CN106233336B - Pet随机符合校正 - Google Patents

Pet随机符合校正 Download PDF

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Publication number
CN106233336B
CN106233336B CN201580020950.3A CN201580020950A CN106233336B CN 106233336 B CN106233336 B CN 106233336B CN 201580020950 A CN201580020950 A CN 201580020950A CN 106233336 B CN106233336 B CN 106233336B
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Prior art keywords
sinogram
delay
unit
coincidences
coincidence
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CN201580020950.3A
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Chinese (zh)
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CN106233336A (zh
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叶京汉
宋犀云
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Koninklijke Philips NV
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Koninklijke Philips NV
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/10—Image preprocessing, e.g. calibration, positioning of sources or scatter correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • 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
    • G06T2207/10104—Positron emission tomography [PET]
    • 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
    • G06T2207/30242—Counting objects in image

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Quality & Reliability (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Nuclear Medicine (AREA)
  • Measurement Of Radiation (AREA)
CN201580020950.3A 2014-04-23 2015-04-23 Pet随机符合校正 Expired - Fee Related CN106233336B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461983074P 2014-04-23 2014-04-23
US61/983,074 2014-04-23
PCT/IB2015/052967 WO2015162580A1 (en) 2014-04-23 2015-04-23 Pet random coincidence correction

Publications (2)

Publication Number Publication Date
CN106233336A CN106233336A (zh) 2016-12-14
CN106233336B true CN106233336B (zh) 2020-11-03

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CN201580020950.3A Expired - Fee Related CN106233336B (zh) 2014-04-23 2015-04-23 Pet随机符合校正

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US (1) US10127690B2 (https=)
EP (1) EP3134872B1 (https=)
JP (1) JP6670253B2 (https=)
CN (1) CN106233336B (https=)
WO (1) WO2015162580A1 (https=)

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US10078889B2 (en) 2015-08-25 2018-09-18 Shanghai United Imaging Healthcare Co., Ltd. System and method for image calibration
WO2017214766A1 (zh) 2016-06-12 2017-12-21 上海联影医疗科技有限公司 正电子发射断层成像系统及其图像重建方法
CN108338805B (zh) * 2017-01-22 2024-05-28 苏州瑞派宁科技有限公司 一种用于pet系统的时间校正装置
CN107464270B (zh) * 2017-07-17 2020-08-11 东软医疗系统股份有限公司 一种图像重建方法和装置
WO2019057851A1 (en) * 2017-09-21 2019-03-28 Koninklijke Philips N.V. MAXIMIZING MAXIMUM RELIABLE ITERATIVE TRUTHING EXPECTANCY FOR ESTIMATION OF RANDOM COINICIENCE OF POSITRON EMISSION TOMOGRAPHY
JP7242708B2 (ja) * 2018-01-30 2023-03-20 コーニンクレッカ フィリップス エヌ ヴェ リストモード再構成における定量化精度向上のための補正方法
EP3746984A1 (en) 2018-01-31 2020-12-09 Koninklijke Philips N.V. Scatter correction for positron emission tomography (pet)
CN109124672B (zh) * 2018-10-19 2021-08-17 上海联影医疗科技股份有限公司 随机符合事件的校正方法、装置、设备和存储介质
CN110507344B (zh) * 2019-09-04 2022-05-13 上海联影医疗科技股份有限公司 一种符合判选方法、装置、设备及存储介质
EP3937785A4 (en) 2019-04-15 2022-06-01 Shanghai United Imaging Healthcare Co., Ltd. SYSTEMS AND METHODS FOR DETERMINING TRUE COINCIDENTAL EVENTS
CN110215227B (zh) * 2019-06-05 2022-10-14 上海联影医疗科技股份有限公司 时间窗设置方法、装置、计算机设备和存储介质
US12169260B2 (en) * 2021-04-30 2024-12-17 Siemens Medical Solutions Usa, Inc. Mean randoms estimation from list mode data
US12159330B2 (en) * 2022-02-17 2024-12-03 Canon Medical Systems Corporation Event property-dependent point spread function modeling and image reconstruction for PET

Citations (2)

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Publication number Priority date Publication date Assignee Title
CN101084831A (zh) * 2006-06-06 2007-12-12 通用电气公司 用于pet飞行时间的方法和装置
CN102640016A (zh) * 2010-12-02 2012-08-15 株式会社东芝 Pet 数据处理方法、pet 数据处理装置、计算机可读的存储介质、以及数据处理方法

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US7127095B2 (en) * 2004-10-15 2006-10-24 The Brigham And Women's Hospital, Inc. Factor analysis in medical imaging
US7381959B2 (en) 2005-08-17 2008-06-03 General Electric Company Technique for reconstructing PET scan images
JP2008190901A (ja) * 2007-02-01 2008-08-21 Hitachi Ltd 陽電子放出型断層撮影装置
US8022368B2 (en) * 2007-09-17 2011-09-20 Siemens Medical Solutions Usa, Inc. Hybrid method for randoms variance reduction
US8359345B2 (en) 2008-05-09 2013-01-22 Siemens Medical Solutions Usa, Inc. Iterative algorithms for variance reduction on compressed sinogram random coincidences in PET
US8094908B2 (en) 2008-07-17 2012-01-10 General Electric Company Method and system for estimating randoms in imaging data
US20110142316A1 (en) * 2009-10-29 2011-06-16 Ge Wang Tomography-Based and MRI-Based Imaging Systems
US11730430B2 (en) * 2012-09-21 2023-08-22 The General Hospital Corporation System and method for single-scan rest-stress cardiac pet
EP2984631B1 (en) * 2013-04-11 2020-06-10 Koninklijke Philips N.V. Method for modeling and accounting for cascade gammas in images

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101084831A (zh) * 2006-06-06 2007-12-12 通用电气公司 用于pet飞行时间的方法和装置
CN102640016A (zh) * 2010-12-02 2012-08-15 株式会社东芝 Pet 数据处理方法、pet 数据处理装置、计算机可读的存储介质、以及数据处理方法

Also Published As

Publication number Publication date
EP3134872A1 (en) 2017-03-01
CN106233336A (zh) 2016-12-14
WO2015162580A1 (en) 2015-10-29
US20170046857A1 (en) 2017-02-16
JP6670253B2 (ja) 2020-03-18
EP3134872B1 (en) 2020-06-10
US10127690B2 (en) 2018-11-13
JP2017516988A (ja) 2017-06-22

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