge医疗系统环球技术有限公司 X-射线断层摄影设备
CN105678711A (zh) * 2016-01-29 2016-06-15 中国科学院高能物理研究所 一种基于图像分割的衰减校正方法

Also Published As

Publication number Publication date
EP4012648A1 (en) 2022-06-15
CN116745804A (zh) 2023-09-12
EP4260275B1 (en) 2024-07-24
EP4260275A1 (en) 2023-10-18
JP2023553918A (ja) 2023-12-26
WO2022122582A1 (en) 2022-06-16
US20240029214A1 (en) 2024-01-25

Similar Documents

Publication Publication Date Title
CN111540025B (zh) 预测用于图像处理的图像
JP6100772B2 (ja) 画像処理方法及びコンピューティング装置
Schnurr et al. Simulation-based deep artifact correction with convolutional neural networks for limited angle artifacts
JP7258744B2 (ja) スペクトルコンピュータ断層撮影フィンガープリンティング
CN116745804B (zh) 减少医学图像中的伪影
JPWO2017104700A1 (ja) 画像処理装置および画像処理方法
JP2020179146A (ja) 医用画像処理装置、ｘ線コンピュータ断層撮影装置及びプログラム
US9839404B2 (en) Image data Z-axis coverage extension for tissue dose estimation
EP3513375A1 (en) Edge noise reduction
CN117897722A (zh) 使用机器学习方法进行的医学图像去噪
TWI500412B (zh) 一種影像品質的改善處理方法及其造影系統
JP5635732B2 (ja) 複数繰り返しアルゴリズムの進行的な収束
CN118435228A (zh) 处理由计算机断层摄影扫描器产生的投影数据
EP4637539B1 (en) Processing medical images to assist radiotherapy planning
CN116172594B (zh) 用于生成患者的结果图像数据集的方法及装置
JP2024515698A (ja) コンピュータ断層撮影スキャナによって生成された投影領域データの処理
CN119516010A (zh) 用于图像重建的方法和系统
JP2025064948A (ja) 医用画像処理方法、医用イメージング装置、及び医用装置
Wang et al. NNTV-GS: a fast reconstruction method combining nearest neighbor total variation and Gaussian splatting in dental offset detector CBCT
CN119013695A (zh) 基于脊柱中心线提取的最优路径查找
WO2023170010A1 (en) Optimal path finding based spinal center line extraction
CN119278468A (zh) 从低剂量ct模拟x射线
CN119488309A (zh) 用于改善重建的2d/3d图像中的伪影校正的系统和方法
CN121527292A (zh) 一种图像重建方法、装置、存储介质及设备
CN118986382A (zh) 能谱锥束伪影抑制方法、装置、设备、介质及程序产品

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant