CN105761226B - 一种超视野ct扫描图像的补偿重建方法 - Google Patents
一种超视野ct扫描图像的补偿重建方法 Download PDFInfo
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- CN105761226B CN105761226B CN201610101382.6A CN201610101382A CN105761226B CN 105761226 B CN105761226 B CN 105761226B CN 201610101382 A CN201610101382 A CN 201610101382A CN 105761226 B CN105761226 B CN 105761226B
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- 238000002591 computed tomography Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 44
- 238000000638 solvent extraction Methods 0.000 claims abstract description 15
- 238000005070 sampling Methods 0.000 claims abstract description 13
- 239000011159 matrix material Substances 0.000 claims abstract description 8
- 230000011218 segmentation Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000002452 interceptive effect Effects 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 abstract description 3
- 238000013213 extrapolation Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 7
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/73—Deblurring; Sharpening
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20172—Image enhancement details
- G06T2207/20192—Edge enhancement; Edge preservation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
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CN201610101382.6A CN105761226B (zh) | 2016-02-24 | 2016-02-24 | 一种超视野ct扫描图像的补偿重建方法 |
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CN201610101382.6A CN105761226B (zh) | 2016-02-24 | 2016-02-24 | 一种超视野ct扫描图像的补偿重建方法 |
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CN105761226A CN105761226A (zh) | 2016-07-13 |
CN105761226B true CN105761226B (zh) | 2018-05-18 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3669328A1 (en) | 2017-08-15 | 2020-06-24 | Koninklijke Philips N.V. | Imaging system extended field-of-view |
CN110533738B (zh) * | 2019-09-02 | 2021-06-18 | 上海联影医疗科技股份有限公司 | 重建数据处理方法、装置、医学成像系统及存储介质 |
WO2020238818A1 (en) * | 2019-05-24 | 2020-12-03 | Shanghai United Imaging Healthcare Co., Ltd. | Imaging systems and methods |
CN110458908B (zh) * | 2019-08-05 | 2022-12-09 | 赛诺威盛科技(北京)股份有限公司 | 基于有限角度迭代重建超视野ct图像的方法 |
CN111784799B (zh) * | 2020-06-30 | 2024-01-12 | 北京百度网讯科技有限公司 | 图像填充方法、装置、设备及存储介质 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101398397A (zh) * | 2007-09-30 | 2009-04-01 | 首都师范大学 | 多次扫描模式的ct成像方法 |
CN102027507A (zh) * | 2008-05-15 | 2011-04-20 | 皇家飞利浦电子股份有限公司 | 使用未经衰减校正的pet发射图像补偿不完整解剖图像 |
US8478015B2 (en) * | 2005-07-01 | 2013-07-02 | Siemens Medical Solutions Usa, Inc. | Extension of truncated CT images for use with emission tomography in multimodality medical images |
CN105069823A (zh) * | 2015-08-07 | 2015-11-18 | 北京航空航天大学 | 基于非对称横向双边截断投影数据的扇束ct重建方法 |
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2016
- 2016-02-24 CN CN201610101382.6A patent/CN105761226B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8478015B2 (en) * | 2005-07-01 | 2013-07-02 | Siemens Medical Solutions Usa, Inc. | Extension of truncated CT images for use with emission tomography in multimodality medical images |
CN101398397A (zh) * | 2007-09-30 | 2009-04-01 | 首都师范大学 | 多次扫描模式的ct成像方法 |
CN102027507A (zh) * | 2008-05-15 | 2011-04-20 | 皇家飞利浦电子股份有限公司 | 使用未经衰减校正的pet发射图像补偿不完整解剖图像 |
CN105069823A (zh) * | 2015-08-07 | 2015-11-18 | 北京航空航天大学 | 基于非对称横向双边截断投影数据的扇束ct重建方法 |
Non-Patent Citations (1)
Title |
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锥束CT超视野成像重建算法综述;闫镔 等;《CT理论与应用研究》;20130430;第22卷(第2期);第373-384页 * |
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Denomination of invention: Super-vision CT scanned image compensation and reconstruction method Effective date of registration: 20180813 Granted publication date: 20180518 Pledgee: Beijing Zhongguancun bank Limited by Share Ltd Pledgor: Sainuo via science and Technology (Beijing) Co. Ltd. Registration number: 2018110000019 |
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Denomination of invention: Super-vision CT scanned image compensation and reconstruction method Effective date of registration: 20200323 Granted publication date: 20180518 Pledgee: Beijing Zhongguancun bank Limited by Share Ltd Pledgor: SAINUO WEISHENG TECHNOLOGY (BEIJING) Co.,Ltd. Registration number: Y2020990000200 |
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Address after: 100176 1st floor, building 8, 11 Kangding street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Sinovision Technology (Beijing) Co.,Ltd. Address before: 100176 floor 1, Yuehong building, No.13, Yongchang North Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee before: SAINUO WEISHENG TECHNOLOGY (BEIJING) Co.,Ltd. |
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