JP2019188135A5 - - Google Patents

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JP2019188135A5
JP2019188135A5 JP2019077112A JP2019077112A JP2019188135A5 JP 2019188135 A5 JP2019188135 A5 JP 2019188135A5 JP 2019077112 A JP2019077112 A JP 2019077112A JP 2019077112 A JP2019077112 A JP 2019077112A JP 2019188135 A5 JP2019188135 A5 JP 2019188135A5
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forward projection
simplification
density
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JP7181832B2 (ja
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JP2019077112A 2018-04-19 2019-04-15 Ａｌｖａｒｅｚ－Ｍａｃｏｖｓｋｉ減衰モデルを使用した断層像再構成におけるＸ線ビームハードニング補正 Active JP7181832B2 (ja)

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US201862659887P 2018-04-19 2018-04-19
US62/659,887 2018-04-19

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JP2019188135A JP2019188135A (ja) 2019-10-31
JP2019188135A5 true JP2019188135A5 (https=) 2022-02-01
JP7181832B2 JP7181832B2 (ja) 2022-12-01

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US (1) US10902650B2 (https=)
JP (1) JP7181832B2 (https=)
CN (1) CN110389138B (https=)
AU (1) AU2019202047B2 (https=)
RU (1) RU2770544C2 (https=)

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US10846860B2 (en) * 2013-03-05 2020-11-24 Nview Medical Inc. Systems and methods for x-ray tomosynthesis image reconstruction
CN111373448B (zh) 2017-09-22 2023-12-08 尼维医疗公司 使用机器学习正则化器的图像重建
US11610297B2 (en) * 2019-12-02 2023-03-21 Kla Corporation Tomography based semiconductor measurements using simplified models
FR3126779B1 (fr) * 2021-09-09 2024-05-31 Safran Procédé, dispositif et programme d’ordinateur de contrôle d’une pièce par radiographie aux rayons X
CN115078214B (zh) * 2022-06-14 2024-01-26 西南石油大学 基于双能ct的岩心矿物识别及孔隙度分布联合表征方法
US12408888B2 (en) 2023-06-12 2025-09-09 Canon Medical Systems Corporation Detector response calibaration data weight optimization method for a photon counting x-ray imaging system
CN117330592B (zh) * 2023-11-30 2024-03-15 赛诺威盛科技(北京)股份有限公司 能谱及散射校正方法、装置和设备
CN118505831B (zh) * 2024-04-23 2025-10-21 中北大学 基于积分不变性的单电压下ct图像硬化伪影校正方法

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US4029963A (en) * 1976-07-30 1977-06-14 The Board Of Trustees Of Leland Stanford Junior University X-ray spectral decomposition imaging system
US6754298B2 (en) * 2002-02-20 2004-06-22 The Regents Of The University Of Michigan Method for statistically reconstructing images from a plurality of transmission measurements having energy diversity and image reconstructor apparatus utilizing the method
US7356113B2 (en) * 2003-02-12 2008-04-08 Brandeis University Tomosynthesis imaging system and method
US6973158B2 (en) * 2003-06-25 2005-12-06 Besson Guy M Multi-target X-ray tube for dynamic multi-spectral limited-angle CT imaging
WO2008072175A1 (en) * 2006-12-15 2008-06-19 Koninklijke Philips Electronics N.V. Spectrally resolving x-ray imaging device
DE102008030552A1 (de) * 2008-06-27 2009-12-31 Siemens Aktiengesellschaft Verfahren zur Erzeugung von Bilddaten zu einer virtuell vorgebbaren Röntgenröhrenspannung aus ersten und zweiten CT-Bilddaten
DE102011075917B4 (de) * 2011-05-16 2021-10-28 Siemens Healthcare Gmbh Verfahren zum Bereitstellen eines 3D-Bilddatensatzes mit unterdrückten Messfeldüberschreitungsartefakten und Computertomograph
EP2802270B1 (en) * 2012-01-12 2017-10-11 Koninklijke Philips N.V. Generating attenuation image data and phase image data in an x-ray system
US8885975B2 (en) * 2012-06-22 2014-11-11 General Electric Company Method and apparatus for iterative reconstruction
WO2014081945A2 (en) * 2012-11-21 2014-05-30 The Trustees Of Columbia University In The City Of New York Systems, methods, and devices for image reconstruction using combined pde-constrained and simplified spherical harmonics algorithm
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