JP7746293B2 - アンダーサンプリング係数の自動化された調整 - Google Patents

アンダーサンプリング係数の自動化された調整

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Publication number
JP7746293B2
JP7746293B2 JP2022569166A JP2022569166A JP7746293B2 JP 7746293 B2 JP7746293 B2 JP 7746293B2 JP 2022569166 A JP2022569166 A JP 2022569166A JP 2022569166 A JP2022569166 A JP 2022569166A JP 7746293 B2 JP7746293 B2 JP 7746293B2
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magnetic resonance
neural network
predicted
scan parameters
undersampling
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Japanese (ja)
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JP2023525165A5 (https=
JP2023525165A (ja
Inventor
マイケル ウィス
アンドレアス ホック
キラン ウェイス
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Koninklijke Philips NV
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Koninklijke Philips NV
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • 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
    • G06T2207/10072—Tomographic images
    • G06T2207/10088—Magnetic resonance imaging [MRI]
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20081—Training; Learning

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Quality & Reliability (AREA)
  • Medical Informatics (AREA)
  • Evolutionary Computation (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Computational Linguistics (AREA)
  • Data Mining & Analysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2022569166A 2020-05-15 2021-05-14 アンダーサンプリング係数の自動化された調整 Active JP7746293B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20174864.7 2020-05-15
EP20174864.7A EP3910358A1 (en) 2020-05-15 2020-05-15 Automated adjustment of the undersampling factor
PCT/EP2021/062831 WO2021229055A1 (en) 2020-05-15 2021-05-14 Automated adjustment of the undersampling factor

Publications (3)

Publication Number Publication Date
JP2023525165A JP2023525165A (ja) 2023-06-14
JP2023525165A5 JP2023525165A5 (https=) 2024-05-22
JP7746293B2 true JP7746293B2 (ja) 2025-09-30

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JP2022569166A Active JP7746293B2 (ja) 2020-05-15 2021-05-14 アンダーサンプリング係数の自動化された調整

Country Status (5)

Country Link
US (1) US12117511B2 (https=)
EP (2) EP3910358A1 (https=)
JP (1) JP7746293B2 (https=)
CN (1) CN115667969A (https=)
WO (1) WO2021229055A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102475397B1 (ko) * 2021-04-08 2022-12-08 주식회사 에어스메디컬 슬라이스 레졸루션 향상이 적용된 자기 공명 영상 처리 장치 및 그 방법
EP4458265A4 (en) * 2021-12-30 2025-12-10 Airs Medical Inc METHOD AND APPARATUS FOR PROCESSING MAGNETIC RESONANCE IMAGING USING A SCANNING PARAMETER

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US20170309019A1 (en) 2016-04-22 2017-10-26 New York University System, method and computer-accessible medium for learning an optimized variational network for medical image reconstruction
WO2018020964A1 (ja) 2016-07-29 2018-02-01 株式会社日立製作所 画像診断装置、及び、磁気共鳴イメージング装置
WO2019179838A1 (en) 2018-03-22 2019-09-26 Koninklijke Philips N.V. Anomaly detection using magnetic resonance fingerprinting
WO2019204406A1 (en) 2018-04-19 2019-10-24 Subtle Medical, Inc. Systems and methods for improving magnetic resonance imaging using deep learning
JP2020010823A (ja) 2018-07-18 2020-01-23 キヤノンメディカルシステムズ株式会社 医用情報処理装置、医用情報処理システム及び医用情報処理プログラム
JP2020036813A (ja) 2018-09-05 2020-03-12 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置

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JP6113522B2 (ja) * 2013-02-19 2017-04-12 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置及び画像処理装置
CN105308473B (zh) * 2013-03-13 2018-11-27 皇家飞利浦有限公司 平行成像加速参数的自动优化
US9689947B2 (en) * 2013-10-21 2017-06-27 Siemens Healthcare Gmbh Sampling strategies for sparse magnetic resonance image reconstruction
US9983283B2 (en) * 2015-03-16 2018-05-29 Toshiba Medical Systems Corporation Accelerated MRI using radial strips and undersampling of k-space
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CN110992440B (zh) * 2019-12-10 2023-04-21 中国科学院深圳先进技术研究院 弱监督磁共振快速成像方法和装置

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Publication number Priority date Publication date Assignee Title
US20170309019A1 (en) 2016-04-22 2017-10-26 New York University System, method and computer-accessible medium for learning an optimized variational network for medical image reconstruction
WO2018020964A1 (ja) 2016-07-29 2018-02-01 株式会社日立製作所 画像診断装置、及び、磁気共鳴イメージング装置
WO2019179838A1 (en) 2018-03-22 2019-09-26 Koninklijke Philips N.V. Anomaly detection using magnetic resonance fingerprinting
WO2019204406A1 (en) 2018-04-19 2019-10-24 Subtle Medical, Inc. Systems and methods for improving magnetic resonance imaging using deep learning
JP2020010823A (ja) 2018-07-18 2020-01-23 キヤノンメディカルシステムズ株式会社 医用情報処理装置、医用情報処理システム及び医用情報処理プログラム
JP2020036813A (ja) 2018-09-05 2020-03-12 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置

Also Published As

Publication number Publication date
EP3910358A1 (en) 2021-11-17
WO2021229055A1 (en) 2021-11-18
EP4150359A1 (en) 2023-03-22
CN115667969A (zh) 2023-01-31
EP4150359B1 (en) 2026-04-29
US12117511B2 (en) 2024-10-15
JP2023525165A (ja) 2023-06-14
US20230168327A1 (en) 2023-06-01

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